Thank you for purchasing the V680-series Heat-resistive RFID System. OMRON products are manufactured
for use according to proper procedures by a qualified operator and only for the purposes described in this
manual. This manual describes the functions, performance, and application methods needed for optimum use
of the V680-series Heat-resistive RFID System.
• Please observe the following items when using the RFID System.
• Read and understand this manual before attempting to use the product and use the product correctly.
• Keep this manual in a safe but accessible location so that it is available for reference when required.
Page 3
Introduction
ÇÕǹÇ?ÇëÊ 1 èÕëÊ2 èÕëÊ3 èÕëÊ4 èÕ
Introduction
Section 1
Section 2
Section 3
Section 4
Section 5
Application Considerations (Read and understand this information first.)
V680-CA1DID Controller
V680-CA2DID Controller
V680-H01Read/Write Antenna
V680-D1KP58HTID Tag
User's Manual
Page 4
Introduction
Introduction
EAD AND UNDERSTAND THIS DOCUMENT
R
Please read and understand this document before using the products. Please consult your OMRON representative if you have any questions or comments.
WARRANTY
OMRON’s exclusive warranty is that the products are free from defects in materials and workmanship for a period of one year (or other period if specified)
from date of sale by OMRON.
OMRON MAKES NO WARRANTY OR REPRESENTATION, EXPRESS OR IMPLIED, REGARDING NON-INFRINGEMENT, MERCHANTABILITY, OR
FITNESS FOR PARTICULAR PURPOSE OF THE PRODUCTS. ANY BUYER OR USER ACKNOWLEDGES THAT THE BUYER OR USER ALONE HAS
DETERMINED THAT THE PRODUCTS WILL SUITABLY MEET THE REQUIREMENTS OF THEIR INTENDED USE. OMRON DISCLAIMS ALL OTHER
WARRANTIES, EXPRESS OR IMPLIED.
LIMITATIONS OF LIABILITY
OMRON SHALL NOT BE RESPONSIBLE FOR SPECIAL, INDIRECT, OR CONSEQUENTIAL DAMAGES, LOSS OF PROFITS OR COMMERCIAL LOSS IN
ANY WAY CONNECTED WITH THE PRODUCTS, WHETHER SUCH CLAIM IS BASED ON CONTRACT, WARRANTY, NEGLIGENCE, OR STRICT
LIABILITY.
In no event shall responsibility of OMRON for any act exceed the individual price of the product on which liability is asserted.
IN NO EVENT SHALL OMRON BE RESPONSIBLE FOR WARRANTY, REPAIR, OR OTHER CLAIMS REGARDING THE PRODUCTS UNLESS OMRON’S
ANALYSIS CONFIRMS THAT THE PRODUCTS WERE PROPERLY HANDLED, STORED, INSTALLED, AND MAINTAINED AND NOT SUBJECT TO
CONTAMINATION, ABUSE, MISUSE, OR INAPPROPRIATE MODIFICATION OR REPAIR.
SUITABILITY FOR USE
THE PRODUCTS CONTAINED IN THIS DOCUMENT ARE NOT SAFETY RATED. THEY ARE NOT DESIGNED OR RATED FOR ENSURING SAFETY OF
PERSONS, AND SHOULD NOT BE RELIED UPON AS A SAFETY COMPONENT OR PROTECTIVE DEVICE FOR SUCH PURPOSES. Please refer to
separate catalogs for OMRON's safety rated products.
OMRON shall not be responsible for conformity with any standards, codes, or regulations that apply to the combination of products in the customer’s
application or use of the product.
At the customer’s request, OMRON will provide applicable third party certification documents identifying ratings and limitations of use that apply to the
products. This information by itself is not sufficient for a complete determination of the suitability of the products in combination with the end product,
machine, system, or other application or use.
The following are some examples of applications for which particular attention must be given. This is not intended to be an exhaustive list of all possible uses
of the products, nor is it intended to imply that the uses listed may be suitable for the products:
• Outdoor use, uses involving potential chemical contamination or electrical interference, or conditions or uses not described in this document.
• Nuclear energy control systems, combustion systems, railroad systems, aviation systems, medical equipment, amusement machines, vehicles, safety
equipment, and installations subject to separate industry or government regulations.
• Systems, machines, and equipment that could present a risk to life or property.
Please know and observe all prohibitions of use applicable to the products.
NEVER USE THE PRODUCTS FOR AN APPLICATION INVOLVING SERIOUS RISK TO LIFE OR PROPERTY WITHOUT ENSURING THAT THE SYSTEM
AS A WHOLE HAS BEEN DESIGNED TO ADDRESS THE RISKS, AND THAT THE OMRON PRODUCT IS PROPERLY RATED AND INSTALLED FOR THE
INTENDED USE WITHIN THE OVERALL EQUIPMENT OR SYSTEM.
PERFORMANCE DATA
Performance data given in this document is provided as a guide for the user in determining suitability and does not constitute a warranty. It may represent the
result of OMRON’s test conditions, and the users must correlate it to actual application requirements. Actual performance is subject to the OMRON Warranty
and Limitations of Liability.
CHANGE IN SPECIFICATIONS
Product specifications and accessories may be changed at any time based on improvements and other reasons.
It is our practice to change model numbers when published ratings or features are changed, or when significant construction changes are made. However,
some specifications of the product may be changed without any notice. When in doubt, special model numbers may be assigned to fix or establish key
specifications for your application on your request. Please consult with your OMRON representative at any time to confirm actual specifications of purchased
products.
DIMENSIONS AND WEIGHTS
Dimensions and weights are nominal and are not to be used for manufacturing purposes, even when tolerances are shown.
ERRORS AND OMISSIONS
The information in this document has been carefully checked and is believed to be accurate; however, no responsibility is assumed for clerical, typographical,
or proofreading errors, or omissions.
PROGRAMMABLE PRODUCTS
OMRON shall not be responsible for the user’s programming of a programmable product, or any consequence thereof.
COPYRIGHT AND COPY PERMISSION
This document shall not be copied for sales or promotions without permission. This document is protected by copyright and is intended solely for use in
conjunction with the product. Please notify us before copying or reproducing this document in any manner, for any other purpose. If copying or transmitting
this document to another, please copy or transmit it in its entirety.
Heat-resistive RFID System
2
User's Manual
Page 5
Introduction
Safety Precautions
Alert Symbols for Safe Use
The following symbols are used in this manual to indicate precautions that must be observed to ensure safe
use of the V680 Series. The precautions provided here contain important safety information. Be sure to
observe these precautions.
The following signal words are used in this manual.
Indicates a potentially hazardous situation which, if not avoided, will result in minor or
Warning
Meanings of Alert Symbols
moderate injury, or may result in serious injury or death. Additionally, there may be
significant property damage.
Introduction
Indicates general prohibitions for which there is no specific symbol.
Warning
Warning
This product is not designed to be used either directly or indirectly in applications that detect
human presence for the purpose of maintaining safety. Do not use this product as a sensing
device for protecting human lives.
Regulations and Standards
The V680-CA1D and V680-CA2D conform to the following overseas regulations and standards.
1. EC Directives
EN55022
EN55024
The V680-H01 conforms to the following overseas regulations and standards.
1. European Wireless/EMC Standards
EN 300 330 (1999)
ETS 300683 (1997)
EN 60065
2. FCC Rules (Federal Communications Commission)
FCC Part 15 Subpart C
3. Japan Radio Law
Equipment using high frequencies: Inductive Reading/Writing Communications Equipment, Identification
No. EC-04023
Conforming standards: Inductive Reading/Writing Communications Equipment; Standard: ARIB STD-T82
Model specifications for the Heat-resistive RFID System apply only for use in combination with an ID
Controller.
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Introduction
Introduction
Precautions for Safe Use
Be sure to observe the following precautions to ensure safe use of the product.
1. Do not use the product in environments with flammable, explosive, or corrosive gasses.
2. Do not attempt to disassemble, repair, or modify the product.
3. Tighten the base lock screws and terminal block screws securely.
4. Make sure that the split pin is installed correctly to prevent the product from becoming detached.
5. Be sure to use crimp terminals of the specified size for wiring.
6. If any cable has a locking mechanism, make sure that it has been locked before using it.
7. The DC power supply must satisfy the following requirements.
• The DC power supply must be used for the V680 Series only and must not be connected to any other
devices or equipment.
• The voltage of the DC power supply must be within the specified rating (24 VDC +10%/−15%).
8. Install the ferrite cores provided with the V680-CA1D and V680-CA2D according to the instructions. Do not
remove the ferrite core installed on the V680-H01.
9. Do not touch the product immediately after usage at high temperatures. Doing so may occasionally result in
burning.
10. If the system is producing abnormal odors or if the product becomes abnormally hot, emits smoke, or
exhibits any other abnormal condition, immediately stop using the system, turn OFF the power, and
contact your OMRON representative.
11. Disposing of the product as industrial waste.
12. Observe all warnings and precautions given in the body of this manual.
Heat-resistive RFID System
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Page 7
Introduction
Precautions for Correct Use
Always observe the following precautions to prevent operation failures, malfunctions, and adverse effects on
performance and equipment.
1. Installation Environment
Do not install the V680-CA1D, V680-CA2D, or V680-H01 in any of the following locations.
• Locations exposed to direct sunlight
• Locations exposed to corrosive gases, dust, metallic powder, or salts
• Locations not within the specified operating temperature range
• Locations subject to rapid changes in temperature (with no condensation)
• Locations not within the specified humidity range
• Locations subject to direct vibration or shock outside the specified ranges
2. ID Tag Installation
• The product communicates with Tags using the 13.56-MHz frequency band. Some transceivers,
motors, monitoring devices, power supplies (e.g., power supply IC), and devices in similar RFID
systems generate noise that can affect communications with the Tags. If such devices are located
near the Tags, always test operation in advance to confirm whether the system will be affected.
• Observe the following precautions to minimize the effects of normal noise.
(1) Ground all metal objects in the vicinity to 100 Ω or less.
(2) Do not use the system near high-voltage or high-current lines.
Do not install the system near radio astronomy or medical equipment, which may be adversely
affected.
Introduction
3. Power Supply and Grounding
• Be sure to use the power supply voltage specified in this manual.
• Do not reverse the polarity of the power supply terminals.
• Ground the ground terminal to 100 Ω or less.
4. Wiring
• Always turn OFF the power before performing wiring or connecting/disconnecting cables.
• Do not wire the lines of the RFID System alongside high-tension lines or power lines.
• To prevent damage from static electricity, use a wrist strap or another device for preventing electro-
static charges when touching terminals or signal lines.
5. Cleaning
• Do not clean the product with thinners, benzene, or other organic solvents.
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Introduction
Introduction
How to Read this Manual
How to Read this Manual
Meanings of Symbols
Indicates particularly important points related to a function, including precautions and application advice.
Indicates reference to helpful information and explanations for difficult terminology.
Heat-resistive RFID System
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Introduction
Table of Contents
Safety Precautions 3
Regulations and Standards 3
Precautions for Safe Use 4
Precautions for Correct Use 5
How to Read this Manual6
Table of Contents7
Section 1 Product Overview9
System Configuration10
Operation Overview12
Introduction
Component Names and Functions13
Operation Flowchart15
Section 2 Installation, Connections, and Wiring17
Installation Environment18
Installation Method20
Connecting and Removing the Antenna Connector24
Wiring25
RS-232C Interface Connections (V680-CA1D)29
RS-485 Interface Connection (V680-CA2D)33
Section 3 Before Communications37
Switch Settings38
Communications Test42
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Introduction
Introduction
Section 4 Reading from/Writing to Tags45
Tag Operation and Command Status46
Tag Memory Map50
Command and Response Format56
Communications Commands62
Communications Subcommands72
Controller Control Commands73
Other Commands76
Section 5 Troubleshooting77
Self-diagnostic Function78
Errors and Countermeasures79
Maintenance and Inspection80
Troubleshooting81
Section 6 Appendices87
Specifications and Dimensions88
Characteristics According to Operating Conditions98
JIS8 Unit Code Table (ASCII)105
Degree of Protection106
Revision History109
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Section 1
Product Overview
System Configuration10
Operation Overview12
Component Names and Functions13
Operation Flowchart15
Section 1Product Overview
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Page 12
Section 1
Product Overview
System Configuration
Section 1 System Configuration
Example of V680-CA1D System Configuration
The V680-CA1D contains a serial interface based on RS-232C and can connect easily to a generalpurpose personal computer and Programmable Controller (PLC). Standard communications are performed by executing instructions from any host device.
Host Devices
Desktop PCNotebook PC
RS-232C
V680-CA1D
PLC
V680-CA1D
V680-H01
Tag
Container
10
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Section 1
Product Overview
Example of V680-CA2D System Configuration
The V680-CA2D contains a serial interface based on RS-232C enabling connection of up to ten Controllers to a single host device such as a general-purpose personal computer or Programmable Controller
(PLC). The RS-485 cable can be extended up to a total length of 300 m.
Host Devices
Section 1 System Configuration
Desktop PCNotebook PC
RS-485
V680-CA2D
SW1 SW2
0
0
1
1
9
9
2
2
8
8
3
3
7
7
4
4
6
6
5
5
RUN
COMM
NORM
ERR
SW3 SW4
R/W
ANTENNA
RS-485
MADE IN JAPAN
COMRSTGR+ SYNC
24VDC
V680-CA2D
V680-H01
RS-485 RS-485
SW1 SW2
0
1
9
2
8
3
7
4
6
5
SW3 SW4
24VDC
V680-CA2D
V680-H01
PLC
V680-CA2D
0
1
9
2
8
3
7
4
6
5
RUN
COMM
NORM
ERR
R/W
ANTENNA
RS-485
COMRSTGR+ SYNC
MADE IN JAPAN
SW1 SW2
9
8
7
SW3 SW4
V680-CA2D
0
0
1
1
9
2
2
8
3
3
7
4
4
6
6
5
5
RUN
COMM
NORM
ERR
R/W
ANTENNA
RS-485
MADE IN JAPAN
COMRSTGR+ SYNC
24VDC
V680-CA2D
V680-H01
Container
Tag
When connecting the Controller and host device together using an RS-232C/485 Adapter and two-wire communications, change to receiving mode within 5 ms after the command has been completely sent to the Controller from the
host device. Otherwise, communications with the Controller may not be possible.
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Section 1
Product Overview
Operation Overview
Section 1 Operation Overview
An overview of the operation is described using an example of sorting containers or other objects with Tags
depending on the information contained in the Tags.
Host Devices
Desktop PCNotebook PC
V680-CA1D
PLC
V680-CA1D
Processing instruction
V680-H01
Communication
Container
Processing (sorting)
Tag
(1) When the command is sent to the Controller from the host device, the antenna waits for a Tag to
arrive.
(2) When the Tag enters the antenna's communications area, the data in the memory area specified in
the READ command is returned to the host device as a response.
(3) The host device performs processing (e.g., sorting) based on this data.
12
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Component Names and Functions
Section 1
Product Overview
V680-CA1D
V680-CA1D
(1) Rotary switches
(2) DIP switches
(3) LED display
(4) Cover
Connecting port for antenna
(5)
(6) RS-232C port
(7) Power supply terminals
(8) External input terminals
(9) Reset terminals
Section 1 Component Names and Functions
V680-CA2D
V680-CA2D
(1) Rotary switches
(2) DIP switches
(3) LED display
(4) Cover
Connecting port for antenna
(5)
(6) RS-485 port
(7) Power supply terminals
(8) External input terminals
(9) Reset terminals
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Page 16
Section 1
Product Overview
• Overview of Parts
Section 1 Component Names and Functions
No.NameFunctionDescription
(1)Rotary switchesSets a controller node number
(SW1).
(2)DIP switchSets every mode.Sets the mode settings, such as terminating resistance, baud
(3)LED displayThe operation status is shown on the LED.
RUNGreenIndicates the RUN statusLit when operation is normal.
COMMGreenIndicates the operation status Lit during communication with Tag.
NORMGreenIndicates the end of operation Lit once when communication is completed and then turns
ERRRedError displayLit once when communications ends in an error and then
(4)CoverCover for (1), (2), and (5)Open only when required for use.
(5)Connecting port for
antenna
(6)RS-232C port
(V680-CA1D)
RS-485 port
(V680-CA2D)
(7)Power supply terminal Terminal for power supply.
24 VDC+
24 VDC
−
GRGroundGround to 100
(8)External input termi-
nal
(9)RESET terminalRESET-related terminal
RSTRESET signalConnected as a pair when using the external reset input.
COMCOMMON signal
Connects an antenna.A single antenna can be connected via a V700-A40-W
Connects a host device.A general-purpose PLC or personal computer with RS-232C
Connects a host device.A general-purpose PLC or personal computer with RS-485
Supplies the power.Connects the “+” side of 24 VDC power supply.
User input signalThe status can be read depending on the command.
Used to identify each of the Controllers when multiple Controllers (10 max.) are connected to one host computer.
rate, data length, parity, and number of stop bits.
Perform a communications test between the V680 and host device.
p.43
Perform a communication test between the Tag and Read/Write
Antenna
p.43
Check the ambient environment.
p.98
Perform communication using real commands.
p.45
Communication
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Section 1
Product Overview
MEMO
Section 1 Operation Flowchart
16
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Section 2
Installation, Connections, and Wiring
Installation Environment18
Installation Method20
Connecting and Removing the Antenna Connector24
Wiring25
RS-232C Interface Connections (V680-CA1D)29
RS-485 Interface Connection (V680-CA2D)33
Section 2Installation, Connections, and Wiring
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Section 2
Installation, Connections, and Wiring
Installation Environment
Controller
The V680-CA1D and V680-CA2D Controllers are highly reliable control devices that can withstand
harsh environments. To increase the reliability of the system and ensure full functionality, however,
Section 2 Installation Environment
install the Controller according to the instructions below.
• Installation Site
Do not install the Controller in the following locations.
• Locations exposed to ambient temperatures that are not within the range between −10°C and 55°C
or where there are radical temperature changes resulting in condensation
• Locations exposed to humidity that is not within a range between 35% and 85%
• Locations subject to corrosive gas, flammable gas, dust, salt, or metal powder
• Locations that will expose the Controller to direct vibration or shock
• Locations exposed to direct sunlight
• Locations exposed to water, oil, or chemicals sprays
• Mounting in Panel
The Controller can be used at an ambient temperature range between −10°C and 55°C. Be sure to
observe the following precautions.
• Make sure that the Controller is provided with sufficient ventilation space.
• Do not install the Controller close to heaters, transformers, or large-capacity resistors that radiate
excessive heat.
• If the ambient temperature exceeds 55°C, be sure to install a forced-ventilation fan or cooler to keep
the temperature below 55°C.
• If power lines or high-tension lines with large currents (e.g., for driving motors) are located close to
the Controller, to reduce the affect of noise be sure to test the Controller thoroughly and check the
Controller's wiring conditions.
Be sure to observe the above precautions before installing the Controller and carefully test the Controller before actual
use.
18
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Section 2
Installation, Connections, and Wiring
Read/Write Antenna
The V680-H01 Read/Write Antenna is a highly reliable control device that can withstand harsh environments. To increase the reliability of the system and ensure full functionality, however, install the
Antenna according to the instructions below.
• Installation Site
Do not install the Antenna in the following locations.
• Locations exposed to ambient temperatures not within the range between −20°C and 55°C or loca-
tions with radical temperature changes resulting in condensation
• Locations exposed to humidity that is not within the range between 35% and 85%
• Locations subject to corrosive gas, flammable gas, dust, salt, or metal powder
• Locations that will expose the Antenna to direct vibration or shock
• Ambient Environment
The communications distance of the Antenna drops due to ambient noise from surrounding electronic
devices.
The following precautions apply when installing the Antenna near such devices or other sources of
ambient noise.
• Power Lines and High-tension Lines
Do not wire the Antenna cable along with high-tension lines or power lines. Keep the Antenna cable
as far away as possible from them.
• Inverters, Motors, and Other Driving Mechanisms
Be sure to ground the frames of driving mechanisms and keep them as far away as possible from the
Antenna.
• Switching Power Supplies and Other Power Supplies
Be sure to ground switching power supplies and keep them as far away as possible from the
Antenna.
Section 2 Installation Environment
Be sure to observe the above precautions before installing the Antenna and carefully test the Antenna before actual
use.
Tags
• Installation Site
Do not install Tags in the following locations.
• Locations subject to corrosive gas, flammable gas, or metal powder
Be sure to observe the above precautions before installing the Tag and carefully test the Tag before actual use.
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Section 2
Installation, Connections, and Wiring
Installation Method
Controllers
The Controller can be mounted to a DIN Track or mounted directly into a panel with screws.
Section 2 Installation Method
• Mounting Directly in a Panel
Be sure to secure the Controller with two M4 screws together with spring washers and flat washers
when enclosing the Controller in a panel.
Do not use any organic solvent such as lock paint to fix screws. Otherwise, the case may crack.
Two, M4
• Mounting to a DIN Track
1. First hook the Controller to part A, and then press the Controller in direction B to mount the Controller
to the DIN Track.
DIN Track
OMRON PFP-100N2 (track length: 1 m)
is recommended.
DIN Track height: 80 mm max.
PEF-100N2 DIN TrackPFP-M End Plate
20
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Section 2
Installation, Connections, and Wiring
2. To disconnect the Controller from the DIN Track, pull the mounting hook downwards, and then lift the
Controller upwards.
Can be close mounted
(See note.)
DIN Track
End Plate
Mounting hooks
V680-CA1DV680-CA1D
Section 2 Installation Method
Note: Consider the height of the
DIN Track when mounting.
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Section 2 Installation Method
Section 2
Installation, Connections, and Wiring
Read/Write Antenna
Be sure to insert the provided fittings into the Antenna mounting holes and mount the Antenna with
four M4 screws with spring washers and flat washers as shown below.
Spring washer
Flat washer
Provided fitting
Mounting Hole Dimensions
185±0.2
Coil center
(Unit: mm)
M4 or 4.5 dia.
235±0.2
142.5
22
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Section 2
Installation, Connections, and Wiring
Tags
The Tags have a limited life span. Therefore, install them in locations in which they can be easily
replaced. Use the following procedure to mount the V680-A80 Attachment when required.
1. Mount the Attachment to the workpiece.
Use a tightening torque of 21 to 42 N·m.
Section 2 Installation Method
2. Tighten the lock nut.
3. Mount the Tag to the Attachment.
The Tag can be mounted in either direction.
4. Insert the split pin into the 3.2-dia. hole and open the tip of the
pin to secure.
Two nuts and one split pin are provided with the V680-A80 Attachment. Replacement split pins must be
provided by the user.
Split pinNominal: 3.2 mm × 20 mm (length)
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Section 2
Installation, Connections, and Wiring
Connecting and Removing the Antenna Connector
A single Antenna can be connected to the Controller. A V700-A40-W Antenna Cable (order separately) is
normally required to connect the Antenna. Cables with a length of up to 30 m are available.
Section 2 Connecting and Removing the Antenna Connector
Connecting and Removing the Connector
• Connecting
1. Hold the connector cable locking section, and insert
matching the black mark on the Controller with the white
mark on the connector.
2. Push the connector in vertically until it locks.
Be sure to grip the cable locking section. The connector will
not lock if only the ring section is pushed.
Cable locking section
•Removing
1. Grip the ring section and pull the connector out verti-
cally.
The cable cannot be removed if the cable locking section is
gripped.
Never pull excessively on the cable. Doing so will cause broken wires and damage.
Do not remove or connect the connector when the power is
turned ON. Doing so will cause a malfunction.
Ring section
24
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Wiring
Wire the Controller as shown below.
Section 2
Installation, Connections, and Wiring
Section 2 Wiring
Power Supply and Ground Wires
V680-CA1D
Connection Example
Line filter
+24 VDC
Ferrite core (provided)
0 V
• The power supply and ground terminals use M3 self-rising screws. The following type of crimp termi-
nals can be connected to these terminals. Tighten each screw to a torque of approximately 6 kgf·cm.
• Examples of Applicable Crimp Terminals
ManufacturerModelApplicable wireType
J.S.T. Mfg. Co., Ltd.1.25-N3A
J.S.T. Mfg. Co., Ltd.1.25-Y3A
AWG24 to AWG16Fork-shaped
Ground at a resistance
of 100 Ω or less
6.5 max.
(For M3 screw)
• The Controller can internally withstand the noise on the power line. By providing power to the Con-
troller through the noise filter, however, the noise between the Controller and ground can be greatly
reduced.
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Section 2
Installation, Connections, and Wiring
Recommended Compact DC Power Supply (OMRON)
ModelOutput capacityInput voltage
S82K-0302424 VDC 1.3 A100 V 24 VDC
S82J-022424 VDC 1.1 A100 V
Section 2 Wiring
* The maximum power consumption of the Controller is 20 W (i.e., 0.8 A at 24 VDC). The inrush cur-
rent, however, must be considered when selecting the power supply capacity. A power supply with an
output of 1.1 A min. at 24 VDC is recommended.
Correct Use
• If the Antenna and power supply are too close, some noise generated from the power supply may
interfere with communication. Make sure that there is a distance of 1 m or more between the Antenna
and power supply.
• If the Controller and Antenna are too close, the Controller may interfere with the communication
between the Antenna and ID Tag. Make sure that there is a distance of 80 cm or more between the
Controller and Antenna.
Note
• Provide 24 VDC to the Controller. The allowable fluctuation of the power supply is between 20.4 and
26.4 VDC (i.e., 24 VDC −15%/+10%). Make sure that the power supply voltage is within this range.
• The maximum power consumption of the Controller in the largest configuration is 20 W. An inrush
current of approximately 30 A at 24 VDC, however, flows when the Controller is turned ON. Take this
into consideration when preparing the power supply.
• Provide a power wire with a thickness of at least AWG18 to prevent voltage drops. Twisted-pair wire
is recommended for the power line.
• Ground the Controller at a resistance of 100 Ω or less to protect the Controller from noise interfer-
ence. The thickness of the ground wire must be at least AWG18.
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Section 2
Installation, Connections, and Wiring
Use the provided ferrite core for the suppression of noise generation as shown below.
1. Wire the power supply and ground wires in advance.
2. Wind the power supply and ground wires together around the ferrite core once so that the ferrite core
will not move as shown below. As a guide, locate the ferrite core within 10 cm of the Controller.
Section 2 Wiring
3. Close and press the ferrite core until it clicks, indicating that the ferrite core is locked.
V680-CA1D
Ferrite core (provided)
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Section 2
Installation, Connections, and Wiring
Wiring the RESET Signal and External Input Signals (IN1 and
IN2)
V680-CA1D
V680-CA1D
Section 2 Wiring
RESET
input
24 VDC
IN2 input
24 VDC
• Crimp Terminals
The I/O terminals use M3 self-rising screws. The following type of crimp terminals can be connected to
these terminals.
6.5 max.
(For M3 screws)
Tighten each screw to a torque of approximately 6 kgf·cm.
Make sure that the input voltage does not exceed a maximum allowable input voltage of 26.4 V, otherwise the Controller
may malfunction.
Separate power lines and high-tension lines from the input line to protect the input line from noise interference.
28
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Installation, Connections, and Wiring
r
RS-232C Interface Connections (V680-CA1D)
Section 2
Signal nameSymbol
Ground for maintenance or groundGRNoNoShield
Signal ground or common retrace lineSGNoNo5
Send dataSDNoYes3
Receive dataRDYesNo2
Request to sendRSNoYes7
Clear to sendCSYesNo8
Host deviceID Controller
Shield
(Shielded wire)
Signal direction
InputOutput
Connector Pin Arrangement
When Viewed from the Controlle
Pin No.
Note 1. Ground the shielded wire on either the Controller side or the host device side to prevent operation
errors.
Note 2. Internally short-circuit pins 7 (RS) and 8 (CS).
Connector Pin Arrangement
When Viewed from the Controlle
9-pin male
Shield
Connecting deviceController
Cables with connectors
(Shielded wire)
C200H-ASC02
9-pin male
• Assembly and Connection of Communications Connector
Use the OMRON communications connector conforming to EMI standards that is provided with the
Controller. Prepare a connection cable and a connector for the host device.
Controller side
OMRON
XM2A-0901 Plug
(provided with
Controller)
OMRON MX2S-0911
Hood (See note 1.)
(provided with Controller)
Connection cable
Recommended cable
Hitachi Cable's
CO-MA-VV-SB 5PX28AWG
(See note 2.)
Host device side
Note 1. One set of connectors conforming to EMI standards is provided with the Controller.
Note 2. Use the above cable or an equivalent one with an external diameter of 7 mm.
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• Assembling the Connector
1. Prepare the end of the cable as shown below.
Section 2
Installation, Connections, and Wiring
• Insert the cable into the cable bushing.
• Unravel the braided shield for approximately 10 mm and
• When connecting the connector, be sure to hold the connector by hand and fully insert the connector.
Then secure the connector by tightening the two lock screws.
• When disconnecting the connector, completely loosen the two lock screws. Then hold the protruding
part of the connector hood by hand and pull the connector out straight. If the connector is difficult to
disconnect, hold the Controller by hand while pulling out the connector.
Philips screwdriver
Lock screw
Example of Grounding the Shield Wire at the Controller
ControllerHost device
• The shielded wire must be grounded either from the
Controller or the host device to prevent system mal-
functions. The example shown here is of grounding
from the Controller.
• Internally short-circuit the RS and CS pin in the con-
nector.
32
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Installation, Connections, and Wiring
RS-485 Interface Connection (V680-CA2D)
Pin No.1234
−+−
Pin No.
• 1:N Connection
Polarity+
* Pin numbers 1 and 3, and 2 and 4 are
internally short-circuited in the connector.
Section 2
Section 2 RS-485 Interface Connection (V680-CA2D)
Host device
Terminating resistance of 220 Ω
provided
RS-485 Controller 0
Terminating resistance of 220 Ω not
provided
RS-485 Controller 1
Terminating resistance of 220 Ω not
provided
RS-485 Controller 30
Correct Use
Send the following commands from the host device after confirming the response from the Controller.
When using an RS-232C/485 Adapter at the host device, make sure that sending is completely
enabled before sending the command. After the command is completely sent, change to receiving
mode within 5 ms. Otherwise, communications with the Controller may not be possible.
Host device
V680-CA2D
Command frame
5 ms
Response frame
Terminating resistance of 220 Ω provided
Command frame
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Section 2
Installation, Connections, and Wiring
Wiring Example
Use an RS-485 Interface Cable with a shield, and connect the shield to the ground terminal.
• 1:N Connection
Total length: 300 m max.
Section 2 RS-485 Interface Connection (V680-CA2D)
Host device
with terminating resistance
Set SW 3.7
Terminating
resistance (ON)
Set SW 3.7
No terminating
resistance (OFF)
Set SW 3.7
No terminating
resistance (OFF)
Total length: 300 m max.
Set SW 3.7
No terminating
resistance (OFF)
Host device
with no terminating resistance
Set SW 3.7
No terminating
resistance (OFF)
Set SW 3.7
No terminating
resistance (OFF)
Set SW 3.7
Terminating
resistance (ON)
Set SW 3.7
Terminating
resistance (ON)
Note
If the recommended cables are not used, wire the RS-485 interface cable and synchronous cable in
parallel. The environment-resistive noise characteristic may be reduced even when wired in parallel,
however, if the following configurations shown in examples 2 and 3 are used.
Example 1
Noise
source
Synchronous cable
RS-485 interface cable
Synchronous cable
Noise
source
RS-485 interface cable
Example 3Example 2
Synchronous cable
Noise
source
RS-485 interface cable
* Noise source: Other devices, power lines, AC Adapters, etc.
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Installation, Connections, and Wiring
Connecting and Disconnecting the Connector
1. Attach the crimp terminals to the sections of the cable where the sheath has been stripped.
Make sure the connector is facing the right direction and insert each wire into the correct connector hole.
Section 2
Section 2 RS-485 Interface Connection (V680-CA2D)
2. Securely tighten the connector's cable fixing screws for each wire.
Use a small flat-blade screwdriver with a uniform thickness. Do not use a standard screwdriver with a tapered end only. Otherwise, the screwdriver will not fully insert into the hole.
Tighten the cable fixing screws to a suitable torque of approximately 0.5 N·m.
The following screwdriver is available.
OMRON: XW4Z-00C
End shape
SideFront
0.6 mm3.5 mm
Small flat-blade screwdriver
with a tip of uniform thickness.
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Section 2 RS-485 Interface Connection (V680-CA2D)
Section 2
Installation, Connections, and Wiring
3. Connect the connector that is attached to the cable to the Controller.
Make sure that the connector on the Controller and the connector on the cable are facing the right direction, and push them
together firmly. Tighten the fixing screws to a suitable torque of approximately 0.3 N·m.
Fixing screws
4. To disconnect connectors, completely unscrew the two fixing screws, hold the protruding part of the
connector and pull the connector out straight. If the connector is difficult to disconnect, hold down the
Controller and pull out the connector.
Do not connect the cable with the connector connected to the Controller.
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Section 3
Before Communications
Switch Settings38
Opening the Cover38
Setting Methods39
Default Settings39
Rotary Switch Settings40
DIP Switch Settings40
Communications Test42
Section 3Before Communications
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Page 40
Section 3 Switch Settings
Section 3
Before Communications
Switch Settings
Open the cover of the Controller to make each of the switch settings.
Opening the Cover
A screwdriver is provided with the Controller. Open the cover by inserting the screwdriver into the
groove on the left side of the cover.
Under the cover, there are two rotary switches (SW1 and SW2) and two DIP switches (SW3 and SW4).
Rotary switches
DIP switches
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Before Communications
Setting Methods
Use the provided screwdriver to make switch settings as shown in the following diagram.
Section 3
• Rotary switch settings
• DIP switch settings
Default Settings
The following table shows the default settings (factory settings).
Section 3
l
Switch Settings
0
1
9
2
8
3
7
4
6
5
SW1
1
2
3
4
5
6
7
8
SW3 (left)
1
2
3
4
5
6
7
8
SW4 (right)
0
9
8
7
6
SW2
O
N
O
N
Name
SW1
1
2
3
4
5
SW2
SW3-1
SW3-2
SW3-3
SW3-4
SW3-5
SW3-6
SW3-7
SW3-8
SW4-1
Node number
Reserved by the system.
Reserved by the system.
Reserved by the system.
Reserved by the system.
Reserved by the system.
Reserved by the system.
Reserved by the system.
CD1D
CD2D
Not used.
RS-485 terminating resistance
Reserved by the system.
Baud rate
SW4-2
SW4-3
SW4-4
Data length
Parity
SW4-5
SW4-6
SW4-7
SW4-8
Number of stop bits
Reserved by the system.
Reserved by the system.
Default setting
0
0
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
Node number 0
Set to 0.
Always OFF
Always OFF
Always OFF
Always OFF
Always OFF
Always OFF
(Not used.)
No terminating resistance
Always OFF
38,400 bps
7 (ASCII7)
Even
2
Always OFF
Always OFF
Details
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Section 3
Before Communications
Rotary Switch Settings
• Node Number Switch Setting (SW1)
If more than one Controller is connected to a single host device, the host device needs to be able to
distinguish each of them. The ID number used for this purpose is called a node number. Each
Controller must have a unique node number. Each command and response includes the node number
of the Controller. Communications will not be possible if the node number is wrong. The node numbers
must be correctly set regardless of whether the host device is connected to a single or multiple
Controllers.
Section 3 Switch Settings
As shown in the following table, the node number switch can be set from 0 to 9.
SW1Node No.
00
11
22
33
44
55
66
77
88
99
The node number switch is factory-set to 0.
• System Reserved Switch (SW2)
Do not use this switch. Always set this switch to 0.
DIP Switch Settings
Setting Examples
Node No. 0
Node No. 1
•SW3
Pins 1 to 6 and pin 8: Reserved by the system
Do not use these pins. Always set these pins to OFF.
Pin 7: Not used (V680-CA1D)
Do not use this pin. Always set this pin to OFF.
Pin 7: RS-485 terminating resistance (V680-CA2D)
If two or more Controllers connected to the host device, terminating resistance of the Controllers at
each end or the host device must be set to ON for stable communications.
Use this pin to set the built-in RS-485 terminating resistance to ON or OFF.
SW3, pin 7Meaning
ONRS-485 terminating resistance ON
OFFRS-485 terminating resistance OFF
Be sure to set only the terminating resistance of the serially connected Controllers or host devices at each end to ON
and that of any other device to OFF. Incorrect settings will result in unstable operations.
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•SW4
Pins 1 and 2: Baud rate
SW4, pin 1SW4, pin 2Details
ON
OFF
Pin 3: Data length
SW4, pin 3Details
ON8 bits (JIS8) ON
OFF7 bits (ASCII7) OFF
Pins 4 and 5: Parity
SW4, pin 4SW4, pin 5Details
ON
OFF
Section 3
Before Communications
ON115,200 bps
OFF19,200 bps
ON9,600 bps
OFF38,400 bps
Section 3
l
Switch Settings
ONNone
OFFNone
ONOdd
OFFEven
Pin 6: Number of stop bits
SW4, pin 6Details
ON1
OFF2
Pins 7 and 8: Reserved by the system
Do not use these pins. Always set these pins to OFF.
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Page 44
Section 3
Before Communications
Communications Test
Check Items
Check the following items before the trial operation of the whole system.
No.ItemsDetailsPage
1Power supply and
I/O line connections
2DIP switch settings
Section 3 Communications Test
3Antenna connectionIs the Antenna connected properly?p.24
4Host device connectionIs the RS-232C/RS-485 connector connected properly?p.29 p.33
5Antenna and Tag connectionAre the Antenna and Tag located properly?p.98
• Are the power supply and I/O lines properly wired?
• Are all the terminal screws tightened securely?
• Is the node number set correctly?
• Are the communications specifications set correctly?
Procedure for Trial Operation
p.25
p.40
p.41
Turn power ON
Online test with
the host device
Trial operation of
the system
Completion
• Check that the supply voltage and the connection of power supply
terminals are correct.
• Check that the RUN indicator of the Controller and the POWER
indicator of the Antenna are ON.
Check the communications between the host device and Controller
with test commands.
Check the operation of the whole system with actual commands
executed.
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Section 3
Before Communications
Communications Test with Host Device
Test commands are used to perform a communications test of the communications between the Controller and host device. This test enables the cable connections and processing operation of communications to be checked before the trial operation of the whole system.
1. Create a simple communications program on the host device and send the test commands.
If the communications line is normal, the Controller returns the data received.
•Example
Sending the message data “OMRON” from Controller No. 2.
Command
Controller No.
02
@
3
Command code
TS
25
Message data
OM
RO
N
FCS
14
2
Terminator
*CR
2
Section 3
l
Communications Test
Response
Controller No.
02
@
3
Command code
TS
25
Message data
OM
RO
N
FCS
14
2
Terminator
*CR
2
Communication Test between the Tag and Read/Write Antenna
Actual commands are sent from the host device to test whether communication between the Tag and
Read/Write Antenna is normal.
1. Connect the host device and Controller, and then turn ON the power to the Controller.
2. Send the AUTOWRITE command from the host device.
3. If communication with the Tag is normal, a response will be returned to the host device.
•Example
Using the Read/Write Antenna connected to Controller No. 2 to write the 2-byte data “1122” from Tag
address 0010H (hexadecimal code).
Command
Controller No.
02
@
3
Command
code
AW
Data
designation
21142
Antenna
designation
H1
Start address
00
10
Write data
11
4
22
FCS
2C
Terminator
*CR
2
Response
Controller No.
02
@
3
Command code
AW
22
End code
00
FCS
54
2
Terminator
*CR
2
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Section 3
Before Communications
MEMO
Section 3 Communications Test
44
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Section 4
Reading from/Writing to Tags
Tag Operation and Command Status46
Tag Memory Map50
Command and Response Format56
Communications Commands62
Communications Subcommands72
Controller Control Commands73
Other Commands76
Section 4Reading from/Writing to Tags
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Page 48
Section 4
Reading from/Writing to Tags
Tag Operation and Command Status
Communications Control Procedure
(1) The first right to send is held by the host device, and is transferred to the Controller after a com-
mand is sent.
(2) When a response is returned from the Controller, the right to send is transferred back to the host
device.
(3) The right to send is transferred by using a carriage return (CR).
Section 4 Tag Operation and Command Status
Tag
Host device
Communications
(1)
Command
(3)
Response
Read/Write Antenna
Controller
(2)
Communication between
the Read/Write Antenna and Tag
• Explanation
(1) The host device sends a command to the Controller.
(2) The Controller analyzes the command from the host device, transmits the command and writes
data to or reads data from the memory in the Tag.
(3) For read commands, the read data and response is sent to the host device. For write commands, a
response indicating that processing is completed is sent to the host device.
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Section 4
Reading from/Writing to Tags
Command Receiving Status
The status of the Controller for commands from the host device is as follows:
• Command Standby Status
No command processing is performed and Controller commands can be received.
• Processing Command
The time from when a READ, WRITE, AUTO READ, or AUTO WRITE command is received until a the
response indicating that command processing is completed has been returned.
In this status, the COMMAND PROCESSING ABORT and ABORTcommands only can be received.
• Polling Auto Subcommand Standby Status
The following processing is performed after receiving a POLLING AUTO command.
(1) Processing with the Data Carrier is ended, and the processing results are returned as the response
when a polling processing request command is sent.
(2) The time until processing is aborted when a POLLING PROCESSING ABORT command is sent.
In this status, only the POLLING SUBCOMMAND (REQUEST, ABORT) or ABORT command can be
received.
Section 4 Tag Operation and Command Status
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Section 4
Reading from/Writing to Tags
Read/Write Functions
• Read/Write Command Processing
The read/write functions are used for communications when the Tag has stopped. Therefore, check
that the Tag is at a fixed position, which is within the Read/Write Antenna's communications area.
If a Tag is not present, a "no tag" error response is returned.
Section 4 Tag Operation and Command Status
(Host device)
(Controller)
(Tag)
(1) The Tag is checked for whether it has stopped
Read/write
command
Read/write
processing
Response
Not in range
Tag
(Stopped)
Tag
(Stopped)
at a specified location, and then the host
device sends the command.
(2) The Controller performs read or write process-
ing according to the command.
(3) After processing has been completed, the
Controller returns a processing completed
Command
completion
Moving
response to the host device. The host device
receives the response and then moves the
workpiece (with Tag) along the production
line.
Auto Read/Write Functions
• Auto Command Processing
The Controller does not return a response for AUTO commands until the Tag is within range, i.e., the
communications path with the host device is busy during this time.
(Host device)
AUTO command
Busy status
Busy status
Command
completed
(Controller)(Tag)
Antenna
Antenna
Read/write
processing
Antenna
Response
Antenna
(Processing
completed)
Not in range
Not in range
Tag
Passed
(1) An AUTO command is sent to the Read/Write
Antenna from the host device.
(2) The Controller does not return a response
while the Tag is not in range, so the host
device is in busy status.
(3) Read or write processing is performed when
the Tag passes in front of the Antenna.
(4) After processing has completed, the
Controller sends a processing completed
response for the AUTO command to the host
device.
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Section 4
Reading from/Writing to Tags
Polling Function
With normal AUTO commands, the Controller does not return a response while the Tag is not in range,
i.e., the communications path with the host device is busy.
With a POLLING AUTO command, however, the Controller returns a response if a request is received
from the host device. Therefore, the communications path does not continue to remain in busy status.
(Host device)(Controller)(Tag)
POLLING AUTO
command
(Antenna)
Response
(Antenna)
Subcommand
(Request to Antenna)
Response
(Antenna not in range)
Read/write
processing
Subcommand
(Request to Antenna)
(Antenna)
Response
(Antenna processing
completed)
Not in range
Not in range
Tag
Passed
(1) A POLLING AUTO command is sent to the
Antenna.
(2) After receiving the command, the Controller
immediately returns a response indicating that
the command was received.
(3) The host device can send subcommands to
request to proceed with processing, or abort
polling auto processing.
(4) If the Tag is not in range, an out-of-range
response will be returned for the subcommand
request.
(5) Read or write processing is performed when
the Tag passes in front of the Read/Write
Antenna.
(6) After processing is completed, the Controller
returns a response with the processing results
to the host device for the request
subcommand.
Section 4 Tag Operation and Command Status
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Section 4
Reading from/Writing to Tags
Tag Memory Map
Tag Memory Map
Address
Data
0000 H
0001 H
0002
0003 H
Section 4 Tag Memory Map
03DF
H
User area
H
03E7 H
1 byte
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Section 4
)
p
g
Reading from/Writing to Tags
Tag Service Life Check
The OVERWRITE COUNT CONTROL command (MDS/MDL) determines whether the Tag overwrite count
has been exceeded.
The overwrite count is subtracted from the data in the user-specified overwrite count control area to
determine whether the number of overwrites have been exceeded. The MDL command can also be
used to determine whether the overwrite count (100,000 times) has been exceeded. The overwrite
count is added to the data in the user-specified overwrite count control area to determine whether the
100,000 overwrites have been exceeded.
Command
@
××FCS××
MD1* CR
S/L
××××
Specifies the number of refreshes in hexadecimal.
H
, 01
H
(00
, 02H, to FBH)
Area start address setting range
H
(@@@0
to @@@5
H
, or @@@8
H
to @@@D
H
)
Read/Write Head channel setting (always 1)
Mode setting
S: Overwrite control count subtraction method, user-specified (16,700,000 max.)
L: Overwrite count control addition method (100,000 fixed
Response
@
××
MD57
FCS
*
CR
End code
75: Within specified overwrite count
ecified overwrite count exceeded warnin
76: S
Set the start address between @@@0H and @@@5H or between @@@8H and @@@DH. If the start address is set
between @@@6H and @@@7H or between @@@EH and @@@FH, an address error (error code: 7A (hexadecimal)) will
be returned in the end code.
Section 4 Tag Memory Map
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Section 4
Reading from/Writing to Tags
• MDS Command
The overwrite count control area consists of 3 bytes
from the start address. The decrement value from
the overwrite count is written in this area, and if this
value is 0 (00H), an end code 76 will be given as a
warning. Therefore, to enable control of the number
Area start address →
of overwrites, the maximum number of overwrites
must be written to the overwrite count control area
beforehand.
The user-specified number of overwrites can be set
to up to 16,700,000. The number of overwrites in the
specifications for Tags, however, is 100,000
Section 4 Tag Memory Map
overwrites (0186A0H), so be sure to set the number
of overwrites to 100,000 or lower. The number of
overwrites is controlled using hexadecimal values,
and can be read using the READ command.
If the control area data is already 0, the control area
value will not be refreshed, and only a warning will
be returned as a response. When the refresh count
is set as 00H, the count will not be updated, and only
an overwrite count check will be performed.
Upper digit
Middle digit
Lower digit
3 bytes
Example Using the OVERWRITE COUNT (MDS) Command
(1) The overwrite count of 100,000 times is written.
@××WTH10010186A0[FCS]*CR
0010
0011
0012
(3) The accumulated count is 100,000 times.
"MD76" (overwrite count exceeded)
0010
0011
0012
04H
93H
E0H
00H
00H
00H
(2) Enter the overwrite count of 5.
@××MDS1001005[FCS]*CR
A total of 5 times will be decremented from
100,000.
0010
0011
0012
04H
93H
DBH
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Section 4
Reading from/Writing to Tags
• MDL Command
The overwrite count control area consists of 3 bytes
from the start address. The increment value from the
overwrite count is written in this area, and if this
value is 100,000 (0186A0H) or higher, an end code
76 will be given as a warning. The number of
Area start address →
overwrites is controlled using hexadecimal values,
and can be read using the READ command.
If the control area data is already 100,000 or higher,
the control area value will not be refreshed, and only
a warning will be returned as a response. When the
refresh count is set as 00H, the count will not be
updated, and only an overwrite count check will be
performed.
Example Using Overwrite Count Control Command (MDL)
In the following example, the three bytes from address 0010H is the overwrite count control area
Upper digit
Middle digit
Lower digit
3 bytes
Section 4 Tag Memory Map
(1) Clear the control area.
@××WTH10010000000[FCS]*CR
0010
0011
0012
(3) Next, enter the overwrite count of 5.
@××MDL1001005[FCS]*CR
The total overwrite count is 9 times.
0010
0011
0012
Do not execute the MDS command and MDL command together for the same Tag. Doing so will prevent managing the
service life.
00H
00H
00H
00H
00H
09H
(2) Enter the overwrite count of 4.
@××MDL1001004[FCS]*CR
0010
0011
0012
(4) The accumulated count is 100,000 times.
"@××MD76[FCS]*CR"
(overwrite count exceeded.)
0010
0011
0012
00H
00H
04H
04H
86H
ADH
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Section 4
g (
y)
Reading from/Writing to Tags
Tag Memory Check Function
The DATA CHECK command (MD) performs a memory check. A CRC (Cyclic Redundancy Check)
code calculation, write, and comparison are made using the check block units specified by the user.
16
The CRC code is calculated from the generated polynomial expression x
The calculation area is the portion of the
check block specified by the start address
C/K@
××
Number of check block bytes in hexadecimal
H, 04H, ..., FEH, FFH, 00H)
(03
* 00H: 256 bytes
*
FCS
CR
End code
00: Normal end (calculation processing only)
75: Data normal (comparison processing only)
76: Data error warnin
comparison processing onl
Address
0000H
0001H
and the number of bytes excluding the last
two bytes. The last two bytes are the
check code area.
When check code write is specified
(transaction code: K), the CRC of the
calculation area data is calculated and
Area start
address
→
Number of check
block bytes
Check code
calculation area
(Number of check
block bytes − 2)
written to the check code area. When data
comparison is specified (transaction code:
C), the CRC of the calculation area data is
calculated and a comparison made with
CRC (leftmost)
CRC (rightmost)
Check code area
(2 bytes)
the check code area data. If they coincide,
end code 75 is returned, and if they do not
coincide, end code 76 is returned as a
warning.
54
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Reading from/Writing to Tags
• Example Using Tag Memory Check Function
In the following example, the data in address 0010H to 0012H is checked.
Section 4
(1) In this example, the following data
already exists in the memory.
0010H
0011H
0012H
12H
34H
56H
0013H
0014H
(3) Execute @××MDC1001005 [FCS] (comparison
transaction). The normal response @××MD75[FCS]
will be returned if the data coincides.
0010H
0011H
0012H
0013H
0014H
12H
34H
56H
5CH
D6H
(2) Execute @××MDK1001005 [FCS] (calculation
transaction). The CRC code 5CD6H
calculated from the data 123456 is written to
addresses 0013H and 0014H.
00H
34H
56H
5CH
D6H
12H
34H
56H
5CH
D6H
← Data error
0010H
0011H
0012H
0013H
0014H
If a data error occurs, @××MD76[FCS]
(a data error warning) will be returned.
0010H
0011H
0012H
0013H
0014H
Section 4 Tag Memory Map
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Section 4
Reading from/Writing to Tags
Command and Response Format
The configuration of the command and response formats used for communications between the host device
and Controller is described below.
Command and Response Frames
Controller No.Command codeTerminator
××*CR
@××
222
××
271 characters max.
Data
n
FCS
2
Section 4 Command and Response Format
NameDetails
Controller No.Specifies the unit number of the Controller to be used as the communications partner in decimal.
Does not respond to any node other than the local node.
Setting range: 00 to 09
Command codeA two-character symbol indicating the command function is entered. The same symbol used for
the command is entered in the response.
If a code is received that is not in the list of commands, an IC error is returned.
DataContains the read data or other data according to the execution details (command).
FCSHorizontal parity check data is entered.
TerminatorIndicates the end of the command using the two characters: * ($2A) and CR code ($0D).
56
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Section 4
(
y
g
)
Reading from/Writing to Tags
Data Code Designation
Data to be read or written is specified in the command to be handled as either ASCII (JIS8 unit code)
character data or as hexadecimal numerical data.
• ASCII (JIS8 Unit Code) Designation
Each data character is allocated 1 byte (1 address) of Tag memory
and stored as ASCII or JIS8 unit code.
ASCII Designation Example
Tag memory
address
0010
H
0011
H
0012
H
0013
H
0014
H
4
4
5
4
4
F
"O"
D
"M"
2
"R"
F
"O"
E
"N"
Section 4 Command and Response Format
Command
00 to 09
Command code
Data designation
Controller No.
Antenna designation (always 1)
A10010OMRONFCSTW@
Start address
Note:
For details on ASCII (JIS8 unit code) refer to
List of JIS8 Unit Codes
• Hexadecimal Code Designation
Characters are handled as hexadecimal data. Therefore, only
characters 0 to F can be received. Each two characters of data is
stored as is in 1 byte (1 address) of Tag memory. Therefore, always
set two-character units (even number of characters) for write
commands.
One byte of Tag data is converted to two hexadecimal characters
(00 to FF) and transmitted. A command error will occur if an odd
number of characters is mistakenly set.
Hexadecimal Code Designation Example
Command
Controller No.
H100201988FCSTW@
Write data
Tag memory
address
0020H
0021H
*
CR
ASCII) in the Appendices.
1
8
*
1 b
CR
9
8
te
00 to 09
Command code
Data designation
Start address
Antenna desi
nation (always 1
Write data
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Section 4
Reading from/Writing to Tags
List of Command Codes
Commands can be classified into four major types.
• Communications Commands
The following commands are used for communications with the Tag.
Command codeNameFunctionPage
RDREADReads memory data from the Tag.p.62
WTWRITEWrites data to the memory of the Tag.p.63
ARAUTO READReads data from the Tag when the Tag is within the communications
area.
Processing is aborted with the AUTO COMMAND PROCESSING
ABORT command (AA) command standby status is resumed.
AWAUTO WRITEWrites data to the memory of the Tag when the Tag is within the com-
Section 4 Command and Response Format
PR
PRC/E
PW
PWC/E
MD
C/K
MDS
MDL
POLLING AUTO
READ
POLLING AUTO
WRITE
DATA CHECKPerforms a data check on the Tag memory.p.70
OVERWRITE
COUNT CONTROL
munications area.
Processing is aborted with the AUTO COMMAND PROCESSING
ABORT command (AA) command standby status is resumed.
Reads data from the Tag when the Tag is within the communications
area.
The command processing results can be requested using a subcommand.
Writes data to the memory of the Tag when the Tag is within the communications area.
The command processing results can be requested using a subcommand.
Controls the heat cycle for the Tag.p.71
p.64
p.65
p.66
p.68
• Communications Subcommands
These commands are used to cancel command execution when using the POLLING AUTO
commands.
Command codeNameFunctionPage
AAAUTO COMMAND
PROCESSING
ABORT
Aborts processing except for the polling command.p.72
• Controller Control Commands
The Controller control command is used for interrupting communications with Tags or resetting the
Controller.
Command codeNameFunctionPage
CCCONTROLLER
CONTROL
XZABORT (RESET)The Controller is reset immediately after the power is turned ON.
Performs user input operations.p.73
p.75
There is no response.
• Host Commands
Host commands test communications between the Controller and the host device.
58
Command codeNameFunctionPage
TSTESTReturns test data sent from the host device as is.p.74
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Reading from/Writing to Tags
List of End Codes
The following table provides a list of the response end codes and their meanings.
Typ eEnd codeNameDetails
Normal end“00”Normal endThe command execution was completed normally.
• A POLLING AUTO command has been received normally.
• A polling request was received before communications with the
Tag ended.
cuted.
Polling processing was canceled before communications with the
Tag started.
Auto processing was canceled before communications with the Tag
started.
executed.
Polling processing was canceled after communications with the Tag
started.
Auto processing was canceled after communications with the Tag
started.
frame.
• The command format is not suitable.
• A communications command was received during communica-
tions.
• An ABORT command was received when AUTO processing was
not being performed.
• A POLLING PROCESSING ABORT (P@E) command was
received when polling was not being performed.
After receiving the @ symbol, the number of characters exceeded
270 and no CR was received.
tions could not end normally.
only).
An error occurred during a verification check.
The designated processing address is not suitable, and the execution is not possible.
• The Antenna is faulty.
• The Antenna is not connected properly.
Host communications error
Tag communications error
“74” *1, 2Polling command
received
“75”Data normalData was normal when the DATA CHECK (MD) command was exe-
Polling process
canceled
Auto processing canceled
“76”Data errorData was not normal when a DATA CHECK (MD) command was
Polling process
canceled
Auto processing canceled
“10”Parity errorA parity error occurred for one of the characters in the command.
“11”Framing errorA framing error (stop bits undetected) occurred in the received
“12”Overrun errorAn overrun error occurred for one of the characters in the command.
“13”FCS errorA received command had an incorrect FCS.
“14”Format error
“18”Frame length errorA command exceeding the maximum frame length was received.
“70”Communications error An error occurred in communications with the Tag and communica-
“71”Mismatch errorData cannot be written to the Tag correctly (verification enabled
“72”No Tag errorTag could not be detected during command execution.
“7A”Address designation
error
“7C”Antenna error
Section 4
Section 4 Command and Response Format
*1 When a POLLING AUTO command is sent, the Tag immediately returns a response (74) indicating
that the command has been received.
*2 If a POLLING AUTO subcommand is sent to request the processing result when the Tag is not near
the Head, the Read/Write Head returns a response (74) indicating that the Tag has not approached.
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Section 4
Reading from/Writing to Tags
FCS Calculation Example
FCS (Frame Check Sequence) refers to 8-bit data with an exclusive OR (XOR) executed from the start
of the frame (@ symbol) until the final character, converted into 2-bit ASCII.
• Reading 5 Bytes from Address 0010H
Command codeController No.
02
@05RD
Read dataASCIIHexadecimal
Section 4 Command and Response Format
@
0
2
R
D
H
1
0
0
1
0
0
5
Converting to
ASCII
H1
FCS calculation range
00
40
30
32
52
44
48
31
30
30
31
30
30
35
Data
10
Converting to
hexadecimal
0100
0011
0011
0101
0100
0100
0011
0011
0011
0011
0011
0011
0011
28
0000
0000
0010
0010
0100
1000
0001
0000
0000
0001
0000
0000
0101
FCS
Terminator
*CR
XOR
XOR
XOR
XOR
XOR
XOR
XOR
XOR
XOR
XOR
XOR
XOR
Exclusive OR (XOR)
0010 1000
Converting to
ASCII
FCS data: 28
60
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Numeric Range for Address Bytes
• Read Commands
271 characters max. per frame
Section 4
Reading from/Writing to Tags
Controller No.
@
00 to 09
Command code
Data designation
Antenna designation (always 1)
Start address
• Write Commands
Controller No.
@
00 to 09
Command code
Data designation
Start address
××
××
A/H 1FCS
A/H 1/2FCS
Antenna designation
Start address
Number of
read bytes
Set the number of bytes to be read from the
Data Carrier in hexadecimal.
The following table shows the number of bytes
that can be read at one time.
ASCII
Hexadecimal
code
271 characters max. per frame
Start addressWrite data
Set the write data.
The following table shows the number of
bytes that can be written at one time.
(When hexadecimal is designated, use
two characters per byte.)
*
CR
256 bytes (256 characters)
H
Set value: 00
to FF
Note: 00H = 256 bytes
128 bytes (256 characters)
Set value: 01
*
CR
H
to 80
H
Section 4 Command and Response Format
H
* When using multiple frames, make sure that each frame has 266 characters max.
1 frame within
266 characters
Frame 1
Frame 2
Frame
(n−1)
Frame n
Controller No.
Header@
A/H
Write data 2
Write data (n−1)
Write data n
1Start address
Write data 1
FCS
CR
CR
CR
* CR
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Section 4
Reading from/Writing to Tags
Communications Commands
READ (RD)
This command reads data from the Tag. If a Tag is not present, an error response (end code 72) is
returned.
Command
Data
Controller No.
××
@
3
Command code
RD
21142
Antenna
type
designationStart address
A/H1
××
××
Number of
read bytes
××
FCS
××
2
Terminator
*CR
2
Section 4 Communications Commands
NameDetails
Data typeSpecifies the code format when sending the read data response.
A: ASCII
H: Hexadecimal code
Antenna designationAlways 1
Start addressSpecifies the start address of the area in theTag from which data is to be read from in 4-digit
hexadecimal code.
The start address
Setting range: 0000h to 03E7h
Number of read bytesSpecifies the number of bytes to be read from the Tag in 2-digit hexadecimal code.
The number of bytes that can be read at one time is as follows:
Setting range
ASCII: 256 bytes (256 characters), set value: 01h to FFh
Hexadecimal: 128 bytes (256 characters), set value: 01h to 80h
Response
Read dataEnd code
@
Command codeController No.
××
3
RD
22n
00
NameDetails
End codeIndicates the execution result for the command.
Read dataContains the data read from the Tag.
The number of characters is the number of read bytes for ASCII, and the number of read bytes
2 for hexadecimal code.
FCS
××
2
Terminator
*CR
2
×
62
•Example
Reading two bytes of data (hexadecimal code) from address 0010h of Controller No. 2.
This command writes data to the Tag. If the Tag is not present, an error response (end code 72) will be
returned.
Command
Data
Command
code
@
××
3
WT
21142
NameDetails
Data typeSpecifies the code format for sending the write data to the Tag.
A: ASCII
H: Hexadecimal code
Antenna designationAlways 1
Start address Specifies the start address of the area to which data is to be written in 4-digit hexadecimal code.
Setting range: 0000h to 03E7h
Write dataContains the data to be written to the Tag.
The number of bytes that can be written at one time is as follows:
Setting range
ASCII: 256 bytes (256 characters)
Hexadecimal code: 128 bytes (256 characters)
* When hexadecimal code is designated, specify two characters for each byte.
This command reads data from the Tag when the Tag enters the communications area. The Controller
returns a response when communications between the Controller and Tag has been completed. The
host device cannot send other commands until either a response is received or processing is aborted
using the COMMAND PROCESSING ABORT (AA) command.
Command
Section 4 Communications Commands
@
××
3
Command
code
AR
21142
Data
Antenna
type
designationStart address
A/H1
××
××
Number of
read bytesFCSController No.Terminator
××
××
2
*CR
2
NameDetails
Data typeSpecifies the code format when sending the read data response.
A: ASCII
H: Hexadecimal code
Antenna designationAlways 1
Start address Specifies the start address of the area in theTag from which data is to be read from in 4-digit hexa-
decimal code.
Setting range: 0000h to 03E7h
Number of read bytesSpecifies the number of bytes to be read from the Tag in 2-digit hexadecimal code.
The number of bytes that can be read at one time is as follows:
Setting range
ASCII: 256 bytes (256 characters), set value: 01h to FFh
Hexadecimal code: 128 bytes (256 characters), set value: 01h to 80h
Response
End codeFCSTerminatorCommand codeController No.Read data
@
××
3
AR
22n
00
××
2
*CR
2
64
NameDetails
End codeIndicates the execution result for the command.
Read dataContains the data read from the Tag.
•Example
Reading two bytes of data (hexadecimal code) from address 0010h in the Tag in the communications
area to Controller No.2.
Command
Command
02
@
3
Response
02
@
3
Heat-resistive RFID System
User's Manual
AR
AR
The number of characters is the number of read bytes for ASCII, and the number of read bytes
for hexadecimal code.
This command writes data to the Tag when the Tag enters the communications area. The Controller
returns a response when communications between the Controller and Tag has been completed. The
host device cannot send other commands until either a response is received or processing is aborted
using the COMMAND PROCESSING ABORT (AA) command.
Command
Data
Command
code
@
××
3
AW
21142
NameDetails
Data typeSpecifies the code format for sending the write data to the Tag.
A: ASCII
H: Hexadecimal code
Antenna designationAlways 1
Start address Specifies the start address of the area to which data is to be written in 4-digit hexadecimal code.
Setting range: 0000h to 03E7h
Write dataContains the data to be written to the Tag.
The number of bytes that can be written at one time is as follows:
Setting range
ASCII: 256 bytes (256 characters)
Hexadecimal code: 128 bytes (256 characters)
* When hexadecimal code is designated, specify two characters for each byte.
When the host device sends a POLLING AUTO READ command to the Controller, the Controller
immediately returns a response to the host device indicating reception of the command. Then the
Controller waits for the approaching Tag and reads the data of the Tag when the ID Tag is in the
communications area.
When the Tag is in the communications area, the host device can use a subcommand to request the
command processing results.
Command
Data
Antenna
type
designationStart address
A/H1
××
××
@
××
3
Command
code
PR
21142
NameDetails
Data typeSpecifies the code format when sending the read data response.
A: ASCII
H: Hexadecimal code
Antenna designationAlways 1
Start address Specifies the start address of the area in the Tag from which data is to be read from in 4-digit
hexadecimal code.
Setting range: 0000h to 03E7h
Number of read bytesSpecifies the number of bytes to be read from the Tag in 2-digit hexadecimal code.
The number of bytes that can be read at one time is as follows:
Setting range
ASCII: 256 bytes (256 characters), set value: 01h to FFh
Hexadecimal code: 128 bytes (256 characters), set value: 01h to 80h
Number of
read bytesFCSController No.Terminator
××
××
2
*CR
2
Response
End codeFCSTerminatorCommand codeController No.
@
××
3
PR
22
74
NameDetails
End codeIndicates the execution result for the command.
Subcommand
Data
Antenna
type
designationFCSController No.Terminator
C/E1
@
××
3
Command
code
PR
21
NameDetails
Data typeSpecifies either to request the result of or to abort polling auto processing.
Specifies the code format when sending the read data response.
C: Request for processing results
H: Abort
Antenna designationAlways 1
1
××
2
××
2
*CR
2
*CR
2
66
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Section 4
Reading from/Writing to Tags
Subcommand Response
End codeFCSTerminatorCommand codeController No.Read data
@
02
3
PR
22n
00
××
××
××
2
*CR
2
NameDetails
End codeIndicates the execution result for the command.
00: Normal completion.
74: The Tag was not in the communications area when the request for polling auto processing
results was made.
75: The Tag was not in the communications area when polling auto processing was aborted.
76: Data processing with the Tag was in progress or had completed when the polling auto pro-
cessing was aborted.
Read dataIndicates the data that was read according to the execution details (command).
•Example
Reading two bytes of data from address 0010h in the Tag in the communications area to Controller No.
2., and returning a response (hexadecimal code) for the polling processing results request.
Command
Data
@
02
3
Command
code
PR
21142
Antenna
type
designationStart address
H1
00
10
Number of
read bytesFCSController No.Terminator
02
37
2
*CR
2
Section 4 Communications Commands
Response
02
@
3
Subcommand
02
@
3
Subcommand Response
02
@
3
End codeFCSTerminatorCommand codeController No.
PR
22
Command
code
PR
21
PR
22n
74
Data
Antenna
type
designation FCSController No.Terminator
C1
End codeFCSTerminatorCommand codeController No.Read data
00
1
43
2
70
2
××
*CR
2
*CR
2
××
××
2
*CR
2
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Section 4 Communications Commands
Section 4
Reading from/Writing to Tags
POLLING AUTO WRITE (PW)
When the host device sends a POLLING AUTO WRITE command to the Controller, the Controller
immediately returns a response to the host device indicating reception of the command. Then the
Controller waits for the approaching Tag and writes the data when the Tag is in the communications
area.
When the Tag is in the communications area, the host device can use a subcommand to request the
command processing results. The host device can also send a command to another Read/Write Head.
Command
Data
Controller No.
02
@
3
Command
code
PW
21144
Antenna
type
designationStart address
H1
××
××
Write data
××
××
FCS
××
2
Terminator
*CR
2
NameDetails
Data designationSpecifies the code format to be used when transmitting the response for the read data.
A: ASCII
H: Hexadecimal code
Antenna designationAlways 1
Start address Specifies the start address of the area from which data is to be read from the Tag in 4-digit hexa-
decimal.
Setting range: 0000h to 03E7h
Number of write bytesSpecifies the number of data bytes to be written to the Tag in 4-digit hexadecimal.
Setting range: 0000h, or 0001h to 0080h
* When 0000h is specified, the data will be written to the user area from the specified start
address until the Tag's final address.
Response
End codeFCSTerminatorCommand codeController No.
@
××
3
PW
22
74
NameDetails
End codeIndicates the execution result for the command.
××
2
*CR
2
68
Subcommand
Command
code
@
××
3
PW
NameDetails
Data designationSpecifies either to request the result of or to abort polling auto processing.
Antenna designationAlways 1
Heat-resistive RFID System
User's Manual
Data
Antenna
type
designation FCSController No.Terminator
C/E1
21
1
××
2
*CR
2
Specifies the code format when sending the read data response.
C: Processing result request
H: Aborted
Page 71
Section 4
Reading from/Writing to Tags
Subcommand Response
End codeFCSTerminatorCommand codeController No.
@
××
3
PW
22
00
××
2
*CR
2
NameDetails
End codeIndicates the execution result for the command.
The end code 00 indicates normal completion.
74: Tag was not in range when polling auto processing results were requested
75: Tag was not in range when polling auto processing was aborted.
76: Tag was communicating or processing had completed when polling auto processing was
aborted.
Read dataDisplays the read data according to the execution details (command).
•Example
Writing two bytes of data “1122” from address 0010h of the Tag in the communications area to
Controller No. 2., and returning a response (hexadecimal code) for the polling processing results
request.
Command
Section 4 Communications Commands
Controller No.
02
@
3
Response
02
@
3
Subcommand
02
@
3
Subcommand Response
02
@
3
Data
Command
code
PW
21144
PW
22
Command
code
PW
21
PW
22
Antenna
type
designationStart address
H1
End codeFCSTerminatorCommand codeController No.
74
Data
Antenna
type
designation FCSController No.Terminator
C1
End codeFCSTerminatorCommand codeController No.
00
1
00
46
2
37
2
45
2
10
*CR
2
*CR
2
*CR
2
Write data
11
22
FCS
30
2
Terminator
*CR
2
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Section 4 Communications Commands
Section 4
Reading from/Writing to Tags
DATA CHECK (MD C/K)
This command writes or compares the CRC code for the specified check block in byte units. The CRC
16
code is calculated from the generated polynomial expression X
Command
Controller No.
××
@
3
Command
MD
NameDetails
Process settingSpecifies the check process.
Channel designationAlways 1
Start address Specifies the start address of the check block in 4-digit hexadecimal.
Specifies the number of bytes for the check block in 2-digit hexadecimal.
Setting range: 03h to FFh, 00h (00: 256 bytes)
+ X12 + X5 + 1.
Number of check
block bytes
××
FCS
××
2
Terminator
*CR
2
Response
End codeFCSTerminatorCommand codeController No.
@
××
3
MD
22
00
××
2
*CR
2
NameDetails
End codeIndicates the execution result for the command.
The end code 00 indicates normal completion. (calculation processing only)
75: Data normal (comparison processing only)
76: Data error warning (comparison processing only)
•Example
Adding the check code to 4-byte data from Controller No. 2 address 0010h.
This command is used to control the number of overwrite operations performed by Tags. Whether the
EEPROM overwrite count has been exceeded or not is determined by refreshing the user-specified
overwrite count control area.
Command
Mode
Controller No.
××
@
3
Command
code
MD
21142
setting
S/L1
Channel
designation
Start address
××
××
NameDetails
Mode settingSpecifies the mode for the overwrite count.
S: User-specified overwrite count using subtraction method (16,700,000 max.)
L: Fixed overwrite count of 100,000 using addition method
Channel designationAlways 1
Start addressSpecifies the start address of the overwrite count control area in 4-digit hexadecimal.
Setting range: 0000h to 03E5h
Number of refreshesSpecifies the number of refreshes in 2-digit hexadecimal.
Setting range: 00h to FFh (00: Checks number of refreshes only)
Number of
refreshes
××
FCS
××
2
Terminator
*CR
2
Section 4 Communications Commands
Set the start address between @@@0H and @@@5H or between @@@8H and @@@DH. If the start address is set
between @@@6H and @@@7H or between @@@EH and @@@FH, an address error (error code: 7A (hexadecimal)) will
be returned in the end code.
Response
Controller No.
××
@
3
Command code
MD
22
End code
75
NameDetails
End codeIndicates the execution result for the command.
Command codeEnd codeFCSController No.TerminatorInput statusOutput status
CC
22
00
75
00
11
22
42
00
FCS
××
2
*CR
2
2
40
2
Terminator
*CR
2
*CR
2
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Page 76
Section 4 Controller Control Commands
Section 4
Reading from/Writing to Tags
TEST (TS)
Returns the message sent by the host device as is. The TEST command is used to test
communications between the host device and Controller.
Command
Controller No.
@
××
3
TS
2n
NameDetails
Message dataAny character string for testing communications.
Response
Message dataCommand codeTerminatorFCS
××
2
*CR
2
Controller No.
@
××
3
TS
2n
Message dataCommand codeTerminatorFCS
NameDetails
Message dataReturns the test message sent with the command.
•Example
Sending the message data "OMRON" from Controller No. 2.
Command
Controller No.
02
@
3
Response
Controller No.
02
@
3
TS
25
Command codeTerminatorFCS
TS
25
Message dataCommand codeTerminatorFCS
OM
OM
RO
Message data
RO
N
N
××
2
14
2
14
2
*CR
2
*CR
2
*CR
2
74
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ABORT (XZ)
This command resets the Controller.
Command
Section 4
Reading from/Writing to Tags
Controller No.
××
@
3
Command codeTerminatorFCS
XZ
22
Response
None
•Example
Resetting Controller No. 2.
Command
Controller No.
@
Response
None
02
3
Command codeTerminatorFCS
XZ
22
××
40
*CR
2
Section 4 Controller Control Commands
*CR
2
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Page 78
Section 4 Other Commands
Section 4
Reading from/Writing to Tags
Other Commands
UNDEFINED COMMAND RESPONSE (IC)
If the Controller receives a command code that is not in the list of commands, the Controller will return
a response for the undefined command to the host device.
Response
Controller No.
××
@
3
Command code
IC
22
FCS
××
Terminator
*CR
2
76
Heat-resistive RFID System
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Page 79
Section 5
Troubleshooting
Self-diagnostic Function78
Errors and Countermeasures79
Maintenance and Inspection80
Troubleshooting81
Section 5Troubleshooting
Heat-resistive RFID System
User's Manual
77
Page 80
Section 5 Self-diagnostic Function
Section 5
Troubleshooting
Self-diagnostic Function
The Controller has a self-diagnostic function to check a variety of items in order to reduce the downtime of the
system that may result due to operational failures.
Details of Errors
Errors detected by the Controller can be classified into fatal errors and nonfatal errors.
• Fatal Errors
If the hardware of the Controller fails, the operation of the CPU Unit will be interrupted and the ERR
indicator will turn ON or flash.
• Nonfatal Errors
If an error occurs in communications between the Controller and host device or between the Antenna
and Tag, the ERR indicator will turn ON.
Error typeItem
Normal operationAwaiting command
RUNCOMMNORMERR
Indicator
Communicating with Tag
Normal completion of communications with Tag
Fatal errorCPU error
Memory error
Nonfatal errorCommunications error
between Antenna and Tag
Communications error
between Controller and host
device
: Lit
: Not lit
Flashing
78
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Page 81
Errors and Countermeasures
The seven main causes of problems that may occur in the V680 Series are as follows:
• Noise interference
• External device failure
• Controller failure
• Antenna failure
• Cable failure
• Tag failure
•Others
Noise Interference
If the system malfunctions due to noise, refer to the following table and take appropriate
countermeasures.
. . . . . . . . . . . . Take adequate countermeasures against noise.
. . . . . . Repairs are required.
Section 5
Troubleshooting
No.Occurrence of faultPossible causeCountermeasure
1Occurs when a heavy-duty motor,
transformer, or capacitor is turned
ON.
2Occurs irregularlyNoise on power line• Provide the power through a 1-to-1
An instantaneous voltage drop due
to inrush current to the heavy load.
Common mode noise as a result of
the above cause.
Multiple V680-series Antennas• Provide sufficient space between
• Increase the capacity of the power
supply and the size of the power
cable.
• Provide the power through a 1-to-1
non-grounded insulating transformer.
• Do not use the same ground as
other large-capacity devices. Independently ground the Controller at
a resistance of 100
non-grounded insulating transformer or noise filter.
• Do not use the same ground as
other large-capacity devices. Independently ground the Controller at
a resistance of 100
Antennas when operating multiple
V680-series Antennas.
Ω or less.
Ω or less.
Improvement in GroundingCountermeasures Against Noise on Power Line
Section 5 Errors and Countermeasures
Other
device
Controller
Other
device
Controller
resistance less
Ground at a
than 100 Ω
24 VDC
0 V
Line filter
Controller
Twist the wires and do
not lay them out parallel
to power lines.
Heat-resistive RFID System
User's Manual
79
Page 82
Section 5 Maintenance and Inspection
Section 5
Troubleshooting
Maintenance and Inspection
The V680 Series must be inspected on a daily or regular basis so that the functions of the V680 Series can be used
in good condition.
The V680 Series consists of semiconductors that last almost indefinitely. The following malfunctions may, however,
result due to the operating environment and conditions.
(1) Element deterioration due to overvoltage or overcurrent.
(2) Element deterioration due to continuous stress caused by high ambient temperature.
(3) Connector contact faults or insulation deterioration due to humidity and dust.
(4) Connector contact faults or element corrosion due to corrosive gas.
Inspection Items
ItemDetailCriteria
Supply voltage fluctuationCheck that the supply voltage fluctuation at
the power supply terminal block is within the
permissible range.
Check that there are no frequent instantaneous power failures or radical voltage fluctuations.
Ambient environment
Panel condition
I/O power
supply
Mounting conditionCheck that each device is securely
TemperatureWithin the specified rangeWithin the specified rangeMaximum and
Humidity
Vibration and
shock
DustCheck that the system is free of accumu-
Corrosive gas Check that no metal part of the system is
VentilationCheck that the system is ventilated properly
Damage to
packing for
any enclosed
construction
Voltage fluctuation
Ripple
Influence of vibration or impact of machines
lated dust and foreign particles.
discolored or corroded.
with natural ventilation, forced ventilation, or
cooling air.
Check that the panel packing is properly
attached with no damage.
Check on the I/O terminal block that the voltage fluctuation and ripple are within the permissible ranges.
mounted.
Check that each connector is fully inserted. Each connector is locked or securely
Check that no wire is broken or nearly broken.
Check that no screw of the terminal block is
loose.
Check that the distance between the Tag
and Antenna is within the specified range.
Check that the GR terminal is grounded.The terminal must be grounded to a
Within supply voltage specified rangeMultimeter
Within permissible voltage fluctuation
range
Neither is permitted.
The interior temperature must be within
a range between
proper ventilation.
The packing has no damage.
Within the specified rangeMultimeter
No loose screws---
tightened with screws.
No wire that is broken or nearly broken. ---
No loose screws---
Within the specified range---
resistance of 100
−10°C and 55°C with
Ω or less.
Required
equipment
Power supply
analyzer
minimum thermometer
Hygrometer
---
Oscilloscope
---
80
Heat-resistive RFID System
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Page 83
Section 5
Troubleshooting
Troubleshooting
If an error results, fully check the whole situation, determine the relationship between the system and any other
device, and refer to the following flowcharts for troubleshooting procedures.
Main Check Flowchart
Use the following main check flowchart to determine the cause of the error.
Main check flowchart
Are all devices in the
system connected
properly?
Yes (normal)
Are host
communications
normal?
Yes (normal)
Are communications
with the Tag normal?
Yes (normal)
Is the operating
environment normal?
Yes (normal)
Replace the Controller.
No (error)
No (error)
No (error)
No (error)
Refer to the system connections check
flowchart.
p.82
Refer to the host communications check
flowchart.
p.83
Refer to the communications check
flowchart.
p.84
Refer to the operating environment
check flowchart.
p.86
Section 5 Troubleshooting
Heat-resistive RFID System
User's Manual
81
Page 84
Section 5
Troubleshooting
System Connections Check Flowchart
Start
Section 5 Troubleshooting
Are the connector and
cable connections OK?
YES
Turn ON the power.
Is the ERROR
indicator lit or flashing?
NO
Are communications
with the Tag normal?
YES
NO
Connect them correctly.
YES
Replace the Controller.
NO
Is the rated
voltage supplied?
YES
Is the RESET input ON?
NO
NO
Supply the rated voltage.
YES
Turn OFF the RESET input.
OK
Replace the Controller.
82
Heat-resistive RFID System
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Page 85
Host Communications Check Flowchart
Start
Send the TS command
from the host device.
Section 5
Troubleshooting
Is the response
normal?
YES
OK
NO
Is the communications
frame OK?
YES
Are the
communications cable
connectors wired OK?
YES
Is the host device operating
normally?
YES
Replace the Controller.
NO
Correct the communications
frame.
Section 5 Troubleshooting
NO
Wire the connectors
correctly.
NO
Correct the host program
or replace the host device.
Heat-resistive RFID System
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Page 86
Section 5
Troubleshooting
Communications Check Flowchart
Start
Turn ON the Controller and
connect the host device.
Send the AUTO WRITE command.
Section 5 Troubleshooting
Does the COMM
indicator go from ON
to OFF?
YES
End code
70?
NO
End code
72?
NO
End code
7C?
NO
YES
YES
YES
Is the moving
speed of Tag OK?
NO
Reduce the speed.
Are two or more Tags present in
Antenna's communications area?
NO
Make sure that only one Tag is
within the communications area.
Is the Antenna
OK?
NO
YES
YES
YES
84
Heat-resistive RFID System
User's Manual
NO
Are communications with
the Tag OK?
NO
Normal end?
YES
OK
YES
Replace the Antenna.
Is the distance between the
Antenna and Tag OK?
NO
Adjust the distance.
YES
Page 87
Section 5
Troubleshooting
Are the Tag and Antenna facing
the correct direction?
NONO
Adjust the distance and direction.Replace the Tag.
YES
Is the Tag OK?
YES
Section 5 Troubleshooting
Is the Tag OK?
NO
Replace the Tag.
YES
Replace the Controller.
Heat-resistive RFID System
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Page 88
Section 5
Troubleshooting
Operating Environment Check Flowchart
Start
Section 5 Troubleshooting
Are the operating
conditions OK?
YES
Is the ambient
noise OK?
YES
OK
NO
NO
Refer to Maintenance and Inspection.
p.80
Refer to Errors and Countermeasures.
p.79
86
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Page 89
Section 6
Appendices
Specifications and Dimensions88
Controller88
Read/Write Antenna91
Cable93
Communications Specifications94
Tags95
Characteristics According to Operating Conditions98
Communications Area (Reference)98
Communications Time and Turn Around Time99
Calculating Tag Movement Speed100
Influence of Metal behind Antenna (Reference)101
Mutual Interference between Antennas (Reference)101
Influence of Metal Behind Tag (Reference)102
Mutual Interference with Tag (Reference)103
Influence of Tag Angle (Reference)103
JIS8 Unit Code Table (ASCII)105
Section 6Appendices
Degree of Protection106
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Page 90
Section 6 Specifications and Dimensions
Section 6
Appendices
Specifications and Dimensions
Controller
• General Specifications
ItemSpecifications
Supply voltage
Power consumption20 W max.
Insulation resistance20 M
Dielectric strength500 VAC (50/60 Hz) for 1 minute in any of the above combinations (inrush current: 10 mA max.)
Vibration resistanceDestruction: 10 to 150 Hz, 0.2-mm double amplitude at 20 m/s
Shock resistanceDestruction: 150 m/s
Ambient operating temperature
Ambient operating humidity
Ambient storage temperature
GroundGround at a resistance of less than 100
ConstructionPanel-mounting
MaterialPC/ASA resin
WeightApprox. 290 g
Number of connectable
Antennas
24 VDC
supply terminals and I/O terminals, between the power supply terminals and casing, between the
I/O terminals and ground, between the I/O terminals and casing, and between the ground terminal
and casing.
sweeps each for 8 minutes
−10°C to +55°C (with no icing)
35% to 85% (with no condensation)
−25°C to +65°C (with no icing)
1
+10%
/−15%
Ω min. (at 100 VDC) between the ground and power supply terminals, between the power
2
in X. Y. and Z directions 3 times each (total of 18 times)
2
in X, Y, and Z directions ten
Ω
• Performance Specifications
ItemSpecifications
Self-diagnosticsCPU errors, host communications errors, Tag communications errors
Baud rate9,600 bps, 19,200 bps, 38,400 bps, or 115,200 bps (See note.)
Synchronization methodStart-stop synchronization with 1 stop bit or 2 stop bits
Transmission code7-bit ASCII or 8-bit JIS (See note.)
Maximum connectable
number of Controllers
Cable length300 m max.
Suitable connectorNihon Weidmuller Co.,Ltd. BLZ4CA2D (1 set) provided with the Controller
Recommended cableTachii Electric Wire Co., Ltd.
10
MVVS2CX0.5Sq
* These settings can be made using the Controller's DIP switch. Refer to DIP Switch Settings for
details on setting methods.
p.40
(See note.)
94
If the V680-CA2D is not used with the recommended cable (MVVS2CX0.5Sq), use an equivalent product with shielded,
twisted-pair wires with a gage of AWG20.
Heat-resistive RFID System
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Section 6
Appendices
Tags
• Specifications
ItemModelV680-D1KP58HT
Memory capacity1,000 bytes (user area)
Memory typeEEPROM
Data backup time10 years after writingTotal data backup time at high temperatures
Vibration resistanceDestruction: 10 to 2,000 Hz, 1.5-mm double amplitude at 150 m/s
Shock resistanceDestruction: 500m/s
MaterialCoating: PPS resin
WeightApprox. 90 g
−10°C to 85°C (with no icing)
−40°C to 110°C (with no icing)
−40°C to 110°C (with no icing)
No limits
times each for 15 minutes
2
in ±X, ±Y, and ±Z directions three times each (total: 18 times)
°C is 10 hours (See note.)
2
in X, Y, and Z directions ten
Section 6 Specifications and Dimensions
* After storing data at high temperatures, rewrite the data even if changes are not required. In this man-
ual, high temperatures are those exceeding 110°C up to 200°C.
The maximum operating temperature during communication is 85°C. The temperature of the actual Tag must not be
higher than 85
perature, perform tests before use, and make sure that the temperature of the Tag does not exceed 85
tion.
°C when the Tag enters the Antenna's communications area. When using a Tag after storage at high tem-
°C during opera-
• Dimensions
60 dia.
80 dia.
14 dia.
5
10±0.2
°
5°
(Unit: mm)
Two, R2
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Page 98
Section 6
y
Appendices
• Tag Heat Resistivity
• Storing Tags under high temperatures will adversely affect the performance of the internal parts and
the service life of the Tags.
• An LTPD of 10% was determined during the evaluation for Tags that reached the end of their life after
testing under the following test conditions
Heat cycle: Room temperature/200
• Normal operation has been confirmed after performing the above tests, although minor cracks may
occur.
LTPD: Lot tolerance percent defective
The lower limit of the malfunction rate for lots to be considered unacceptable during reliability testing.
• Reference Data (Evaluation Test Results)
°C, 30 minutes each for 2,000 cycles
Heat Resistance Evaluation Results
Defective Operation
Section 6 Specifications and Dimensions
10%
9%
8%
Room temp./180°C, 30 min each
Room temp./200°C, 30 min each
Room temp./220°C, 30 min each
7%
6%
5%
4%
Defective rate (%)
3%
2%
1%
0%
05001000150020002500300035004000
Number of c
cles
96
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Page 99
• V680-A80 Attachment for V680-D1KP58HT Tag
This Attachment is specifically designed to secure V680-D1KP58HT Tags to the workpiece.
Applicable Tag model: V680-D1KP58HT
Dimensions
Section 6
Appendices
(Unit: mm)
17
20 dia.
12 dia.
3.2 dia.
11.5
15
General Specifications
Conforms to the specifications for the Tag.
Influence of Metal behind Tags
Use of this Attachment increases the distance between the Tag and the metal surface to approx.
50 mm. For metal workpieces, refer to Influence of Metal Behind Tag (Reference) before using the
Attachment.
p.102
110
M12
4050
Mounting Hole Dimensions
Provided Parts
Nuts (M12): 2
Split pin (3.2 × 20 mm): 1
M12
Section 6 Specifications and Dimensions
Heat-resistive RFID System
User's Manual
97
Page 100
Section 6
X
Appendices
Characteristics According to Operating Conditions
Communications Area (Reference)
The following diagram shows the communications area for the V680-H01. The communications area
depends on the installation conditions and environmental conditions.
• V680-H01 → V680-D1KP58HT
The following diagram shows the communications area when a Tag passes by and perpendicular to the
center of the Antenna. The Antenna and Tag surfaces are parallel to each other.
Y
25
X
Section 6 Characteristics According to Operating Conditions
20
15
10
5
−25−20−15−10−50 510152025
Tag
Y
V680-H01
Unit: cm
98
Heat-resistive RFID System
User's Manual
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