Thank you for purchasing an Azbil
Corporation product.
This manual contains information for
ensuring the correct use of this product.
It also provides necessary information
for installation, maintenance, and
troubleshooting.
This manual should be read by those who
design and maintain equipment that uses
this product. Be sure to keep this manual
nearby for handy reference.
NOTICE
Be sure that the user receives this manual before the product is used.
Copying or duplicating this user’s manual in part or in whole is forbidden.
The information and specifications in this manual are subject to change
without notice.
Considerable effort has been made to ensure that this manual is free from
inaccuracies and omissions. If you should find an error or omission, please
contact the azbil Group.
In no event is Azbil Corporation liable to anyone for any indirect, special or
consequential damages as a result of using this product.
To reduce the risk of an electric shock that could cause personal injury,
follow all safety notices in this document.
This symbol warns the user of a potential shock hazard where hazardous
live voltages may be accessible.
Use of this product in a manner not specified by the manufacturer will impair its built-in safety features.
Do not replace any component except as specified by the manufacturer.
All wiring work must comply with local regulations and be carried out by authorized and experienced
personnel.
Make sure to provide a cutoff switch for the power to this device within reach of the operator.
Do not remove blocks except to replace them.
Replacing the MOTOR block (p.11-1) (for information on replacement blocks)
For DC models, connect a Class II power supply unit.
Equipment Ratings
Ingress protection:IP67 (display unit)
AC power
Supply voltage:100–240 V AC (operating voltage: 85–264 V AC)
Power supply frequency: 50/60 Hz
Power consumption:25 VA max. 10 W max.
Replacement of the CLOCK block (p.11-1) and
DC power
Supply voltage:24 V DC (operating voltage: 20.4 to 28.8 V DC)
Power consumption:12 W max.
Environmental conditions
Do not use this device where there are corrosive gases, or flammable fluids or gases.
Operating temperature: 0 to 50 °C
Operating humidity:10 to 90 % RH (without condensation)
Vibration:5 m/s
Overvoltage:Category II (IEC 60364-4-443, IEC 60664-1)
Pollution degree:2
Installation location:Indoors
Elevation:2000 m max.
Ventilation space:At least 50 mm above and below the main unit. No space is needed
Equipment Installation
Excluding the supplied power, the I/O common mode voltage with respect to the ground should be
30 Vrms max., 42.4 V peak max., and 60 V DC max.
Standards Compliance
EN 61010-1, EN 61326-1 (for use in industrial locations)
During EMC testing, the reading or output may fluctuate by ±10 % FS.
cULus: UL 61010-1, CSA C22.2 No. 61010-1 (UL-compliant models only)
2
(10 to 60 Hz)
around the display unit.
i
Conventions Used in This Manual
The safety precautions explained below aim to prevent injury to you and others, and to prevent property damage.
Warnings are indicated when mishandling this
WARNING
product may result in death or serious injury.
CAUTION
product may result in minor injury or property
damage only.
In describing the product, this manual uses the icons and wording listed below.
Indicates that caution is required in handling.
The indicated action is prohibited.
Be sure to follow the indicated instructions.
Handling Precautions:
Precaution is required in handling.
Cautions are indicated when mishandling this
Note:
:
Indicates information that may be useful.
Indicates an item or page to which the user may refer.
(1) (2) (3):
[XXX] button:Square brackets indicate buttons at the bottom of the display unit or buttons and
[XXX] window,
[XXX]
>> :
Numbers inside parentheses indicate steps in a sequence or parts of an explanation.
messages shown on the display unit screen.
Square brackets indicate a window name, message, or menu, shown on the PC screen.
Indicates the result of an operation, or the status after the operation.
ii
Safety Precautions
Do not use this device in an environment with conductive pollution, or with dry nonconductive pollution which can become conductive due to condensation, etc. Otherwise,
problems such as tracking phenomena may damage parts, resulting in fire.
Make sure that the frame ground terminal is properly grounded (100 Ω max.) before
connecting the controller to the measurement target or to external control circuits.
Be sure to check that the device has been correctly wired before turning on the power.
Incorrect wiring of this device may cause device failure and also lead to a dangerous accident.
Before removing, mounting, or wiring the device, be sure to turn off the power to this device
and any connected devices. Otherwise, there is a danger of electric shock.
Do not touch electrically charged parts such as the power terminals. There is a danger of
electric shock.
Do not disassemble this device. There is a danger of electric shock or device failure.
To prevent electrical shock, the main unit of this product must be installed in a location that is
only accessible to people with appropriate knowledge about electrical safety. Install the main
unit inside a control panel that cannot be opened without the use of a key or tool.
WARNING
Also, before touching electrically charged components such as the input terminal block for
AC power, be sure to turn off the power. After checking that the voltage has dropped, work
carefully to prevent electrical shock. Always keep the cover on the power input terminal
block. Otherwise, there is a danger of fire or electric shock.
CAUTION
Use this device within the operating ranges given in the specifications (for temperature,
humidity, voltage, vibration, shock, mounting direction, atmosphere, etc.). Otherwise, there
is a danger of fire or device failure.
Wire this device correctly by using the wiring method, power, and installation method
specified in this user’s manual. Otherwise, there is a danger of fire, electric shock, or device
failure.
Do not allow wire clippings, metal shavings, water, etc., to enter the case of this device. There
is a danger of fire or device failure.
Firmly tighten the terminal screws to the torque listed in the specifications. Insufficient
tightening may cause fire or electric shock.
Do not use unused terminals as relay terminals. There is a danger of fire, electric shock, or
device failure.
If the lithium battery used in this device is packaged together with it (installed) and
transported by air or ship, be sure that it is transported in accordance with the IATA DGR/
IMDG Code.
Do not block the ventilation holes. There is a danger of fire or device failure.
iii
CAUTION
Do not operate the buttons or the touch panel with a sharp object (such as a mechanical
pencil tip, etc.). Doing so can cause device failure.
The frame ground terminal of this device is a functional ground. Ground the frame ground
terminal to suppress adverse effects from external noise. Otherwise, malfunction may result.
Be sure that the settings are correct for the sensor type. If the settings are incorrect, the
normal PV will not be measured correctly. In that case a dangerous situation such as constant
100 % control output could occur.
iv
Copyright, licenses, and registered trademarks
• Notice on use of licensed software of ARM.
This product uses the software according to the license of ARM in a part of the software. The following contents are based on the license
agreement, which does not prescribe customers’ usage restrictions.
Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are
met:
- Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
- Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
- Neither the name of ARM nor the names of its contributors may be used to endorse or promote products derived from this software
without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS” AND ANY EXPRESS OR IMPLIED WARRANTIES,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
• Notice regarding use of licensed software of STMicroelectronics.
This product uses the software according to the license of STMicroelectronics in a part of the software. The following contents are based
on the license agreement, which does not prescribe customers’ usage restrictions.
Redistribution and use in source and binary forms, with or without modification,are permitted provided that the following conditions are
met:
1. Redistributions of source code must retain the above copyright notice,this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice,this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
3. Neither the name of STMicroelectronics nor the names of its contributors may be used to endorse or promote products derived from
this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS”AND ANY EXPRESS OR IMPLIED WARRANTIES,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
WHETHER IN CONTRACT, STRICT LIABILITY,OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
• microSD is trademark or registered trademark of SD-3C, LLC in the United States, other countries or both.
• Ethernet is a trademark of Xerox Corporation in the United States.
• ModbusTM is a trademark and the property of Schneider Electric SE, its subsidiaries and affiliated companies.
v
Contents
Safety Requirements
Conventions Used in This Manual
Safety Precautions
Copyright, licenses, and registered trademarks
Chapter 1. Overview
1 - 1 Overview
1 - 2 Model No. 1-2
Model Selection Guide 1-2
Optional Parts (Sold Separately) 1-7
1 - 3 Names of Parts and Their Functions 1-8
Display unit 1-8
Main unit 1-8
Integrating bracket (supplied with integrated mounting models) 1-8
DI/DO block (7 digital inputs or outputs, selectable) 3-8
RS-485 (RS-485 communication port) 3-9
Analog input block (analog input) 3-10
Analog input block layout 3-11
Analog output block (current outputs, CT inputs, and VT inputs) 3-12
Voltage pulse output block (voltage pulse outputs and 2 CT inputs) 3-13
DI block (4 digital inputs) 3-14
DO block (4 digital outputs, sink output) 3-14
MOTOR block (motor drive outputs and motor feedback inputs) 3-15
I/O isolation 3-16
USB connection 3-16
Inserting or removing a microSD memory card 3-17
Connecting the LAN cable for Ethernet 3-17
Connecting the cable between the main unit and display unit 3-18
Chapter 4. Functions 4-1
4 - 1 Loop Types
Model numbers and loop types 4-1
Setting the loop type 4-4
4 - 2 AI (Analog Input) 4-6
Range types 4-7
Linear scaling low and high limits 4-7
Setting the linear input unit character 4-7
Filter 4-8
Ratio and bias 4-9
Linearization table group definition 4-9
Number of decimal places for PV 4-9
Sampling cycle 4-10
PV Hold 4-10
Power supply frequency 4-10
4 - 3 Mode 4-12
AUTO/MANUAL mode 4-12
Constant value operation / Pattern operation 4-13
RUN/READY mode 4-14
LSP/RSP mode 4-14
Pattern start number 4-15
READY/RUN/HOLD/END mode 4-15
ADVANCE 4-17
G.SOAK clear 4-18
AT (auto-tuning) stop/start 4-18
4 - 4 Control 4-19
Functional block diagram of PID control 4-19
Functional block diagram of ON/OFF control 4-19
Functional block diagram of heating/cooling control 4-20
Control action 4-20
Heating/cooling control dead zone 4-21
4-1
vii
Fixed value output 4-22
Special control output 4-23
When switching to MANUAL mode 4-23
PID control initialization 4-24
PID initial MV 4-24
MV change limit 4-25
PID control 4-25
AT (Auto-tuning) 4-26
SP lag 4-26
ON/OFF control 4-27
4 - 5 AT (Auto-tuning) 4-28
How to start 4-28
How to stop AT 4-28
4 - 6 SP 4-31
Setting the LSP from the 1-loop monitor screen 4-32
Selecting LSP group and RSP from the 1-loop monitor screen 4-32
Number of LSP system groups 4-32
RSP setting 4-32
LSP1 to 8 and RSP 4-33
PID group number 4-33
LSP group No. 4-34
DI assignment for LSP group selection 4-34
SP ramp unit 4-35
SP ramp up and down slopes 4-36
SP low and high limits 4-37
RSP tracking 4-37
4 - 7 Pattern Operation 4-38
Number of patterns 4-39
Time unit for patterns 4-39
Number of segments 4-39
SP/Time 4-39
PID group number 4-41
G.SOAK (guaranteed soak) 4-41
Segment event 4-43
PV start 4-43
Cycle 4-44
Pattern link 4-44
End of operation 4-45
Pattern start number 4-46
Pattern SP increase/decrease change limit 4-47
4 - 8 DI (Digital Input) 4-49
DI/DO configuration 4-49
DI assignment 4-50
4 - 9 Events 4-55
Operation 4-56
Operation type and Loop definition 4-61
Direct/reverse, Standby, and READY mode operation 4-62
Event main setting, event subsetting, hysteresis, delay 4-64
viii
4 - 10 DO (Digital Output) 4-65
DI/DO configuration 4-65
DO assignment 4-66
4 - 11 TP (Time Proportioning) Output 4-68
DI/DO configuration 4-69
TP output type 4-69
TP cycle 4-70
TP operation type 4-70
Linearization table group definition 4-71
4 - 12 Analog Output (AO) 4-72
Output range 4-72
Output type 4-72
Loop definition 4-73
Output scaling low and high limits 4-73
Linearization table group definition 4-74
4 - 13 Motor Drive Output (Position Proportional Control) 4-75
Output type 4-75
Control method 4-76
MFB AT (MFB auto-tuning) 4-77
MFB adjustment value 4-78
Dead zone 4-79
Linearization table group definition 4-80
4 - 14 CT (Current Transformer) Input 4-81
Number of turns and number of power wire loops 4-81
CT input display range and current measurement range 4-82
Current measurement and error detection 4-83
Condition for restoring status before measurement 4-88
Timing for updating CT current measurement 4-88
4 - 15 VT (Voltage Transformer) Input 4-89
Primary voltage and secondary voltage 4-89
4 - 16 Linear Approximation 4-90
Linearization by specifying breakpoints 4-90
Linearization by specifying bias 4-91
Example using linear approximation by analog input 4-91
Example using linear approximation for analog output 4-92
When the increase in magnitude of the breakpoints on the A-axis is not in
numerical order 4-94
When two adjacent breakpoints have the same value on the A-axis 4-94
4 - 17 Internal Cascade 4-95
Master/Slave 4-95
Loop Types 4-95
Example: Internal cascade settings 4-96
4 - 18 Logical Operations 4-98
Processing order for logical operations 4-98
Calculation type 4-99
Input assignments A, B, C, and D 4-99
Input bit polarities A, B, C, and D 4-99
Reverse 4-100
ix
ON/OFF delay 4-100
4 - 19 CDS (Compact Data Storage) 4-102
Recording cycle/operation type 4-102
Data selection 4-103
Number of data / Data1 to Data40 4-104
Screen during CDS operation 4-106
Files 4-107
Customizing the number of data items and data types 4-111
Setting the date and time by the SLP-C7 4-113
microSD card operations from SLP-C7 4-114
Specifications of older versions 4-115
4 - 20 Health Index 4-116
R value 4-116
Settings 4-116
Operation 4-117
Graph display 4-118
4 - 21 Display Unit Adjustment 4-119
Brightness adjustment 4-119
Position adjustment 4-119
4 - 22 Advanced Loop Type Setting 4-121
Loop types 4-121
Input assignment 4-121
Virtual AI (analog Input) 4-123
Chapter 5. Screens 5-1
5 - 1 Monitor Screen and Graph Screen
Home screen 5-1
1-loop monitor screen 5-10
Pattern operation monitor screen 5-12
Multi-loop graph screen 5-15
1-loop graph screen 5-17
1-loop monitor screen in MANUAL mode 5-18
1-loop monitor screen during AT execution 5-19
1-loop monitor screen when MFB AT is stopped 5-20
1-loop monitor screen during MFB AT 5-21
Screen at key lock 5-22
1-loop monitor screen if there is an alarm 5-23
Block alarm screen 5-24
Function alarm screen 5-25
SP menu screen 5-26
LSP/RSP select screen 5-27
LSP setting change screen 5-28
Mode menu screen 5-30
Mode menu screen (pattern) 5-31
AUTO/MANUAL change screen 5-32
RUN/READY change screen 5-33
5-1
x
AT start/stop screen 5-34
HOLD mode change screen 5-35
ADVANCE operation screen 5-36
G.SOAK clear screen 5-37
DI/DO monitor screen 5-38
DI monitor screen 5-39
DO monitor screen 5-40
EV monitor screen 5-41
SEG-EV monitor screen 5-42
5 - 2 Parameter screen 5-43
Parameter bank menu screen 5-43
Parameter item menu screen 5-44
Parameter item setting change screen 5-45
Pattern settings/segment settings 5-46
IP address 5-48
Date and Time 5-50
Firmware Versions 5-52
Chapter 6. Display and Setting Data 6-1
6 - 1 Operation D isplay Data
Home screen 6-1
1-loop monitor screen 6-2
Graph screen 6-5
6 - 2 Parameter Setting Display Data 6-6
SP bank 6-6
EVENT bank 6-7
PID bank 6-7
ANALOG INPUT bank 6-8
Basic action bank 6-9
CONTROL bank 6-12
SP CONFIG bank 6-15
ANALOG OUTPUT bank 6-16
EVENT CONFIG bank 6-17
DI/DO CONFIG bank 6-19
DO configuration bank 6-20
DI bank 6-22
TP (time proportioning) bank 6-24
Logical operation bank 6-27
User-defined bit bank 6-28
User-defined number bank 6-29
User-defined alarm bank 6-30
CT INPUT bank 6-31
VT INPUT bank 6-32
PP (position proportional) bank 6-33
Linearization table bank 6-35
Cascade bank 6-35
6-1
xi
Graph bank 6-36
ETHERNET bank 6-36
IP ADDRESS bank 6-37
RS-485 bank 6-37
CDS bank 6-38
HEALTH INDEX bank 6-40
HEALTH INDEX graph 6-41
Date and time bank 6-41
Input assignment bank 6-42
Virtual analog input bank 6-44
6 - 3 Pattern Setting Display Data 6-46
Pattern configuration bank 6-46
Pattern bank 6-47
Segment bank 6-48
6 - 4 Parameter Data for Communication 6-49
Monitor (RAM)/Loop1 to 4 6-49
Monitor/Mode 6-49
Monitor/Operation display (Loop1 to 4) 6-50
Monitor/Operation display (AO-C block) 6-50
Monitor/operation display (V-P block) 6-51
Monitor/Status (DI/DO block) 6-51
Monitor/Status (Events 1 to 16) 6-52
Monitor/Status (other) 6-52
Alarm condition 6-53
Monitor/Position proportional 6-53
Monitor/Pattern mode 6-54
Monitor/Pattern monitor 6-54
Monitor/Segment event 6-55
SP Configuration (LSP group selection) 6-55
User-defined bits (RAM) 6-55
Device info. 6-56
Standard bits 6-56
Standard numerical code 6-56
Chapter 7. Modbus RTU Communication Functions 7-1
7 - 1 Overview of Communications
Features 7-1
Settings 7-2
Communication procedure 7-2
7 - 2 Message Structure 7-3
Message structure 7-3
Command type 7-4
Exception codes 7-4
Amount of data 7-5
7 - 3 Description of Commands 7-6
Multiple data read command (03H) 7-6
xii
7-1
Multiple data write command (10H) 7-7
1 data write command (06H) 7-7
7 - 4 Numeric Value Expression 7-9
Hexadecimal 7-9
7 - 5 Send/Receive Timing 7-10
Time specifications for instruction and response messages 7-10
Specifications of RS-485 driver control timing 7-10
Chapter 8. Modbus TCP Communication Functions 8-1
8 - 1 Overview of Communications
Features 8-1
Settings 8-1
Communication procedure 8-2
General TCP/IP socket communication procedure 8-2
8 - 2 Message structure 8-3
Message structure 8-3
Exception code 8-4
Amount of data 8-5
8 - 3 Description of Commands 8-6
Application section 8-6
Multiple data read command (03H) 8-6
Multiple data write command (10H) 8-7
1 data write command (06H) 8-8
8-1
Chapter 9. User-defined Addresses 9-1
9 - 1 Overview of User-defined Addresses
User-defined addresses 9-1
9 - 2 Address Definition Method 9-2
Setting a user-defined address 9-2
Changing the data address display system 9-4
Normal memory area and RAM area 9-4
Precautions when using both the normal memory area and the RAM area for
the same parameter 9-6
Bit fields 9-8
9 - 3 Initial Values of User-Defined Addresses 9-11
9 - 4 Reception M onitoring 9-13
Reception monitoring settings 9-13
9 - 5 Pattern Communication Data 9-15
Data address overview 9-15
Decimal point 9-16
PATTERN COMMUNICATION SETUP 9-16
Pattern communication access procedure 9-17
Data address details 9-18
9-1
xiii
Chapter 10. PLC Link Communication 10-1
10 - 1 Data Transfer
Connectible PLCs 10-4
Usable devices 10-5
10 - 2 PLC Link Setting Method 10-6
Common settings 10-6
Transfer settings 10-7
Transfer setting examples 10-8
10 - 3 List of PLC Link Settings 10-12
PLC connection settings 10-12
Transfer settings 10-12
Data settings 10-13
10 - 4 Mitsubishi PLC 10-14
iQ-R series CPU direct connection 10-14
Q series CPU direct connection 10-16
Q series Ethernet interface module 10-19
iQ-F series CPU direct connection 10-22
10-1
Chapter 11. Maintenance and Troubleshooting 11-1
11 - 1 Maintenance and Troubleshooting
Cleaning 11-1
Parts replacement 11-1
Replacement of the CLOCK block 11-1
Replacing the MOTOR block 11-1
11 - 2 Alarm 11-2
Block alarm screen 11-2
Block alarm 11-3
Function alarm screen 11-5
Function alarm 11-6
11 - 3 Display Error 11-7
Display unit does not work. 11-7
Nothing is shown on display unit. 11-7
An error is indicated on the display unit 11-7
The firmware version of the display unit does not match. 11-8
11-1
Chapter 12. DISPOSAL 12-1
Removing the battery for product disposal 12-1
Chapter 13. Specifications 13-1
Specifications 13-1
Input types and ranges 13-12
Input sensor standards 13-13
xiv
Chapter 14. Appendix 14-1
14 - 1 Function Block Diagrams
AI (analog input) process block diagram 14-1
SP process / PID process block diagram 14-2
AO (analog output) process block diagram 14-3
TP (time proportioning) output process block diagram 14-4
PP (position proportional) output process block diagram 14-5
14 - 2 Standard Bit Codes and Standard Numerical Codes 14-6
Standard bit codes 14-6
Standard numerical codes 14-8
14 - 3 Precautions for Communication Function 14-10
Examples of operations when using both the normal memory area and RAM
area for the same parameter 14-10
Support start date: September 2016 14-13
14 - 4 Firmware Version History 14-13
Support start date: December 2016 14-15
Support start date: June 2017 14-18
Support start date: August 2017 14-22
Support start date: August 2018 14-26
14 - 5 Abbreviations and Terms14-32
14-1
xv
Chapter 1. Overview
1 - 1 Overview
The C7G multi-loop controller with multifunction display (hereafter also called simply "this device") can calculate
diagnostic parameters, known collectively as the health index, that help to predict failure of other equipment,
in addition to calculations for PID (proportional, integral and derivative) control of process variables such as
temperature, pressure, flow rate, pH, and liquid level.
This product consists of a display unit with a 3.5-inch QVGA LCD touch panel, as well as a main unit capable of
controlling up to four loops with an input sampling cycle of 10 ms and an indication accuracy of ± 0.1 % FS.
The display unit and main unit can be installed separately for installation flexibility.
A wide variety of interfaces, including Ethernet, RS-485 serial communication, microSD memory card, micro USB
port, and 7 digital input/outputs are provided as standard features.
Setup, operation, and monitoring can be easily accomplished using the display unit and Smart Loader Package.
This controller is compliant with IEC directives and is CE marked.
1-1
Chapter 1. Overview
1 - 2 Model No.
Model Selection Guide
Block name
SymbolBlock NameDescription
AIAnalog inputFull multi-range input (thermocouple, RTD, DC current, DC voltage)
V-PVoltage pulse
output
AO-C Analog current
output
HMI2Additional
display unit
CLOCK Clock functionClock (available for CDS and health index) with a battery
MOTOR Motor drive
output
DIDigital input4 digital inputs (external power source required)
DODigital output4 digital outputs (sink output)
Voltage pulse output (12 V DC)
2 input terminals for the current transformer (CT) for detecting heater burnout,
overcurrent, and short circuits*
Current output (4–20 mA DC / 0–20 mA DC)
Input terminals for the current transformer (CT) for measuring current and the voltage
transformer (VT) for measuring voltage (1 each)*
Connector for the second display unit*
Motor drive outputs (100/200 V AC) (direct (OPEN), reverse (CLOSE))
with motor feedback (MFB) inputs
1
1
2
*1. Current transformer (CT) and voltage transformer (VT) are sold separately.
*2. Additional display unit is sold separately.
Accessories
Qty.
Part name
Main unit11
Display unit11
Standard gasket10Mounted on the display unit
Gasket with 92 × 92 mm hole01
Display unit mounting screws
7 digital input/outputs (sink output, source input)
power source required)
power source required)
voltage pulse output (2 CT inputs)
digital outputs (sink output)
outputs (sink output)
voltage pulse output (2 CT inputs)
additional display unit
additional display unit
clock (with battery)
(with battery)
digital outputs (sink output)
outputs (sink output)
0AC power plus CE, KC, and GB compliance
DDC power plus CE, KC, and GB compliance
0No special support
FOverseas models: switchable between Celsius/Fahrenheit
Do not use these models in Japan.
DescriptionBase model No.
1
2
3
Slot A3Slot A4
AIAI
DIAI
Slot B3Slot B4
AIAI
DIAI
Slot A1Slot A2
V-PAO-C
DOAO-C
DOV-P
Slot B1Slot B2
V-PAO-C
HMI2AO-C
HMI2V-P
CLOCKAO-C
CLOCKV-P
DOAO-C
DOV-P
*1. A rear mounting bracket and a dedicated cable for connecting the display unit are included with the product.
*2. RSP1 can be switched for use as PV3.
*3. RSP2 can be switched for use as PV4.
1-4
Chapter 1. Overview
Model C7G with MOTOR Block (UL-compliant) Example: C7GA411MC0DA0
Main unitI/OOther
Slots
Slots
Comm.
12345678910111213
C7GMulti-loop controller with multifunction display
microSD is trademark or registered
trademark of SD-3C, LLC in the
United States, other countries or both.
IO slot
AI
AI
AI
AI
AI
AI
AI
AI
Status indicatorStatus
OffNot energized
Lit greenNormal operation
Lit red
Malfunction
To check an alarm shown on the display,
11 - 2 Alarm (p.11-2)
If a display unit error occurs,
11 - 3 Display Error (p.11-7)
Integrating bracket (supplied with integrated mounting models)
Control panel mounting screw
(2 locations)
Display unit mounting hole
(4 locations)
Display unit mounting hole
(4 locations)
AO-CAO-C
AO-CAO-C
AI
AIAIAIAIAI
AI
AI
MOTORMOTOR
1-8
Main unit mounting rail
Wiring hole
Control panel mounting screw
(2 locations)
1 - 4 Input/output Configuration
Chapter 1. Overview
Analog input 1 to 4 *
Digital input 1 to 7 *
Digital input 1 to 8 *
CT input 1 to 8 *
VT input 1 to 4 *
*1. There are 7 digital inputs (DI) or outputs (DO) in total. Depending on the setting, they can be switched between DI and DO.
*2. There are from 1 to 4 analog inputs, depending on the model number.
*3. There are from 0 to 4 analog output and VT input points, a total of 4, depending on the model number.
*4. There are from 0 to 8 CT input points, depending on the model number.
*5. There are from 0 to 4 voltage pulse output points, depending on the model number.
*6. There is 0 or 1 set of motor drive outputs (OPEN, CLOSE) and MFB input, depending on the model number.
*7. There are from 1 to 4 control loops, depending on the number of analog inputs and the loop type settings.
*8. There are from 0 to 8 digital inputs, selectable by model number, in addition to the digital inputs described in *1.
*9. There are from 0 to 8 digital outputs, selectable by model number, in addition to the digital outputs described in *1.
Other
2
1
8
4
3
PV process
RSP process
Digital
input process
CT input process
VT input process
Other
Control process*
(PID control,
ON/OFF control)
Internal cascade
control,
Pattern operation)
TP
(time proportioning)
output process
Event process
7
Analog
output
process
Motor drive
output
process
Voltage pulse
output
process
Digital output
process
Digital output
process
Analog output 1 to 4
(Output by scaling the MV,
PV, and other using the
current output.)*
MFB
(motor feedback) input *
Motor drive output
(OPEN, CLOSE) *
Voltage pulse outputs
1 to 4
(TP output) *
Digital output 1 to 7 *
Digital output 1 to 8 *
3
6
5
1
9
6
Analog input (block positions: A4, B4, A3, B3)
The PV can be measured by selecting the sensor type or range. For DC voltage
and DC current, PV and RSP scaling can be set. The input from a thermocouple
or resistance temperature detector can be used as the RSP. Linear approximation is
available.
Analog output (AO-C) (block positions: A2, B2, A1, B1)
The scaled MV can be output as current. Additionally, when PV, SP, or deviation is
selected for the output type, these values can also be scaled and output as current.
Linear approximation is available.
Voltage pulse output (V-P) (block positions: A2, B2, A1, B1)
The time proportioning output function set using the TP (time proportioning)
bank can be used. Linear approximation is available.
Motor drive output (MOTOR) (block position: B2)
The motor drive output function set using the PP (position proportioning) bank
can be used. Linear approximation is available.
Digital input (DI)
Change functions set using the DI bank, such as mode change, or SP group change,
can be used.
1-9
Chapter 1. Overview
Digital output (DO)
Output functions such as event output that are set using the DO bank, or the time
proportioning output function set using the TP (time proportioning) bank, can be
used. Linear approximation is available for time proportioning output.
The voltage can be measured by the input from the VT. The control loop that
displays VT input can be set in the basic action bank. The resistance of the actuators
(heaters) calculated from the CT input and VT input can also be displayed in the
same control loop as VT input.
1-10
Chapter 1. Overview
1 - 5 Button Operation
Various kinds of data can be displayed or set using the buttons on the display unit screen and the buttons on the
lower section of the display unit screen.
Screen transitions
When the power is turned on, the monitor screen is displayed. Use the buttons on
the monitor screen or graph screen to switch between screens.
Monitor screen
PV, SP, MV, MV bar graph
PV, MV (when in MANUAL mode)
PV, SP, MV, Cool MV, Heat MV (when in heating and cooling control)
PV, SP, MV, pattern time (in pattern operation)
PV, SP, MV, segment time (in pattern operation)
PV, SP, MV, number of cycles, remaining cycles (in pattern operation)
PV、SP、MV、CT、VT(AO-C block
PV、SP、MV
PV、SP、MV、CT1、CT2(V-P block
PV、SP、MV、MFB(MOTOR block
PV、SP、MV、AT progress graph (during AT)
Graph screen
PV, SP, MV graph
PV graph for 2 to 4 loops
、resistance(
Parameter bank menu
Displays the SP, event, PID, and other
parameter banks.
AO-C block
)
)
)
)
Alarm
Block alarm
Function alarm
SP change
LSP group, RSP select
LSP value change
Mode menu
AUTO/MANUAL
RUN/READY
AT start
HOLD ON/OFF (in pattern operation)
ADVANCE (in pattern operation)
G.SOAK clear (in pattern operation)
DI/DO monitor
ON/OFF status of DI, DO
ON/OFF status of events
ON/OFF status of segment events (in pattern operation)
Touch panel position adjust
Touch panel adjust
Touch panel test
Parameter item menu
Displays the items in the parameter bank.
Parameter item setting
Set value can be input using the numeric keypad.
Handling Precautions
• The figure above shows only the major screen transitions. Many screen
transitions are not shown.
• Do not press two or more locations on the touch panel at the same time.
Doing so may cause an error.
• If the firmware version of the MAIN block is earlier than 6.x.x (where x stands
for any number), the screen for pattern operation and the screen showing the
ON/OFF status of events and segment events cannot be displayed.
1-11
Chapter 1. Overview
Parameter bank
SP
EVENT
PID
ANALOG INPUT
BASIC ACTION
The order of the parameter banks and parameter items is shown by the tree
structure below.
Parameter bankParameter item
SP values of LSP1 to LSP8, RSP for loops 1 to 4
PID group number of LSP1 to LSP8, RSP for loops 1 to 4
Main setting for event groups 1 to 16
Sub-setting for event groups 1 to 16
Hysteresis for event groups 1 to 16
ON-delay time for event groups 1 to 16
OFF-delay time for event groups 1 to 16
P (Proportional band) of PID groups 1 to 8 for loops 1 to 4
I (Integral time) of PID groups 1 to 8 for loops 1 to 4
D (Derivative time) of PID groups 1 to 8 for loops 1 to 4
RE (Manual reset) of PID groups 1 to 8 for loops 1 to 4
OL (MV low limit) of PID groups 1 to 8 for loops 1 to 4
OH (MV high limit) of PID groups 1 to 8 for loops 1 to 4
Cooling-use proportional band of PID groups 1 to 8 for
loops 1 to 4
Cooling-use cumulative time of PID groups 1 to 8 for loops
1 to 4
Cooling-use derivative time of PID groups 1 to 8 for loops 1 to 4
Cooling-use MV low limit of PID groups 1 to 8 for loops 1 to 4
Cooling-use MV high limit of PID groups 1 to 8 for loops 1 to 4
Range type of blocks A4, B4, A3, and B3
Linear scaling low limit of blocks A4, B4, A3, and B3
Linear scaling high limit of blocks A4, B4, A3, and B3
Filter of blocks A4, B4, A3, and B3
Ratio of blocks A4, B4, A3, and B3
Bias of blocks A4, B4, A3, and B3
Linearization table group definition of blocks A4, B4, A3, and
B3
Sampling cycle
Power supply frequency
Time unit of patterns
HOME screen layout
Run/Ready at startup for loops 1 to 4
No. of decimal places for PV 1 to 4
Display loop for A2/B2/A1/B1 block input
HOME screen setting for loops 1 to 4
Display intensity
Display language
Engineering mode
1-12
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