YOKOGAWA F3CU04-0S, F3CU04-1S User Manual

User’s Manual
IM 34M06H62-02E
IM 34M06H62-02E
3rd Edition
Yokogawa Electric Corporation
Applicable Modules:
Model Code Model Name F3CU04-0S Temperature control and PID module F3CU04-1S Temperature control and PID module
Addendum
See at the end of this manual.
Blank Page

Applicable Product

Range-free Multi-controller FA-M3
- Model : F3CU04-0S, F3CU04-1S
- Name : Temperature Control and PID Module
The document number for this manual is given below. Refer to the document number in all communications, including when purchasing
additional copies of this manual.
- Document No.: IM 34M06H62-02E
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Media No. IM 34M06H24-06E (CD) 1st Edition :Mar. 2015 (YK) All Rights Reserved Copyright © 2014, Yokogawa Electric Corporation
IM 34M06H62-02E 3rd Edition : Jul.16, 2015-00

Important

About This Manual
- This Manual should be passed on to the end user.
- Before using the controller, read this manual thoroughly to have a clear understanding of the controller.
- This manual explains the functions of this product, but there is no guarantee that they will suit the particular purpose of the user.
- Under absolutely no circumstances may the contents of this manual be transcribed or copied, in part or in whole, without permission.
- The contents of this manual are subject to change without prior notice.
- Every effort has been made to ensure accuracy in the preparation of this manual. However, should any errors or omissions come to the attention of the user, please contact the nearest Yokogawa Electric representative or sales office.
Safety Symbols
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- Danger. This symbol on the product indicates that the operator must follow the instructions laid out in this user's manual to avoid the risk of personnel injuries, fatalities, or damage to the instrument. Where indicated by this symbol, the manual describes what special care the operator must exercise to prevent electrical shock or other dangers that may result in injury or the loss of life.
- Protective Conductor Terminal
This terminal is to prevent electric shock. Before using the instrument, connect to
the Protective earth (Comply with the regulation of each country.), and route the line through the shortest path possible.
- Functional Earth T erminal
This terminal is for stable operation. Before using the instrument, be sure to ground
this terminal.
- Alternating current. Indicates alternating current.
- Direct current. Indicates direct current.
IM 34M06H62-02E 3rd Edition : Jul.16, 2015-00
The following symbols are used only in the user's manual.
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WARNING
- Indicates a “Warning”.
Draws attention to information essential to prevent hardware damage, software
damage or system failure.
CAUTION
- Indicates a “Caution”
Draws attention to information essential to the understanding of operation and
functions.
TIP
- Indicates a “TIP”
Gives information that complements the present topic.
SEE ALSO
- Indicates a “SEE ALSO” reference.
Identifies a source to which to refer.
Safety Precautions when Using/Maintaining the Product
- For the protection and safe use of the product and the system controlled by it, be sure to follow the instructions and precautions on safety stated in this manual whenever handling the product. Take special note that if you handle the product in a manner other than prescribed in these instructions, the protection feature of the product may be damaged or impaired. In such cases, Yokogawa cannot guarantee the quality, performance, function and safety of the product.
- When installing protection and/or safety circuits such as lightning protection devices and equipment for the product and control system as well as designing or installing separate protection and/or safety circuits for fool-proof design and fail-safe design of processes and lines using the product and the system controlled by it, the user should implement it using devices and equipment, additional to this product.
- If component parts or consumable are to be replaced, be sure to use parts specified by the company.
- This product is not designed or manufactured to be used in critical applications which directly affect or threaten human lives and safety — such as nuclear power equipment, devices using radioactivity, railway facilities, aviation equipment, shipboard equipment, aviation facilities or medical equipment. If so used, it is the user’s responsibility to include in the system additional equipment and devices that ensure personnel safety.
- Do not attempt to modify the product.
- To avoid electrical shock, turn off the power before wiring.
- This product is classified as Class A for use in industrial environments. If used in a residential environment, it may cause electromagnetic interference (EMI).
In such situations, it is the user's responsibility to adopt the necessary measures
against EMI.
Exemption from Responsibility
- Yokogawa Electric Corporation (hereinafter simply referred to as Yokogawa Electric) makes no warranties regarding the product except those stated in the WARRANTY that is provided separately.
- Yokogawa Electric assumes no liability to any party for any loss or damage, direct or indirect, caused by the use or any unpredictable defect of the product.
IM 34M06H62-02E 3rd Edition : Jul.16, 2015-00
Software Supplied by the Company
- Yokogawa Electric makes no other warranties expressed or implied except as provided in its warranty clause for software supplied by the company.
- Use the software with on e computer only. You must purchase another copy of the software for use with each additional computer.
- Copying the software for any purposes other than backup is strictly prohibited.
- Store the original media that contain the software in a safe place.
- Reverse engineering, such as decompiling of the software, is strictly prohibited.
- Under absolutely no circumstances may the software supplied by Yokogawa Electric be transferred, exchanged, or sublet or leased, in part or as a whole, for use by any third party without prior permission by Yokogawa Electric.
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IM 34M06H62-02E 3rd Edition : Jul.16, 2015-00
General Requirements for Using the FA-M3 / e-RT3 Controller
Set the product in a location that fulfills the following requirements:
- Where the product will not be exposed to direct sunlight, and where the operating surrounding air temperature is from 0°C to 55°C (32°F to 131°F).
There are modules that must be used in an environment where the operating
surrounding air temperature is in a range smaller than 0°C to 55°C (32°F to 131°F). Refer to “Hardware Manual” (IM 34M06C11-01E) or the applicable user's manual. In case of attaching such a module, the entire system's operating surrounding air temperature is limited to the module's individual operating surrounding air temperature.
- Where the relative humidity is from 10 to 90%.
In places where there is a chance of condensation, use a space heater or the like to
constantly keep the product warm and prevent condensation.
- For use in Pollution Degree 2 Environment.
- Where there are no corrosive or flammable gases.
- Where the product will not be exposed to mechanical vibration or shock that exceed specifications.
- Where there is no chance the product may be exposed to radioactivity.
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Use the correct types of wire for external wiring:
- USE COPPER CONDUCTORS ONLY.
- Use conductors with temperature rating above 75°C.
Securely tighten screws:
- Securely tighten module mounting screws and terminal screws to avoid problems such as faulty operation.
- Tighten terminal block screws with the correct tightening torque as given in this manual. Refer to the “Hardware Manual” (IM 34M06C11-01E) or the applicable user's manual for the appropriate tightening torque.
Securely lock connecting cables:
- Securely lock the connectors of cables, and check them thoroughly before turning on the power.
Interlock with emergency-stop circuitry using external relays:
- Equipment incorporating the FA-M3 / e-RT3 controller must be furnished with emergency-stop circuitry that uses external relays. This circuitry should be set up to interlock correctly with controller status (stop/run).
Ground for low impedance:
- For safety reasons, connect the [FG] grounding terminal to a protective earth (Comply with the regulation of each country.). For compliance to CE Marking, use braided or other wires that can ensure low impedance even at high frequencies for grounding.
Configure and route cables with noise control considerations:
- Perform installation and wiring that segregates system parts that may likely become noise sources and system parts that are susceptible to noise. Segregation can be achieved by measures such as segregating by distance, installing a filter or segregating the grounding system.
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Configure for CE Marking Conformance:
- For compliance to CE Marking, perform installation and cable routing according to
the description on compliance to CE Marking in the “Hardware Manual” (IM 34M06C11-01E).
- The list of CE conforming models is available in Appendix A2. of “Hardware
Manual”.
Keep spare parts on hand:
- We recommend that you stock up on maintenance parts, including spare modules, in advance.
- Preventive maintenance (replacement of the module) is required for using the module beyond 10 years.
Discharge static electricity before touching the system:
- Because static charge can accumulate in dry conditions, first touch grounded metal to discharge any static electricity before touching the system.
Wipe off dirt with a soft cloth:
- Gently wipe off dirt on the product's surfaces with a soft cloth.
- If you soak the cloth in water or a neutral detergent, tightly wring it out before wiping the product. Letting water enter the module interior can cause malfunctions.
- Do not use volatile solvents such as benzine or paint thinner or chemicals for cleaning, as they may cause deformity, discoloration, or malfunctioning.
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Avoid storing the FA-M3 /e-RT3 controller in places with high
temperature or humidity:
- Since the CPU module has a built-in battery, avoid storage in places with high temperature or humidity.
- Since the service life of the battery is drastically reduced by exposure to high temperatures, take special care (storage surrounding air temperature should be from -20°C to 75°C).
- There is a built-in lithium battery in a Sequence CPU module which serves as backup power supply for programs, device information and configuration information.
The service life of this battery is more than 10 years in standby mode at room
temperature. Take note that the service life of the battery may be shortene d when installed or stored at locations of extreme low or high temperatures. Therefore, we recommend that modules with built-in batteries be stored at room temperature.
Always turn off the power before installing or removing modules:
- Failing to turn off the power supply when installing or removing modules, may result in damage.
Do not touch components in the module:
- In some modules you can remove the right-side cover and install ROM packs or change switch settings. While doing this, do not touch any components on the printed-circuit board, otherwise components may be damaged and modules may fail to work.
Do not use unused terminals:
- Do not connect wires to unused terminals on a terminal block or in a connector. Doing so may adversely affect the functions of the module.
IM 34M06H62-02E 3rd Edition : Jul.16, 2015-00
Use the following power source:
- Use only F3PU- as the power supply module.
- If using this product as a UL-approved product, for the external power supply, use a limited voltage / current circuit power source or a Class 2 power source.
Refer to the user's manual before connecting wires:
- Refer to the “Hardware Manual” (IM 34M06C11-01E) or the applicable user’s manual for the external wiring drawing.
- Refer to “A3.6.5 Connecting Output Devices” in the “Hardware Manual” before connecting the wiring for the output signal.
- Refer to “A3.5.4 Grounding Procedure” in the “Ha rdware Manual” for attaching the grounding wiring.
Authorized Representative:
- The Authorized Representative for this product in the EEA is:
Yokogawa Europe B. V.
Euroweg 2, 3825 HD Amersfoort, The Netherlands
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IM 34M06H62-02E 3rd Edition : Jul.16, 2015-00
How to dispose the batteries
This is an explanation about the new EU Battery Directive. This directive is only valid in the EU.
Batteries are included in some modules of this product. The procedure is different when the user can remove or cannot remove.
Batteries the user can remove The battery of F3RP6 can be removed by yourself.
When you remove the battery from F3RP6 and dispose it, discard them in accordance with domestic law concerning disposal. See the User's Manual of F3RP6 for the removal procedure. Take a right action on waste batteries, because the collection system in the EU on waste batteries are regulated. If you don't remove the battery from this product, please see .
Batteries the user cannot remove Dispose the battery together with this product.
When you dispose this product in the EU, contact your local Yokogawa Europe B.V.office. Do not dispose them as domestic household waste.
Battery category: Lithium battery
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Note: With reference to Annex II of the new Battery Directive 2006/66/EC, the above symbol indicates obligatory separate collection.
IM 34M06H62-02E 3rd Edition : Jul.16, 2015-00

Introduction

Overview of the Manual
This instruction manual describes the specifications, functions and use of the Temperature Control and PID Module. The information is especially useful when you are performing pre-operation engineering.
ToolBox for Temperature Control and PID Modules
A dedicated ToolBox software is provided for this module. With this software, you can easily set up various parameters of the module, as well as perform action tests, tuning and monitoring by following screen instructions. For details, see the “ToolBox for Temperature Control and Monitoring Modules User’s Manual” (IM34M06Q31-02E).
Notation
References to chapters and sections are denoted by the chapter or section number, followed by the chapter or section title enclosed within double-quotation marks.
Relay names and register names are shown with Initial caps. States or setting values are enclosed within double quotation marks, or displayed with
initial caps.
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Other User’s Manuals
Read the following manuals, as required.
For information on the specifications, configuration*, installation,
wiring, trial operation, maintenance and inspection of the e-RT3, as well as information on the system-wide limitation of module installation, refer to:
- Hardware Manual (IM 34M06C11-01E).
*: For information on the specifications of products other than the power supply module, base module, I/O module, cable
and terminal block unit, refer to their respective user’s manuals.
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Copyrights and Trademarks

Copyrights
The copyright of the programs and online manuals contained in the software medium of the Software Product shall remain in YOKOGAWA.
You are allowed to print the required pages of the online manuals for the purposes of using or operating the Product; however, reprinting or reproducing the entire document is strictly prohibited by the Copyright Law.
Except as stated above, no part of the online manuals may be reproduced, transferred, sold, or distributed to a third party in any manner (either in electronic or written form including, without limitation, in the forms of paper documents, electronic media, and transmission via the network). Nor it may be registered or recorded in the media such as films without permission.
Trademarks
The trade names and company names referred to in this manual are either trademarks or registered trademarks of their respective companies.
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IM 34M06H62-02E 3rd Edition : Jul.16, 2015-00
Temperature Control and PID Module

CONTENTS

Applicable Product .................................................................................... i
Important ................................................................................................... ii
Introduction .............................................................................................. ix
Copyrights and T rademarks .................................................................... x
PART-A Function Overview
A1 Overview .................................................................................... A1-1
TOC-1
IM 34M06H62-02E 3rd Edition
A2 Specifications ............................................................................. A2-1
A2.1 Model and Suffix Codes ........................................................................ A2-1
A2.2 Compatibility with CPU Modules ........................................................ A2-1
A2.3 General Specifications .......................................................................... A2-2
Input Specifications .............................................................................. A2-2
A2.4
Output Specifications ........................................................................... A2-7
A2.5
Backup Function ................................................................................... A2-7
A2.6
Function Specifications ........................................................................ A2-8
A2.7
Components and Functions ............................................................... A2-10
A2.8
External Dimensions ........................................................................... A2-11
A2.9
A3 Startup Procedure ...................................................................... A3-1
Hardware Preparation ................................................................ A4-1
A4
A4.1 Selecting Input T ypes and Power Frequency ..................................... A4-2
A4.2 Attaching/Detaching Modules .............................................................. A4-6
A4.3 Wiring ..................................................................................................... A4-8
Wiring Precautions .................................................................. A4-8
A4.3.1
A4.3.2 Terminal Wiring Diagram ....................................................... A4-10
PART-B Parameter Description
B1 Accessing the Module .............................................................. B1-1
B1.1 Accessing Using Sequence Instructions ............................................ B1-2
Accessing Using BASIC ....................................................................... B1-5
B1.2
B1.3 Writing and Reading after Powering On ............................................. B1-6
B2 Types of Relays and Registers .................................................. B2-1
B2.1 T ypes of Relays ..................................................................................... B2-1
B2.2 T ypes of Registers ................................................................................ B2-2
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TOC-2
B2.2.1 Common Process Data ........................................................... B2-4
Analog Output Settings ........................................................... B2-5
B2.2.2
B2.2.3 Setup Control Parameters ....................................................... B2-6
B2.2.4 SP Backup Parameters ............................................................ B2-7
B2.2.5 Function Control Parameters .................................................. B2-7
B2.2.6 EEPROM Write Counter .......................................................... B2-7
B2.2.7 Controller Parameters ............................................................. B2-8
B2.2.8 Process Data .......................................................................... B2-10
B2.2.9 Operation Control Parameters .............................................. B2-12
B2.2.10 I/O Parameters ....................................................................... B2-13
B2.2.11 Operation Parameters ........................................................... B2-15
B2.3 How to Enable Settings ...................................................................... B2-22
How to Back up SP Values to EEPROM ............................................ B2-33
B2.4
Initializing All Settings ........................................................................ B2-33
B2.5
B3 Setup and Operation .................................................................. B3-1
B3.1 Setting Controller Parameters ............................................................. B3-2
Power Frequency Selection .................................................... B3-2
B3.1.1
Input Sampling Period ............................................................. B3-2
B3.1.2
B3.1.3 Controller Mode........................................................................ B3-3
B3.1.4 Setting Output Terminals .......................................................... B3-5
B3.1.5 Sample Program for Setting Controller Parameters ............... B3-6
B3.2 Setting I/O Parameters .......................................................................... B3-8
Input Type Selection ............................................................... B3-8
B3.2.1
Control Type Selection ............................................................ B3-8
B3.2.2
B3.2.3 Sample Program for Setting I/O Parameters ........................... B3-9
B3.3 Setting Operation Parameters ............................................................ B3-12
Preparing for Dynamic Auto-tuning ........................................ B3-12
B3.3.1
Preparing for PID Control ...................................................... B3-14
B3.3.2
B3.3.3 Sample Program for Setting Operation Parameters .............. B3-16
B3.4 Operation .............................................................................................. B3-18
B4 Sample Program ......................................................................... B4-1
PART-C Function Description
C1 Controller Mode ......................................................................... C1-1
C1.1 Single Loop ............................................................................................ C1-1
C1.2 Cascade Control ................................................................................... C1-4
Cascade Control Operation .................................................... C1-6
A1.2.1
C1.3 Two-input Changeover Control ............................................................ C1-8
Disabled Mode ..................................................................................... C1-11
C1.4
C2 Output-related Functions .......................................................... C2-1
C2.1 Control Type Selection.......................................................................... C2-5
C2.2 Output Type Selection .......................................................................... C2-5
C2.3 Output Terminal Selection .................................................................... C2-6
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TOC-3
C2.4 Control T ypes and their Operations .................................................... C2-7
ON/OFF Control Output .......................................................... C2-7
C2.4.1
C2.4.2 PID Control Output .................................................................. C2-9
C2.4.3 Heating/Cooling PID Control .................................................. C2-13
C2.4.4 Heating/Cooling ON/OFF Control ......................................... C2-21
Analog Output ...................................................................................... C2-23
C2.5
External Output.................................................................................... C2-24
C2.6
C3 PV-related Functions ................................................................. C3-1
C3.1 Input T ype Selection.............................................................................. C3-4
C3.2 Power Frequency Selection ................................................................ C3-7
C3.3 Input Range Setting .............................................................................. C3-8
PV Range Setting (for use in two-input changeover mode only) ..... C3-9
C3.4
C3.5 Burnout Detection .............................................................................. C3-10
C3.6 Reference Junction Compensation ................................................... C3-11
Broken-line Biasing ............................................................................. C3-12
C3.7
C3.8 Fixed Biasing ....................................................................................... C3-13
C3.9 Square Root Extraction ...................................................................... C3-14
Input Filtering ....................................................................................... C3-15
C3.10 C3.11 Two-input Changeover
(for use in two-input changeover mode only) ................................. C3-16
C3.12 External Input ....................................................................................... C3-18
C4 SP-Related Functions ................................................................ C4-1
C4.1 Set Point (SP) ......................................................................................... C4-2
C4.2 Remote Set Point ................................................................................... C4-3
C4.3 Limiting the Set Point ........................................................................... C4-4
Setting SP Gradient ............................................................................... C4-5
C4.4
C4.5 PV Tracking ............................................................................................ C4-7
C4.6 SP Tracking ............................................................................................ C4-8
C5 Auto-Tuning Function ................................................................ C5-1
C5.1 Dynamic Auto-tuning ............................................................................ C5-1
C5.2 Auto-tuning ............................................................................................ C5-3
C5.2.1 Tuning Points and Stored PID Number ................................... C5-5
C6 Control and Computation Function .......................................... C6-1
C6.1 Forward Operation and Reverse Operation ........................................ C6-1
C6.2 Proportional Band ................................................................................. C6-2
C6.3 Integral Time and Manual Reset Values .............................................. C6-4
C6.4 Derivative Time ...................................................................................... C6-6
C6.5 Manual Adjustment PID Constants ...................................................... C6-8
C6.6 PID Control Mode .................................................................................. C6-9
C6.7 "Super" Overshooting Suppression Function ................................. C6-11
C6.8 Anti-reset Windup................................................................................ C6-12
C6.9 PID Selection Method
(SP Number Selection, Zone PID Selection) .................................... C6-13
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TOC-4
C6.9.1 SP Number Selection ............................................................ C6-14
C6.9.2 Zone PID Selection ................................................................ C6-15
C7 Operation Control ....................................................................... C7-1
C7.1 Run/Stop Switch .................................................................................... C7-1
Operation after Switching from Stop Mode to Run Mode ........ C7-2
C7.1.1
C7.2 Automatic/Manual Switch ..................................................................... C7-4
Operation after Switching from Manual Mode to Automatic
C7.2.1
Mode ........................................................................................ C7-5
C7.3 Remote/Local Switch ............................................................................ C7-6
C7.4 Automatic/Manual/Cascade Switch ..................................................... C7-7
Cascade Mode ......................................................................... C7-8
C7.4.1
Automatic Mode ....................................................................... C7-8
C7.4.2
C7.4.3 Manual Mode ........................................................................... C7-9
C7.5 Preset Output Function ...................................................................... C7-10
C8 Alarm Function ........................................................................... C8-1
C8.1 Alarm Types ........................................................................................... C8-4
Wait Function ......................................................................................... C8-6
C8.2
Alarm Delay Timer ................................................................................. C8-7
C8.3
Selecting Alarm Preset Values ............................................................. C8-7
C8.4
C9 Disable Backup Function .......................................................... C9-1
C10 Self-diagnosis Function ........................................................... C10-1
C10.1 How to Check for Errors ..................................................................... C10-2
List of Error Statuses .......................................................................... C10-2
C10.2
C11 Selecting Temperature Unit ..................................................... C11-1
PART-D Troubleshooting
D1 Before Performing Checks ....................................................... D1-1
D2 Troubleshooting a Specific Problem ........................................ D2-1
(1) Input does not change, or fluctuates excessively ............................. D2-2
(2) Any LED indicator other than RDY and 60 Hz is lit or flashing ........ D2-3
(3) The loop is out of control (with an oscillating response) ................. D2-4
Output does not respond to or follow a changed set point value .... D2-5
(4)
Excessive overshooting ....................................................................... D2-5
(5)
Settings are not enabled ....................................................................... D2-5
(6)
PART-E Relays and Registers
E1 List of Registers ........................................................................ E1-1
List of Relays .............................................................................. E2-1
E2
Index .......................................................................................................... Index-1
Revision Information .......................................................................................... xi
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Temperature Control and PID Module PART-A Function Overview
TOC A-1
IM 34M06H62-02E 3rd Edition
PART-A provides an overview of the module functions.
A1. Overview A2. Specifications
A2.1 Model and Suffix Codes A2.2 Compatibility with CPU Modules A2.3 General Specifications A2.4 Input Specifications A2.5 Output Specifications A2.6 Backup Function A2.7 Function Specifications A2.8 Components and Functions A2.9 External Dimensions
A3. Startup Procedure A4. Hardware Preparation
A4.1 Selecting Input Types and Power Supply Frequency A4.2 Attaching/Detaching Modules A4.3 Wiring
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Blank Page

A1. Overview

The temperature control and PID module (hereafter called “the module”) is an I/O module to be mounted on the FA-M3 base unit. The module is provided with multiple input and output circuits and performs multiple PID control functions. Figure A1.1 shows a schematic diagram of a system containing the module.
Thermocouple/RTD/Signal Converter
SSR/Relay/SCR
A1-1
Figure A1.1 Schematic Diagram Showing the Relationship between Sensors, Actuators,
Temperature Control and PID Module and CPU Module
The module is provided with four controller functions and one setup and control interface for the controller functions for controlling four loops. The controller functions can be configured to act inter-dependently or independently to support a wide variety of applications.
Three controller modes are available: single loop, cascade control, and two-input changeover control. In the single loop mode (default), individual controller functions operate independently. In the cascade or two-input changeover control mode, two controller functions are combined to act as a single controller function.
(1) Single Loop (2) Cascade Control (3) Two-input Changeover Control
Figure A1.2 Controller Modes
Controller mode, instrument ranges, set points and other parameter values required for module operation can be stored in the module to simplify operation setup at each module startup. A program will then only need to run/stop operation and switch between set points from the CPU module to achieve operation.
IM 34M06H62-02E 3rd Edition : Jul.16, 2015-00
Features
- High accuracy, high resolution, high speed
The input sampling period for four loops is 200 ms. The sampling period may be set
to 100 ms if only two loops are used. The input conversion accuracy is 0.1% of full scale, and the input resolution is 0.1C (using 5-digit representation). Low-resolution operation (using 4-digit representation) is also available.
- Universal input
The input type may be set to thermocouple, RTD, or DC voltage for each loop.
- Dynamic auto-tuning
In the dynamic auto-tuning mode, what you have to do before starting operation is to
simply set the input type, output type, and set point. The dynamic auto-tuning function automatically determines and tunes the PID parameters during operation. You may disable the function, where appropriate.
Main Differences between F3CU04-N and F3CU04-S
With the F3CU04-S module, a specific SP backup procedure needs to be executed to store set points to the EEPROM. Otherwise, set points are not stored to the EEPROM when updated.
With the F3CU04-N module, however, set points are always stored automatically when updated. This approach of storing set points unconditionally regardless of whether it is required by an application allows for easier programming and operation, but may damage the EEPROM storage media in an application where set points are constantly updated.
A1-2
IM 34M06H62-02E 3rd Edition : Jul.16, 2015-00

A2. Specifications

A2.1 Model and Suffix Codes

Table A2.1 shows the model name and suffix code of the module.
Table A2.1
Model
F3CU04
Model and Suffix Codes
Suffix
Code
-0S — —
-1S — —
Style Code
Option
Code
4 loops Universal input Time-proportional PID output (open collector) Single-slot size 4 loops Universal input Universal output (open collector, 4-20 mA continuous output) Double-slot size
A2-1
Description

A2.2 Compatibility with CPU Modules

There is no restriction on the type of CPU modules that can be used with this module.
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* 2

A2.3 General Specifications

Table A2.2 lists the general specifications of the F3CU04-0S and F3CU04-1S temperature control and PID modules.
Table A2.2 General Specifications
Item
Number of loops 4 Isolation Between input terminals
Alarm types
Number of alarm outputs (input relays) 4 points per loop (only alarms 1 and 2 have input relays) Alarm delay timer Yes Warm-up time 30 minutes min. Max. allowable ambient temperature change rate Mounting position Horizontal or inverted orientation not allowed
External connection External dimensions
Current consumption 460 mA at 5 V DC 470 mA at 5 V DC Weight 200 g 350 g
and internal circuit Between input terminals Between output terminals and internal circuit Between output terminals Not isolated.
*1
28.9 (W) x 100 (H) x 106.1 (D) mm 58 (W) x 100 (H) x 106.1 (D) mm
*1: The stated accuracy for the reference junction for thermocouple input deteriorates if the ambient temperature change
exceeds this rate.
*2: External dimensions excluding protrusions (for details, see the External Dimensions drawing).
Isolated by photocouplers and transformers (tested for 1500 V AC voltage withstanding for 1 minute)
12 types of alarm: Upper input limit, lower input limit, upper deviation limit, lower deviation limit, upper/lower deviation limit, and deviation range, all with or without waiting
10C/h max.
One 18-point terminal block with M3.5 screws
F3CU04-0S
Specification
Two 18-point terminal blocks with M3.5 screws
A2-2
F3CU04-1S

A2.4 Input Specifications

Table A2.3 lists the input specifications of the F3CU04-0S and F3CU04-1S temperature control and PID modules.
Table A2.3 Input Specifications
Item
Input sampling period*1 200ms for 4 loops, or 100ms for 2 loops
Input types and ranges
Burnout detection
Detection current Input insulation resistance 1 M min.
Allowable signal Source resistance Allowable wiring resistance Measuring current RTD Approx. 270 μA Reference junction Compensation Allowable input voltage range -20 to 20 V DC
Noise reduction Effect of ambient temperature
*3*4
*1: If input sampling period is set to 100 ms for 2 loops, only loops 1 and 2 are available. *2: This value assumes that all input terminals are correctly wired (that is, solderless termination, wire diameters and
connections are correct). *3: This value assumes that the power supply frequency is correctly selected. *4: This module continues to operate at a input accuracy of ±0.5% max. of F.S. during the radiated electromagnetic field test.
Thermocouple 100 nA max. RTD 100 nA max.
Thermocouple or DC mV input 250 DC voltage input 2 k max.
RTD
*2
Thermocouple
Common mode 120 dB (50/60 Hz) min. Normal mode 40 dB (50/60 Hz) min.
2.0C (0 to 55C)
F3CU04-0S
See Table A2.4, “Instrument Range and Accuracy”. Individual inputs separately configurable by software or collectively by hardware Thermocouple input : 15 ranges RTD input : 9 ranges DC voltage input : 6 ranges Thermocouples or RTDs are checked for burnout. Up-scale, down-scale, or none may be selected.
max.
max. per wire
10 (three wires must have the same resistance)
0.01%/C or  1μV/C, whichever is greater
Specification
F3CU04-1S
IM 34M06H62-02E 3rd Edition : Jul.16, 2015-00
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8
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9
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9B*
10
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10
*
10S*
11
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11
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11R*
11
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11
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11
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12
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12
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13
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13
*1
4
14
Table A2.4 Instrument Range and Accuracy (for high resolution operation with SW1-1 set to OFF) 1/4
Input Type Selector Switch
Input
Input
Type
Category
*1
Instrument Range
*2
SW1-3 SW1-4 SW5
*3
Software Setting
Accuracy*4 Resolution*2
A2-3
Software setting (factory setting) OFF OFF 0
-200.0 to 1370.0C
K*5
-200.0 to 1000.0C 2 2 ($02)
Instrument ranges following codes.
1 1 ($01)
-200.0 to 500.0C 3 3 ($03)
J
-200.0 to 1200.0C 4 4 ($04)
-200.0 to 500.0C 5 5 ($05)
T -270.0 to 400.0C 6 6 ($06)
0.0 to 1600.0C 7 7 ($07)
0.0 to 1600.0C 8 8 ($08)
OFF OFF
0.0 to 1600.0C 9 9 ($09)
N -200.0 to 1300.0C A 10 ($0A)
Thermocouple
E -270.0 to 1000.0C B 11 ($0B) L -200.0 to 900.0C C 12 ($0C) U -200.0 to 400.0C D 13 ($0D) W
0.0 to 1600.0C E 14 ($0E)
Platinel 2 0.0 to 1390.0C F 15 ($0F)
JPt100
-200.0 to 500.0C
-200.0 to 200.0C 1 17 ($11)
0.0 to 300.0C 2 18 ($12)
0 16 ($10)
0.00 to 150.00C 3 19 ($13)
RTD
Pt100
-200.0 to 850.0C 4
OFF ON
-200.0 to 500.0C 5 21 ($15)
-200.0 to 200.0C 6 22 ($16)
20 ($14)
0.0 to 300.0C 7 23 ($17)
0.00 to 150.00C 8 24 ($18)
DC mV input
DC V input
DC voltage
*1: Applicable standard is JIS/IEC/DIN (ITS-90) for thermocouples and RTD. *2: For thermocouples K, B, S, R, and W, input ranges may be set wider than their instrument range (see the notes below). However, if the
input range width exceeds 1600C, the resolution becomes twice the indicated value. Furthermore, the actual range for an acceptable input is the input range5%.
*3: When you turn on the power after changing the hardware switch settings, data stored in the EEPROM is initialized to follow the switch
settings.
*4: This accuracy applies if the ambient temperature is 25  5C and the input value is within the instrument range. If the input type is
thermocouple and reference junction compensation is used, you should also take into consideration the accuracy of the reference junction compensation.
*5: For K-type thermocouples, the input range may be set from -270.0 to 1370.0C beyond its instrument range. The accuracy and
resolution depend on measured temperatures as follows:
-270.0 to -200.0C: Neither accuracy or resolution is guaranteed.
-200.0 to 0.0C: 1.0C accuracy, 0.2C resolution *6: For K-type thermocouples, the accuracy and resolution depend on measured temperatures as follows:
-200.0 to -180.0C: 0.9C accuracy, 0.2C resolution
-180.0 to -100.0C: 0.6C accuracy, 0.1C resolution *7: For J-type thermocouples, the accuracy and resolution depend on measured temperatures as follows:
-200.0 to -100.0C: 1.0C accuracy, 0.2C resolution *8: For J-type thermocouples, the accuracy and resolution depend on measured temperatures as follows:
-200.0 to -150.0C: 0.6C accuracy, 0.1C resolution *9: For T-type thermocouples, the accuracy and resolution depend on measured temperatures as follows:
-270.0 to -200.0C: 3.5C accuracy, 0.5C resolution
-200.0 to -100.0C: 1.0C accuracy, 0.1C resolution *10: For B-type thermocouples, the input range may be set from 0.0 to 1800.0C beyond its instrument range. The accuracy and resolution
depend on measured temperatures as follows:
0.0 to 300.0C: Neither accuracy nor resolution is guaranteed.
300.0 to 900.0C: 2.5C accuracy, 0.3C resolution *11: For S-type and R-type thermocouples, the input range may be set from 0.0 to 1700.0C beyond its instrument range. The accuracy and
resolution depend on measured temperatures as follows:
0.0 to 200.0C: 1.5C accuracy, 0.2C resolution *12: For N-type thermocouples, the accuracy and resolution depend on measured temperatures as follows:
-200.0 to 0.0C: 1.3C accuracy, 0.3C resolution *13: For E-type thermocouples, the accuracy and resolution depend on measured temperatures as follows:
-270.0 to -200.0C: 6.5C accuracy, 2.0C resolution
-200.0 to -100.0C: 1.0C accuracy, 0.2C resolution *14: For W-type thermocouples, the input range may be set from 0.0 to 2300.0C beyond its instrument range. The accuracy and resolution
depend on measured temperatures as follows:
0.0 to 100.0C: 1.0C accuracy, 0.2C resolution *15: Resolution is determined by the upper and lower limits for the input range, as well as the upper and lower scaling limits. It is represented
by one digit.
*16: "" means that the value is ignored.
0 to 10.00 mV DC
*15
0 to 100.0 mV DC A 26 ($1A)
0.000 to 1.000 V DC B 27 ($1B)
0.000 to 5.000 V DC D 29 ($1D)
*15
1.000 to 5.000 V DC E 30 ($1E)
*16
ON
0.00 to 10.00 V DC F 31 ($1F)
9 25 ($19)
may be specified by software using one of the
*5
0.5C
0.1C*5
0.5C
0.1C
0.5C
0.1C
0.5C
0.1C
0.5C
0.1C
1.0C
0.1C
1.0C
0.1C
1.0C
0.1C
0.6C
0.1C
0.5C
0.1C
0.6C 0.1C
0.6C 0.1C
0.8C14 0.1C
0.6C 0.1C
0.4C 0.1C
0.3C 0.1C
0.20C 0.03C
0.4C 0.1C
0.4C 0.1C
0.3C 0.1C
0.20C 0.03C
0.1% of instrument range
*15
1 digit
IM 34M06H62-02E 3rd Edition : Jul.16, 2015-00
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9
*
10
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10
*
11
Table A2.4 Instrument Range and Accuracy (for low resolution operation with SW1-1 set to OFF) 2/4
Input
Category
Input Type
Input Type Selector Switch
*1
Instrument Range
SW1-3 SW1-4 SW5
*3
Software
Setting
Accuracy
*4
Resolution*2
A2-4
Software setting ON OFF 0
-200 to1370C
K*5
-200 to1000C 2 34 ($22)
Instrument ranges may be specified by software using one of the following codes.
1 33 ($21)
2C
*5
1C*5
-200 to500C 3 35 ($23)
J
-200 to 1200C 4 36 ($24)
-200 to 500C 5 37 ($25)
T -270 to 400C 6 38 ($26) B
0 to 1600C 7 39 ($27)
S
0 to 1600C 8 40 ($28)
R
0 to 1600C 9 41 ($29)
N -200 to 1300C A 42 ($2A)
Thermocouple
ON OFF
E -270 to 1000C B 43 ($2B)
2C 1C
2C
1C
2C
1C
2C 1C
2C
1C
2C
1C L -200 to 900C C 44 ($2C) U -200 to 400C D 45 ($2D) W
0 to 1600C E 46 ($2E)
2C 1C
Platinel 2 0 to 1390C F 47 ($2F)
RTD
JPt100
Pt100
-200 to 500C
-200 to 200C 1 49 ($31) 0 to 300C 2 50 ($32)
0.0 to 150.0C 3 51 ($33)
-200 to 850C 4 52 ($34)
ON ON
-200 to 500C 5 53 ($35)
-200 to 200C 6 54 ($36)
0 48 ($30)
2C 1C
0.3C 0.1C
2C 1C
0 to 300C 7 55 ($37)
0.0 to 150.0C 8 56 ($38)
*1: Applicable standard is JIS/IEC/DIN (ITS-90) for thermocouples and RTD. *2: For thermocouples K, B, S, R, and W, input ranges may be set wider than their instrument range (see the notes below). Furthermore, the
actual range for an acceptable input is the input range5%.
*3: When you turn on the power after changing the hardware switch settings, data stored in the EEPROM is initialized to follow the switch
settings.
*4: This accuracy applies if the ambient temperature is 25  5C and the input value is within the instrument range. If the input type is
thermocouple and reference junction compensation is used, you should also take into consideration the accuracy of the reference junction compensation.
*5: For K-type thermocouples, the upper and lower input range limits may be set from -270 to 1370C. The accuracy and resolution depend
on measured temperatures as follows:
-270 to -200C: Neither accuracy nor resolution is guaranteed. *6: For T-type thermocouples, the accuracy and resolution depend on measured temperatures as follows:
-270 to -200C: 4C accuracy, 1C resolution *7: For B-type thermocouples, the upper and lower input range limits may be set from 0 to 1800C. The accuracy and resolution depend on
measured temperatures as follows:
0 to 300C: Neither accuracy nor resolution is guaranteed. 300 to 900C: 3C accuracy, 1C resolution *8: For S-type and R-type thermocouples, the upper and lower input range limits may be set from 0 to 1700C. *9: For N-type thermocouples, the accuracy and resolution depend on measured temperatures as follows:
-200 to 0C: 3C accuracy, 1C resolution *10: For E-type thermocouples, the detailed accuracy and resolution are as follows:
-270 to -200C: 8C accuracy, 2C resolution
-200 to 1000C: 2C accuracy, 1C resolution *11: For W-type thermocouples, the upper and lower input range limits may be set from 0 to 2300C.
0.3C 0.1C
IM 34M06H62-02E 3rd Edition : Jul.16, 2015-00
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4
Table A2.4 Instrument Range and Accuracy (for high resolution operation with SW1-1 set to ON) 3/4
*3
Software
Setting
Accuracy
*4
Resolution*2
Input
Category
Input
Type
*1
Instrument Range
Input Type Selector Switch
*2
SW1-3 SW1-4 SW5
A2-5
Software setting (factory setting) OFF OFF 0
-328.0 to 2498.0F
K*5
-328.0 to 1832.0F
-328.0 to 932.0F
J T
B S R N
Thermocouple
E L U W Platinel 2
-328.0 to 2192.0F
-328.0 to 932.0F
-454.0 to 752.0F 32 to 2912F 32 to 2912F 32 to 2912F
-328.0 to 2372.0F
-454.0 to 1832.0F
-328.0 to 1652.0F
-328.0 to 752.0F 32 to 2912F
32.0 to 2534.0F
OFF OFF
-328.0 to 932.0F
JPt100
-328.0 to 392.0F
32.0 to 572.0F
32.0 to 302.0F
RTD
Pt100
-328.0 to 1562.0F
-328.0 to 932.0F
-328.0 to 392.0F
OFF ON
32.0 to 572.0F
32.0 to 302.0F
DC mV
*15
input
DC V
*15
input
DC voltage
*1: Applicable standard is JIS/IEC/DIN (ITS-90) for thermocouples and RTD. *2: For thermocouples K, B, S, R, and W, input ranges may be set wider than their instrument range (see the notes below). However, if the
input range width exceeds 2880F, the resolution becomes twice the indicated value. Furthermore, the actual range for an acceptable input is the input range5%.
*3: When you turn on the power after changing the hardware switch settings, data stored in the EEPROM is initialized to follow the switch
settings.
*4: This accuracy applies if the ambient temperature is 77F9F and the input value is within the instrument range. If the input type is
thermocouple and reference junction compensation is used, you should also take into consideration the accuracy of the reference junction compensation.
*5: For K-type thermocouples, the input range may be set from -454.0 to 2498.0F beyond its instrument range. The accuracy and resolution
depend on measured temperatures as follows:
-454.0 to -328.0F: Neither accuracy or resolution is guaranteed.
-328.0 to 32.0F: 2.0F accuracy, 0.4F resolution *6: For K-type thermocouples, the accuracy and resolution depend on measured temperatures as follows:
-328.0 to -292.0F: 2.0F accuracy, 0.4F resolution
-292.0 to -148.0F: 1.2F accuracy, 0.2F resolution *7: For J-type thermocouples, the accuracy and resolution depend on measured temperatures as follows:
-328.0 to -148.0F: 2.0F accuracy, 0.4F resolution *8: For J-type thermocouples, the accuracy and resolution depend on measured temperatures as follows:
-328.0 to -238.0F: 1.2F accuracy, 0.2F resolution *9: For T-type thermocouples, the accuracy and resolution depend on measured temperatures as follows:
-454.0 to -328.0F: 6.5F accuracy, 1.0F resolution
-328.0 to -148.0F: 2.0F accuracy, 0.2F resolution *10: For B-type thermocouples, the input range may be set from 32 to 3272F beyond its instrument range. The accuracy and resolution
depend on measured temperatures as follows:
32 to 572F: Neither accuracy nor resolution is guaranteed. 572 to 1652F: 5F accuracy, 1F resolution *11: For S-type and R-type thermocouples, the input range may be set from 32 to 3092F beyond its instrument range. The accuracy and
resolution depend on measured temperatures as follows:
32 to 392F: 3F accuracy, 1F resolution *12: For N-type thermocouples, the accuracy and resolution depend on measured temperatures as follows:
-328.0 to 32.0F: 2.5F accuracy, 0.6F resolution *13: For E-type thermocouples, the accuracy and resolution depend on measured temperatures as follows:
-454.0 to -328.0F: 12.0F accuracy, 4.0F resolution
-328.0 to -148.0F: 2.0F accuracy, 0.4F resolution *14: For W-type thermocouples, the input range may be set from 32 to 4172F beyond its instrument range. *15: Resolution is determined by the upper and lower limits for the input range, as well as the upper and lower scaling limits. It is represented
by one digit.
*16: "" means that the value is ignored.
0 to 10.00 mV DC 0 to 100.0 mV DC
0.000 to 1.000 V DC
0.000 to 5.000 V DC
1.000 to 5.000 V DC
0.00 to 10.00 V DC
*16
ON
Instrument ranges may be specified by software using one of the following codes.
1.0F
1 1 ($01) 2 2 ($02)  1.0F 3 3 ($03)  1.0F 4 4 ($04)  1.0F 5 5 ($05)  1.0F 6 6 ($06)  1.0F 7 7 ($07)  2F 8 8 ($08)  2F
9 9 ($09)  2F A 10 ($0A)  1.2F B 11 ($0B)  1.0F
0.2F
0.2F
0.2F
0.2F
0.2F
0.2F
1F 1F 1F
0.2F
0.2F
C 12 ($0C)  1.2F 0.2F D 13 ($0D)  1.2F 0.2F E 14 ($0E)  2F 1F F 15 ($0F)  1.2F 0.2F
0 16 ($10) 1 17 ($11) 2 18 ($12) 3 19 ($13) 4 20 ($14) 5 21 ($15) 6 22 ($16) 7 23 ($17)
0.8F 0.2F
0.8F 0.2F
0.6F 0.2F
0.4F 0.2F
0.8F 0.2F
0.8F 0.2F
0.8F 0.2F
0.6F 0.2F
8 24 ($18)  0.4F 0.2F
9 25 ($19) A 26 ($1A) B 27 ($1B) D 29 ($1D)
0.1% of instrument range 1 digit
*15
E 30 ($1E) F 31 ($1F)
IM 34M06H62-02E 3rd Edition : Jul.16, 2015-00
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10
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10
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11
Table A2.4 Instrument Range and Accuracy (for low resolution operation with SW1-1 set to ON) 4/4
Input
Category
Input Type
Input Type Selector Switch
*1
Instrument Range
SW1-3 SW1-4 SW5
*3
Software
Setting
Accuracy
*4
Resolution*2
A2-6
Software setting ON OFF 0
-328 to 2498F
K*5
-328 to 1832F
-328 to 932F
-328 to 2192F
-328 to 932F
-454 to 752F 32 to 2912F
32 to 2912 F
32 to 2912F
-328 to 2372F
-454 to 1832F
-328 to 1652F
-328 to 752F 32 to 2912F 32 to 2534F
ON OFF
Thermocouple
J
T B S R N E L U W Platinel 2
-328 to 932F
JPt100
-328 to 392F
32 to 572F 32 to 302F
RTD
Pt100
-328 to 1562F
-328 to 932F
-328 to 392F
ON ON
32 to 572F 32 to 302F
*1: Applicable standard is JIS/IEC/DIN (ITS-90) for thermocouples and RTD. *2: For thermocouples K, B, S, R, and W, input ranges may be set wider than their instrument range (see the notes below). Furthermore, the
actual range for an acceptable input is the input range5%.
*3: When you turn on the power after changing the hardware switch settings, data stored in the EEPROM is initialized to follow the switch
settings.
*4: This accuracy applies if the ambient temperature is 77F9F and the input value is within the instrument range. If the input type is
thermocouple and reference junction compensation is used, you should also take into consideration the accuracy of the reference junction compensation.
*5: For K-type thermocouples, the upper and lower input range limits may be set from -454 to 2498F. The accuracy and resolution depend
on measured temperatures as follows:
-454 to 328F: Neither accuracy nor resolution is guaranteed. *6: For T-type thermocouples, the accuracy and resolution depend on measured temperatures as follows:
-454 to -328F: 7F accuracy, 1F resolution *7: For B-type thermocouples, the upper and lower input range limits may be set from 32 to 3272F. The accuracy and resolution depend on
measured temperatures as follows:
32 to 572F: Neither accuracy nor resolution is guaranteed. 572 to 1652F: 5F accuracy, 1F resolution *8: For S-type and R-type thermocouples, the upper and lower input range limits may be set from 32 to 3092F. The accuracy and
resolution depend on measured temperatures as follows:
32 to 392F: 3F accuracy, 1F resolution *9: For N-type thermocouples, the accuracy and resolution depend on measured temperatures as follows:
-328 to 32F: 4F accuracy, 1F resolution *10: For E-type thermocouples, the detailed accuracy and resolution are as follows:
-454 to 328F: 12F accuracy, 4F resolution
-328 to 148F: 3F accuracy, 1F resolution *11: For W-type thermocouples, the upper and lower input range limits may be set from 32 to 4172F.
Instrument ranges may be specified by
software using one of the following codes. 1 33 ($21) 2 34 ($22) 3 35 ($23)
4 36 ($24) 5 37 ($25) 6 38 ($26)  2F 7 39 ($27)  2F 8 40 ($28)  2F 9 41 ($29)  2F A 42 ($2A)  2F B 43 ($2B)  2F
2F
1F
2F
1F 2F 1F 2F 1F 2F 1F
1F
1F
1F
1F
1F
1F
C 44 ($2C)  2F 1F D 45 ($2D)  2F 1F E 46 ($2E)  2F 1F F 47 ($2F)  2F 1F
0 48 ($30) 1 49 ($31) 2 50 ($32) 3 51 ($33) 4 52 ($34) 5 53 ($35) 6 54 ($36) 7 55 ($37) 8 56 ($38)
2F 1F 2F 1F 2F 1F 2F 1F 2F 1F 2F 1F 2F 1F 2F 1F 2F 1F
IM 34M06H62-02E 3rd Edition : Jul.16, 2015-00

A2.5 Output Specifications

Table A2.5 lists the output specifications of the F3CU04-0S and F3CU04-1S temperature control and PID modules.
Table A2.5 Output Specifications
Item
Number of outputs 4 8 External power supply * 24 V DC 10%, 10 mA 24 V DC 10%, 250 mA
Rated load voltage 24 V DC Maximum load current 0.1 A per point
Time-proportional PID output (open collector output)
Continuous PID output (analog output)
* External power supply is not required if no output terminal is used (that is, if only input terminals are used).
ON residual voltage 0.5 V DC max. OFF leakage current 0.1 mA max. Response time OFFON: 1 ms max., ONOFF: 1 ms max. Cycle time 0.5 to 240 s Time-proportional resolution Output range Allowable load resistance Output accuracy Output resolution 0.05% of F.S.
10 ms or 0.05% of F.S., whichever is greater
N.A.
F3CU04-0S
Specification
F3CU04-1S
0.1 A per point and 0.4 A for 8 points
4-20 mA (3.2-20.8 mA) 600 max.
1.0% of F.S.
A2-7

A2.6 Backup Function

The F3CU04-0S or F3CU04-1S temperature control and PID module provides a backup function for storing input type, input range, set points and other parameter values, and hence retaining their values even after power off and on. Parameters designated for backup are stored whenever their corresponding registers are updated, provided the backup function is not disabled. However, you need to execute a specific procedure every time to back up set point values. Otherwise, stored set points will not be updated. Even so, beware that set points will not be updated if the backup function is disabled.
Take note that there is a maximum limit to the number of write operations allowed for the backup function.
Table A2.6 Backup Function
Description
Stored parameters Number of write
operations Disable backup function
For details on the I/O data registers that are stored by the backup function and their data position numbers, see Section B2, "Types of Relays and Registers."
Controller parameters, I/O parameters, and operation parameters. For details, refer to the list of registers.
Up to 100,000 write operations allowed This parameter disables the backup function. It may be used, if required, to avoid
reaching the maximum limit for write operations.
In situations where the CPU module frequently overwrites the I/O data registers earmarked to be stored by the backup function, the maximum limit for write operations (100,000 times) may be reached. To prevent this, turn on the Disable Backup Function parameter. Once the write limit is reached, data backup is no longer allowed and the system enters hardware failure mode. Furthermore, parameter data may be reset at system startup to the default values given in Section B2, "Types of Relays and Registers."
IM 34M06H62-02E 3rd Edition : Jul.16, 2015-00

A2.7 Function Specifications

Table A2.7 shows the function specifications of the F3CU04-0S and F3CU04-1S temperature control and PID modules.
Table A2.7 Function List (1/2)
Functions Description
Category
Input sampling period Sets the input sampling period (this affects the number of available loops). Controller mode selection Specifies the controller mode for a pair of 2 loops.
Single loop
Controller
Controller
mode
Control type selection Selects from on/off, PID, and heating/cooling control types.
Control type
Output limiter
Output type selection *2
Output processing
Cascade control Two control and computation functions perform cascade control (using 2 loops of input and output). Two-input changeover Disabled Loops specified as ‘disabled’ are not used.
ON/OFF PID Controls output according to PID computation results.
Heating/cooling Controls both heating and cooling outputs according to PID computation results. Output limiter Rate-of-change limit
Analog output *2 Input type selection Sets input type using switches (for all loops) or software (for individual loops).
Power supply frequency specification Input range setting Sets input ranges. PV range setting Sets PV range for two-input changeover mode.
Burnout selection
Reference junction compensation
Broken-line biasing
Input
Input processing
computation
Fixed biasing
Input filtering
Square root extraction
Two-input changeover
External PV input
*1: Numbers within parentheses (100% and 0%) applies when the output is configured as a continuous output
(for F3CU04-1S only). *2: Available for F3CU04-1S only. *3: When burnout selection is set to OFF, the measured input value at the time of burnout (open circuit) is unpredictable and
may approach either the upper limit or the lower limit. Furthermore, the burnout relay is not set.
However +OVER or -OVER detection is performed.
Basic controller mode with one control and computation function where two loops operate independently.
Switches between two measured inputs (using a register or measured value range) and handles them as one measured input (using 2 loops of input).
Performs control by turning on (100% output) or turning off the output (0% output). *
Sets the upper and lower limits for the control output.
Sets the maximum allowable rate-of-change for the control output.
Selects between time-proportional output (open collector) and continuous output (4-20 mA analog output). Specifies a fixed value output for any output terminal not used in a control loop (e.g. when disabled).
Specifies the power supply frequency. An appropriate setting value will reduce the effect of common mode noise.
Selectable from Up-scale, Down-scale, or OFF (no burnout detection) for thermocouple or RTD input open-circuit detection. *3
Sets thermocouple reference junction compensation to ‘On’ or ‘Fixed Value’.
Specifies any temperature and its bias value. A compensation value based on the linear interpolation of the specified bias values is automatically added to a measured input. This function is particularly useful for a deteriorated sensor, for which input compensation is desirable. Specifies a fixed bias value to be automatically added to measured input values. This function is useful when a measured input suffers a fixed deviation due to a known physical problem with a sensor, or when fine adjustment of measured input is desirable for better consistency with values indicated by other equipment, even though data deviation is within tolerance. Filtering can be used to remove high frequency noise from measured inputs such as flow rate and pressure. Filtering is a first order delay numerical operation. Performs square root extraction on measured inputs. This function is useful for converting differential pressure signals (of orifice, nozzle, or other types of restriction flowmeter) to flow rate signals. Sets the two-input changeover mode to perform changeover based on temperature range, preset temperature value, or register value. External values may be used as control input values. Measured input values that have undergone required processing by a CPU module or other means, may be used as input values.
A2-8
1
IM 34M06H62-02E 3rd Edition : Jul.16, 2015-00
Table A2.7 Function List (2/2)
Functions Description
Category
Four set points can be predefined for each loop. A predefined set point can be selected using the SP number parameter.
Defines acceleration and deceleration independently for varying the control set point at a fixed rate or to prevent an abrupt change in the control set point. When a switchover is made from Stop to Run, from Manual to Automatic, or from one SP number to another, the control set point is first set to the current PV value and then gradually changed to the required value at the rate defined by the SP gradient parameters. Automatically recalculates PID constants to achieve continuous stable control at the beginning of a control operation or when control becomes unstable. When a start tuning instruction is issued, measures the characteristics of a control object by switching on and then switching off the output, and automatically determines and sets optimal PID constants.
Defines the direction of output change (increase or decrease) corresponding to a positive deviation.
The combination of the CMD parameter (0: standard PID control mode, 1: fixed-point control mode) and the remote/local switch determines the PID control method (PV derivative type PID control or deviation derivative type PID control) with or without bumping.
Prevents excessive integration and hence overshooting by suspending PID computation. The deviation width for resuming PID computation can be set using a parameter.
Set point
Auto­tuning
Control and
Control and computation
compu­tation
Set points
Remote set point Can be used to continually change the set point value from the CPU module or by other means. SP tracking Retains the set point value when switching from remote to local mode. SP limiter Limits the set point within specified limits in remote or cascade control mode.
SP gradient setting
PV tracking
Dynamic auto-tuning
Auto-tuning
Forward/reverse operation
PID control mode
Super Suppresses overshooting using fuzzy logic. Anti-reset windup
PID selection Selects one of the four PID parameter groups belonging to each loop.
PID selection method
SP number selection
Zone PID selection
Switches between four PID parameter groups according to the value of the SP Number Selection parameter. Automatically switches between PID parameter groups according to PV value. In addition, allows switching to a specific PID parameter group when the deviation is large.
Operation control Switches between run/stop, automatic/manual/cascade, remote/local, and other operating modes.
Alarm setup
Alarm
Alarm
Waiting Suppresses alarms during the startup period after power on until the operation stabilizes.
Delay timer Reports an alarm only if an alarm condition persists for a minimum duration. Backup function (Storing of preset values)
Defines four alarms for each loop. Alarms may be defined to trigger with respect to the upper or lower input limit or differential upper or lower limit.
Stores parameters to the EEPROM, which is writable up to 100,000 times.
A2-9
IM 34M06H62-02E 3rd Edition : Jul.16, 2015-00

A2.8 Components and Functions

F3CU04-0S
RDY
CU04-0S
IN4
IN3
A
b
+
B
-
IN2
IN1
A
b
+
B
-
4 3
2 1
OUT
COM
60Hz
ALM ERR
PID
Status Indicators RDY (green)
Lit when the internal circuit is functioning normally. Turns off when an error occurs in the module.
60 Hz (green)
Indicates the frequency of the commercial power supply, Off: 50Hz; On: 60 Hz.
ALM (orange)
Lit when an alarm occurs in any loop.
ERR (red)
Lit or flashes when a hardware failure is detected or an error is detected in stored data. Lit when an error is detected in RAM, ROM, system data, calibration values, ADC, RJC or EEPROM. Flashes when a parameter error or burnout is detected.
I/O terminal block
18-point detachable terminal block with M3.5 screws.
A2-10
Figure A2.1 F3CU04-0S, F3CU04-1S Front View
IM 34M06H62-02E 3rd Edition : Jul.16, 2015-00
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