YOKOGAWA UT75A User manual

User’s
Manual
UT75A
Digital Indicating Controller
User’s Manual
IM 05P01B41-01EN
IM 05P01B41-01EN
3rd Edition
Functional
Enhancement

Product Registration
Thank you for purchasing YOKOGAWA products.
YOKOGAWA provides registered users with a variety of information and services.
Please allow us to serve you best by completing the product registration form accessible
from our homepage.
http://www.yokogawa.com/ns/reg/

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3rd Edition : Mar. 2016 (YK)
All Rights Reserved, Copyright © 2013 Yokogawa Electric Corporation
Introduction
Thank you for purchasing the UT75A digital indicating controller (hereinafter referred to
as UT75A).
This manual describes how to use UT75A functions other than UT75A’s communication
function and ladder sequence function. Please read through this user’s manual carefully
before using the product.
Note that the manuals for the UT75A comprise the following seven documents:
● Printedmanual
Manual Name Manual Number Description
UT75A Operation Guide IM 05P01B41-11EN This manual describes the basic operation
method.
Precautions on the Use of
the UTAdvanced Series IM 05P01A01-11EN This manual is always delivered even if ‘without manuals’ was selected.
● Electronicmanuals
Manual Name Manual Number Description
UT75A Operation Guide IM 05P01B41-11EN This is identical to the printed manual.
UT75A User’s Manual IM 05P01B41-01EN
This manual. It describes the usage of all
functions except the ladder sequence and
communication functions.
UTAdvanced Series
Communication Interface
(RS-485, Ethernet)
User’s Manual
IM 05P07A01-01EN
This manual describes how to use UT75A
in Ethernet and serial communications. For
communication wiring, see the Operation
Guide or User’s Manual.
UTAdvanced Series
Communication Interface
(Open Network)
User’s Manual
IM 05P07A01-02EN
This manual describes how to use UT75A
in PROFIBUS-DP/DeviceNet/CC-Link
communications. For communication wiring,
see the Operation Guide or User’s Manual.
LL50A Parameter Setting
Software Installation Manual IM 05P05A01-01EN This manual describes how to install and uninstall the LL50A.
LL50A Parameter Setting
Software User’s Manual IM 05P05A01-02EN
This manual describes how to use the
LL50A, ladder sequence function, peer-to-
peer communication, and network profile
creating function.
Precautions on the Use of
the UTAdvanced Series IM 05P01A01-11EN This manual is always delivered even if ‘without manuals’ was selected.
* User’s Manual can be downloaded from a website.
http://www.yokogawa.com/ns/ut/im/
● GeneralSpecifications
GeneralSpecificationName GSNumber
UT75A Digital Indicating Controller GS 05P01B41-01EN
LL50A Parameter Setting Software GS 05P01A01-01EN
* The last two characters of the manual number and general specification number indicate the
language in which the manual is written.
● Authorised Representative in the EEA
Authorised Representative in the EEA
Yokogawa Europe BV. (Address: Euroweg 2 , 3825 HD Amersfoort, The Netherlands) is
the Authorised Representative of Yokogawa Electric Corporation for this Product in the
EEA.

ii IM 05P01B41-01EN
Target Readers
This guide is intended for the following personnel;
● Engineersresponsibleforinstallation,wiring,andmaintenanceoftheequipment.
● Personnelresponsiblefornormaldailyoperationoftheequipment.
Notice
● Thecontentsofthismanualaresubjecttochangewithoutnoticeasaresultof
continuing improvements to the instrument’s performance and functions.
● Everyefforthasbeenmadetoensureaccuracyinthepreparationofthismanual.
Should any errors or omissions come to your attention, however, please inform
YokogawaElectric’ssalesofceorsalesrepresentative.
● Undernocircumstancesmaythecontentsofthismanual,inpartorinwhole,be
transcribed or copied without our permission.
Trademarks
● Ourproductnamesorbrandnamesmentionedinthismanualarethetrademarksor
registered trademarks of Yokogawa Electric Corporation (hereinafter referred to as
YOKOGAWA).
● Microsoft,MS-DOS,Windows,WindowsXP,WindowsVista,andWindows7are
either registered trademarks or trademarks of Microsoft Corporation in the United
States and/or other countries.
● Adobe,Acrobat,andPostscriptareeitherregisteredtrademarksortrademarksof
Adobe Systems Incorporated.
● EthernetisaregisteredtrademarkofXEROXCorporationintheUnitedStates.
● ModbusisaregisteredtrademarkofSchneiderElectric.
● PROFIBUS-DPisaregisteredtrademarkofPROFIBUSUserOrganization.
● DeviceNetisaregisteredtrademarkofOpenDeviceNetVenderAssociation,Inc.
● CC-LinkisaregisteredtrademarkofCC-LinkPartnerAssociation(CLPA.)
● WedonotusetheTMor®marktoindicatethesetrademarksorregistered
trademarks in this user’s manual.
● Allotherproductnamesmentionedinthisuser’smanualaretrademarksorregistered
trademarks of their respective companies.
SafetyPrecautions
This instrument is a product of Installation Category II of IEC/EN/CSA/UL61010-1, IEC/
EN61010-2-201, IEC/EN61010-2-030 Safety Standards and Class A of EN61326-1,
EN55011 (EMC Standards).
CAUTION
This instrument is an EMC class A product. In a domestic environment, this product
may cause radio interference in which case the user needs to take adequate measures.
The instrument is a product rated Measurement Category O (other).
* Measurement Category O (other)
This category applies to electric equipment that measures a circuit connected to a
low-voltage facility and receives power from stationary equipment such as electric
switchboards.
To use the instrument properly and safely, observe the safety precautions described in
this user’s manual when operating it. Use of the instrument in a manner not prescribed
herein may compromise protection features inherent in the device. We assume no liability
for or warranty on a fault caused by users’ failure to observe these instructions.
This instrument is designed to be used within the scope of Measurement Category O
(other) and is dedicated for indoor use.

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Notes on the User’s Manual
• This user’s manual should be readily accessible to the end users so it can be referred
to easily. It should be kept in a safe place.
• Read the information contained in this manual thoroughly before operating the
product.
• The purpose of this user’s manual is not to warrant that the product is well suited to
any particular purpose, but rather to describe the functional details of the product.
Safety,Protection,andModificationoftheProduct
The following symbols are used in the product and user’s manuals to indicate safety
precautions:
AC
AC/DC
“Handle with Care” (This symbol is attached to the part(s) of the product to
indicate that the user’s manual should be referred to in order to protect the
operator and the instrument from harm.)
The equipment wholly protected by double insulation or reinforced insulation.
Functional grounding terminal (Do not use this terminal as a protective grounding terminal.)
• In order to protect the system controlled by this product and the product itself, and
to ensure safe operation, observe the safety precautions described in this user’s
manual. Use of the instrument in a manner not prescribed herein may compromise the
product’s functions and the protection features inherent in the device. We assume no
liability for safety, or responsibility for the product’s quality, performance or functionality
should users fail to observe these instructions when operating the product.
• Installation of protection and/or safety circuits with respect to a lightning protector;
protective equipment for the system controlled by the product and the product itself;
foolproof or failsafe design of a process or line using the system controlled by the
product or the product itself; and/or the design and installation of other protective and
safety circuits are to be appropriately implemented as the customer deems necessary.
•
Be sure to use the spare parts approved by YOKOGAWA when replacing parts or consumables.
• This product is not designed or manufactured to be used in critical applications that
directly affect or threaten human lives. Such applications include nuclear power
equipment, devices using radioactivity, railway facilities, aviation equipment, air
navigation facilities, aviation facilities, and medical equipment. If so used, it is the
user’s responsibility to include in the system additional equipment and devices that
ensure personnel safety.
• Modicationoftheproductisstrictlyprohibited.
• This product is intended to be handled by skilled/trained personnel for electric devices.
• ThisproductisULRecognizedComponent.InordertocomplywithULstandards,
end-products are necessary to be designed by those who have knowledge of the
requirements.

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 WARNING
● PowerSupply
Ensure that the instrument’s supply voltage matches the voltage of the power
supply before turning ON the power.
● DoNotUseinanExplosiveAtmosphere
Do not operate the instrument in locations with combustible or explosive gases
orsteam.Operationinsuchenvironmentsconstitutesanextremesafetyhazard.
Use of the instrument in environments with high concentrations of corrosive gas
(H2S, SOX, etc.) for extended periods of time may cause a failure.
● DoNotRemoveInternalUnit
The internal unit should not be removed by anyone other than YOKOGAWA’s
service personnel. There are dangerous high voltage parts inside. Additionally,
do not replace the fuse by yourself.
● DamagetotheProtectiveConstruction
Operation of the instrument in a manner not specified in this user’s manual may
damage its protective construction.
Warning and Disclaimer
• YOKOGAWA makes no warranties regarding the product except those stated in the
WARRANTY that is provided separately.
• The product is provided on an “as is” basis. YOKOGAWA assumes no liability to any
person or entity for any loss or damage, direct or indirect, arising from the use of the
product or from any unpredictable defect of the product.
NotesonSoftware
• YOKOGAWA makes no warranties, either expressed or implied, with respect to the
software’smerchantabilityorsuitabilityforanyparticularpurpose,exceptasspecied
in the terms of the separately provided warranty.
• Thissoftwaremaybeusedononespecicmachineonly.
• To use the software on another machine, the software must be purchased again
separately.
• It is strictly prohibited to reproduce the product except for backup purposes.
• Store the software CD-ROM (the original medium) in a safe place.
• All reverse-engineering operations, such as reverse compilation or the reverse
assembly of the product are strictly prohibited.
• No part of the product’s software may be transferred, converted, or sublet for use by
any third party, without prior written consent from YOKOGAWA.
HandlingPrecautionsfortheMainUnit
• The instrument comprises many plastic components. To clean it, wipe it with a soft,
drycloth.Donotuseorganicsolventssuchasbenzeneorthinnerforcleaning,as
discoloration or deformation may result.
• Keepelectricallychargedobjectsawayfromthesignalterminals.Notdoingsomay
cause the instrument to fail.
• Do not apply volatile chemicals to the display area, operation keys, etc. Do not leave
the instrument in contact with rubber or PVC products for extended periods. Doing so
may result in failure.
• If the equipment emits smoke or abnormal smells or makes unusual noises, turn OFF
the instrument’s power immediately and unplug the device. In such an event, contact
your sales representative.

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CheckingtheContentsofthePackage
Unpack the box and check the contents before using the product. If the product is
different from that which you have ordered, if any parts or accessories are missing, or if
the product appears to be damaged, contact your sales representative.
UT75A Main Unit
The UT75A main units have nameplates affixed to the side of the case.
Check the model and suffix codes inscribed on the nameplate to confirm that the product
received is that which was ordered.
No. (Instrument number)
When contacting your sales representative, inform them of this number, too.
ModelandSuffixCodesofUT75A
Model Suffixcode
Optional
suffix
code
Description
UT75A Digital Indicating Controller (Power supply: 100-240 V AC) (provided with
retransmission output or 15 V DC loop power supply, 3 DIs, and 3 DOs)
Type 1:
Basic
control
-0 Standard type
-1 Position proportional type
-5 Dual-loop type
Type 2:
Functions
05 additional DIs and 5 additional DOs
1Remote (1 additional aux. analog) input, RS485 communication (Max.19.2
kbps, 2-wire), 1 additional DI, and 5 additional DOs
2Remote (2 additional aux. analog) inputs, RS485 communication (Max.19.2
kbps, 2-wire), 2 additional DIs
3
Remote (1 additional aux. analog) input, 6 additional DIs, 5 additional DOs (*1)
Type 3:
Open networks
0None
1RS-485 communication (Max.38.4 kbps, 2-wire/4-wire), 5 additional DIs
2Ethernet communication (with serial gateway function)
3CC-Link communication (with Modbus master function)
4PROFIBUS-DP communication (with Modbus master function)
5DeviceNet communication (with Modbus master function)
Display language (*2)
-1 English (Default. Can be switched to Spanish by the setting.)
-2 German(Customizedorder)
-3 French(Customizedorder)
-4 Spanish (Default. Can be switched to English by the setting.)
Case color 0White (Light gray)
1Black (Light charcoal gray)
Fixed code -00 Always "-00"
Optional suffix codes
/DC Power supply 24 V AC/DC
/CT Coating (*3)
/CP Carbon potential calculation function (*4)
*1: When Type 1 code is “-5”, “3” cannot be specified for Type 2 code.
*2: English and Spanish are available for the guide display. (German and French guide displays
arecustomized.Contactourrepresentativesforinquiries.)
*3: Only when Type 2 code is “1”, “2” or “3”, the /CP option can be specified.
*4: When the /CT option is specified, the UT75A does not conform to the safety standards (UL
and CSA) and CE marking (Products with /CT option are not intended for EEA-market).

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Coating Treatment
(1) HumiSeal coating treatment
Apply HumiSeal coating to the printed circuit board assembly.
Do not apply HumiSeal coating to the following parts: connector, gold-plated contact
area, relay part, RJC device, and in the vicinity of the push switch/LED lamp.
(2) Apply terminal coating to the gold-plated contact area on the printed circuit board.
Notes
▪ Therearetwotreatmentsasdescribedabove,butwedonotguaranteetheireffectiveness.
We do not supply any test data on these treatments.
▪ Donotapplyanytreatmenttothescrewterminalareaonthebacksideoftheinstrument.
Accessories
The product is provided with the following accessories according to the model and suffix
codes. Check that none of them are missing or damaged.
1 2
3
5
4
No. Product Name Quantity Remark
1 Brackets 2 Part number: L4502TP (For fixing the upper
and lower parts)
2 Terminal cover 1 Partnumber:L4502XP
3 Unit label 1 Part number: L4502VZ
4 Tag label 1 Part number: L4502VE (Only when ordered.)
5 Operation Guide 1 Single-loopcontrol(A3size,x7)(Standard
model only)
How to use the unit label
• Affixing the unit label
Affix the unit label to the front panel. If necessary, combine with unit prefixes. Affix it so
that the LCD area is not blocked.
• Maintenance port seals
Maintenance port seals (two spares) are available. Use them if the seal affixed to the
UTAdvanced controller loses its adhesiveness.
• TAG No. labels
TAG No. labels (two pieces) are available. Use them if necessary.

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Accessories(soldseparately)
The following accessories are sold separately.
• LL50A Parameter Setting Software
Model Suffixcode Description
LL50A -00 Parameter Setting Software
• External Precision Resistor
Model Suffixcode Description
X010 See the General Specifications (*) Resistance Module
*: Necessary to input the current signal to the voltage input terminal.
• Brackets
Part number L4502TP (2 pieces for fixing the upper and lower parts)
• Terminal cover
Model: UTAP001
•User’sManual(A4size)
* User’s Manual can be downloaded from a website.

viii IM 05P01B41-01EN
SymbolsUsedinThisManual
Thissymbolisusedontheinstrument.Itindicatesthepossibilityofinjurytotheuseror
damage to the instrument, and signifies that the user must refer to the user’s manual for
special instructions. The same symbol is used in the user’s manual on pages that the
user needs to refer to, together with the term “WARNING” or “CAUTION.”
WARNING
Callsattentiontoactionsorconditionsthatcouldcauseseriousorfatalinjurytotheuser,
and indicates precautions that should be taken to prevent such occurrences.
CAUTION
Callsattentiontoactionsorconditionsthatcouldcauseinjurytotheuserordamageto
the instrument or property and indicates precautions that should be taken to prevent such
occurrences.
Note
Identifies important information required to operate the instrument.
Indicates related operations or explanations for the user’s reference.
[ ]
Indicates a character string displayed on the display.
SettingDisplay
Indicates a setting display and describes the keystrokes required to display the relevant
setting display.
SettingDetails
Provides the descriptions of settings.
Description
Describes restrictions etc. regarding a relevant operation.

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HowtoUseThisManual
For the ladder sequence and communication functions, see the respective manuals. This
user’smanualisorganizedintoChapters1to18asshownbelow.
Chapter Title and Description
1Introduction to Functions
Describes the main functions of the UT75A.
2UT75A Operating Procedures
Describes the flow from unpacking to regular operations.
3Part Names
Describes part names and functions on the front panel.
4Basic Operation
Describes basic operation of the UT75A.
5QuickSettingFunction
Describes the minimum necessary settings for operation.
6MonitoringandControlofRegularOperations
Describes monitoring displays of regular operations and operation.
7Input(PV,Remote,andAuxiliaryAnalog)Functions
Describes PV input, remote input, and advanced secondary control input.
8Control Functions
Describes basic control and advanced control.
9Program Pattern Functions
Describes program pattern functions
10 Output (Control and Retransmission) Functions
Describes output functions.
11 Alarm Functions
Describes alarm output and status output.
12 Contact Input/Output Functions
Describes contact input/output functions.
13 Display,Key,andSecurityFunctions
Describes display, user function key and security functions.
14 Parameter Initialization
Describestheinitializationtofactorydefaultvaluesandtouserdefaultvalues.
15
PowerFailureRecoveryProcessing/PowerFrequencySetting/OtherSettings
Describes operations performed after momentary power interruption and power
failures.
16 Troubleshooting,Maintenance,andInspections
Describes troubleshooting, maintenance, periodic inspections, and disposal.
17 Installation and Wiring
Describes installation and wiring.
18 Parameters
Provides parameter maps.
GS Specifications
Provides the UT75A specifications.

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Contents
Introduction............................................................................................................................i
Target Readers..................................................................................................................... ii
Notice ............................................................................................................................... ii
Trademarks .......................................................................................................................... ii
Safety Precautions ............................................................................................................... ii
Handling Precautions for the Main Unit............................................................................... iv
Checking the Contents of the Package ................................................................................v
Model and Suffix Codes of UT75A .......................................................................................v
Symbols Used in This Manual........................................................................................... viii
How to Use This Manual ..................................................................................................... ix
Chapter 1 Introduction to Functions
1.1 Quick Setting Function ..................................................................................................... 1-1
1.2 Input/Output Function....................................................................................................... 1-2
1.3 Control Functions ............................................................................................................. 1-4
1.4 Program Pattern Functions .............................................................................................. 1-8
1.5 Display and Key Functions............................................................................................... 1-9
1.6 Ladder Sequence Function ............................................................................................ 1-10
1.7 Communication Functions...............................................................................................1-11
1.8 Definition of Main Symbols and Terms ........................................................................... 1-15
Chapter 2 UT75A Operating Procedures
2.1 UT75A Operating Procedures .......................................................................................... 2-1
Chapter 3 Part Names
3.1 Names and Functions of Display Parts ............................................................................ 3-1
3.2 Names and Functions of Keys ......................................................................................... 3-4
3.3 List of Display Symbols .................................................................................................... 3-7
3.4
Brief Description of Setting Details (Parameters) .............................................................. 3-9
Chapter 4 Basic Operation
4.1 Overview of Display Switch and Operation Keys ................................................................... 4-1
4.2 How to Set Parameters .................................................................................................... 4-4
Chapter5QuickSettingFunction
5.1 Setting Using Quick Setting Function............................................................................... 5-1
5.2 Restarting Quick Setting Function.................................................................................... 5-6
Chapter6MonitoringandControlofRegularOperations
6.1 Monitoring and Control of Operation Displays.................................................................. 6-1
6.1.1 Operation Display Transitions in Single-loop Control, Cascade Primary-loop
Control, Cascade Secondary-loop Control, Loop Control for Backup, and Loop
Control with PV-hold Function. ........................................................................... 6-1
Standard Type .....................................................................................................................6-1
Position Proportional Type...................................................................................................6-2
Heating/cooling Control .......................................................................................................6-3
Single-loop Two-position two-level control...........................................................................6-4

xii IM 05P01B41-01EN
6.1.2 Operation Display Transitions in Loop Control with PV Switching and
Loop Control with PV Auto-selector .................................................................... 6-5
Standard Type .....................................................................................................................6-5
Position Proportional Type...................................................................................................6-6
Heating/cooling Control .......................................................................................................6-7
6.1.3 Operation Display Transitions in Cascade Control ............................................. 6-8
Standard Type .....................................................................................................................6-8
Position Proportional Type.................................................................................................6-10
Heating/cooling Control .....................................................................................................6-12
6.1.4 Operation Display Transitions in Dual-loop Control .......................................... 6-14
Dual-loop control (loop-1) ..................................................................................................6-14
Dual-loop control (loop-2) ..................................................................................................6-15
Heating/cooling control ......................................................................................................6-16
6.2 Setting Target Setpoint ................................................................................................... 6-23
Operation in the Operation Display....................................................................................6-23
Operation in Parameter Setting Display ............................................................................6-24
6.3 Performing and Canceling Auto-tuning........................................................................... 6-25
6.4 AdjustingPIDManually .................................................................................................. 6-28
6.5 Setting Alarm Setpoint.................................................................................................... 6-34
6.6 Selecting Target Setpoint Number (SPNO) .................................................................... 6-35
6.7 Switching Operation Modes ........................................................................................... 6-36
6.7.1 Switching between AUTO and MAN ................................................................. 6-36
Direct Operation by A/M Key .............................................................................................6-36
6.7.2 Switching between CAS (Cascade), AUTO, and MAN ..................................... 6-38
6.7.3 Switching between STOP and RUN ................................................................. 6-40
6.7.4 Switching between REM (Remote) and LCL (Local) ........................................ 6-43
6.7.5 Switching between P.RUN (Start of program pattern operation) and
P.STOP (Stop of program pattern operation).................................................... 6-44
6.7.6 Enabling/Disabling Hold-mode (HOLD) of Program Operation ........................ 6-46
6.7.7 Executing Advance (ADV) Function.................................................................. 6-47
6.8
Manipulating Control Output during Manual Operation........................................................................ 6-48
6.9 Releasing On-State (Latch) of Alarm Output.................................................................. 6-50
Chapter7Input(PV,Remote,andAuxiliaryAnalog)Functions
7.1 Setting Functions of PV Input, Remote Input, and Auxiliary Analog Input........................ 7-1
7.1.1 Setting Input Type, Unit, Range, Scale, and Decimal Point Position.................. 7-1
7.1.2 Setting Burnout Detection for Input..................................................................... 7-5
7.1.3 Setting Reference Junction Compensation (RJC) or External Reference
Junction Compensation (ERJC) ......................................................................... 7-6
7.1.4 Correcting Input Value ........................................................................................ 7-7
(1) Setting Bias and Filter ....................................................................................................7-7
(2) Setting Square Root Extraction and Low Signal Cutoff Point.........................................7-9
(3)Setting10-segment/20-segmentLinearizer..................................................................7-10
7.1.5 Setting Ratio bias/filter...................................................................................... 7-13
7.2 Setting Input Sampling Period (Control Period) ............................................................. 7-14
7.3 Using 4-wire RTD as PV Input........................................................................................ 7-15
7.4 Using Larger, Smaller, Average, or Difference of Two to Four Inputs as PV ................. 7-16
7.5 Setting Remote Input Method......................................................................................... 7-17
7.6
AdjustingPVRangeforLoopControlwithPVSwitchingorLoopControlwithPVAuto-selector ... 7-18
7.7 Setting PV Switching Methods of Loop Control with PV Switching ................................ 7-19
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Chapter 8 Control Functions
8.1 Setting Control Mode (CTLM) .......................................................................................... 8-1
8.1.1 Single-loop Control, Single-loop Heating/cooling Control, Single-loop Position
Proportional Control, and Single-loop Two-position Two-level Control ............... 8-1
nSingle-loop Control Function Block Diagram ...................................................................8-2
nSingle-loop Heating/cooling Control Function Block Diagram .........................................8-4
nSingle-loop Position Proportional Control Function Block Diagram .................................8-6
nSingle-loop Two-position Two-level Control Function Block Diagram ..............................8-8
8.1.2 Cascade Primary-loop Control...........................................................................8-11
nCascade Primary-loop Control Function Block Diagram................................................8-12
8.1.3 Cascade Secondary-loop Control, Cascade Secondary-loop Heating/cooling
Control, and Cascade Secondary-loop Position Proportional Control .............. 8-15
nCascade Secondary-loop Control Function Block Diagram...........................................8-17
nCascade Secondary-loop Heating/cooling Control Function Block Diagram .................8-18
nCascade Secondary-loop Position Proportional Control Function Block Diagram.........8-21
8.1.4 Cascade Control, Cascade Heating/cooling Control, and Cascade Position
Proportional Control.......................................................................................... 8-23
nCascade Control Function Block Diagram .....................................................................8-24
nCascade Heating/cooling Control Function Block Diagram ...........................................8-27
nCascade Position Proportional Control Function Block Diagram...................................8-29
8.1.5 Loop Control for Backup, Heating/cooling Loop Control for Backup, and
Position Proportional Loop Control for Backup................................................. 8-31
nLoop Control for Backup Function Block Diagram .........................................................8-33
nHeating/cooling Loop Control for Backup Function Block Diagram ...............................8-35
nPosition Proportional Loop Control for Backup Function Block Diagram.......................8-37
8.1.6 Loop Control with PV Switching, Heating/cooling Loop Control with
PV Switching, and Position Proportional Loop Control with PV Switching ....... 8-39
nLoop Control with PV Switching Function Block Diagram..............................................8-40
nHeating/cooling Loop Control with PV Switching Function Block Diagram....................8-43
nPosition Proportional Loop Control with PV Switching Function Block Diagram ...........8-45
8.1.7 Loop Control with PV Auto-selector, Heating/cooling Loop Control with PV
Auto-selector, and Position Proportional Loop Control with PV Auto-selector.. 8-47
nLoop Control with PV Auto-selector (2 inputs) Function Block Diagram ........................8-49
n
Heating/cooling Loop Control with PV Auto-selector (2 inputs) Function Block Diagram .8-51
n
Position Proportional Loop Control with PV Auto-selector (2 inputs) Function Block Diagram .8-52
nLoop Control with PV Auto-selector (4 inputs) Function Block Diagram .......................8-55
n
Heating/cooling Loop Control with PV Auto-selector (4 inputs) Function Block Diagram ....8-57
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Position Proportional Loop Control with PV Auto-selector (4 inputs) Function Block Diagram .8-59
8.1.8 Loop Control with PV-hold Function, Heating/cooling Loop Control with PV-hold
Function, and Position Proportional Loop Control with PV-hold Function ....... 8-61
nLoop Control with PV-hold Function Function Block Diagram .......................................8-63
nHeating/cooling Loop Control with PV-hold Function Function Block Diagram..............8-64
nPosition Proportional Loop Control with PV-hold Function Function Block Diagram .....8-66
8.1.9 Dual-loop Control and Dual-loop Heating/cooling Control ................................ 8-69
nDual-loop Control Function Block Diagram....................................................................8-70
nDual-loop Heating/cooling Control Function Block Diagram ..........................................8-73
8.2 Setting Control Type (CNT) ............................................................................................ 8-74
8.2.1 PID Control ....................................................................................................... 8-75
8.2.2 ON/OFF Control (1 point of hysteresis / 2 points of hysteresis) ....................... 8-76
8.2.3 Heating/cooling Control .................................................................................... 8-78
8.2.4 Two-position Two-level Control......................................................................... 8-84
8.2.5 PD Control (Stable Control in Which a Setpoint is not Exceeded) ................... 8-86
8.2.6 Sample PI Control (Controlling a Process with Long Dead Time) .................... 8-87
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8.2.7 Batch PID Control (Performing Control with Rapidly Settling Setpoints) .......... 8-89
8.2.8 Feedforward Control ......................................................................................... 8-91
8.3 Setting PID Control Mode (ALG) .................................................................................... 8-93
8.4 Switching PID ................................................................................................................. 8-95
8.4.1 Switching PID According to Target Setpoint Number (SPNO) .......................... 8-95
8.4.2 Switching PID According to PV......................................................................... 8-97
8.4.3 Switching PID According to SP......................................................................... 8-99
8.4.4 Switching PID According to Target SP............................................................ 8-101
8.4.5 Switching PID According to Deviation (Reference Deviation)......................... 8-103
8.4.6 Setting Hysteresis at Time of PID Switch ....................................................... 8-104
8.4.7 Switching PID by Contact Input ...................................................................... 8-104
8.5 Suppressing Overshoot (Super Function) .................................................................... 8-105
8.6 Suppressing Hunting (Super2 Function) ...................................................................... 8-107
8.7
Suppressing Integral Action (Anti-reset Wind-up) ................................................................ 8-109
8.8 Performing Non-linear PID Control................................................................................8-110
8.9 AdjustingAuto-tuningOperation...................................................................................8-111
8.10 Setting SP Limiter..........................................................................................................8-112
8.11 Changing SP at a Fixed Rate (SP Ramp-Rate Setting Function) .................................8-113
8.12 Forcing SP to Track PV (PV Tracking) ..........................................................................8-115
8.13
Forcing SP to Track Remote Input (SP Tracking)............................................................ 8-116
8.14 Setting Controller Action at Power ON (Restart Mode) .................................................................... 8-117
8.15 Setting Time between Powering on Controller and Starting Control (Restart Timer) ....8-118
Chapter 9 Program Pattern Functions
9.1 Setting the Program Pattern............................................................................................. 9-1
9.1.1 Setting Conditions............................................................................................... 9-1
9.1.2 Setting the Program Pattern Action Type............................................................ 9-1
9.1.3 Setting the Program Pattern Using the Segment Time....................................... 9-3
9.2 PID Selection Method....................................................................................................... 9-4
9.2.1 Segment PID Selection....................................................................................... 9-4
9.2.2 Zone PID Selection............................................................................................. 9-4
9.3 Setting the Program Starting Conditions (STC) ............................................................... 9-5
9.3.1 Starting operation at starting target setpoint (SSP) (STC=SSP) ........................ 9-5
9.3.2 Ramp-prioritizedPVstart(STC=RAMP)............................................................. 9-6
9.3.3 Time-prioritizedPVstart(STC=TIME) .............................................................. 9-10
9.4
Setting the Wait Functions................................................................................................. 9-11
9.4.1 Program Wait at Segment End ..........................................................................9-11
9.5
Setting the Segment Repetition (Repeat actions) ..............................................................................9-13
9.6 Setting the Segment End Condition ............................................................................... 9-14
9.6.1 Switching for continuation (JC=CONT)............................................................. 9-14
9.6.2 Hold-on switching (JC=HOLD).......................................................................... 9-15
9.7 Program Pattern End Signal........................................................................................... 9-16
Chapter 10 Output (Control and Retransmission) Functions
10.1 Setting Control Output Type ........................................................................................... 10-1
10.2 Setting Control Output Cycle Time ................................................................................. 10-5
10.3 Setting Limiter to Control Output .................................................................................... 10-6
10.4 Disabling Output Limiter in MAN mode .......................................................................... 10-7
10.5 Setting Velocity Limiter to Control Output....................................................................... 10-8
10.6 Reducing 4-20 mA Current Output to 0 mA (Tight Shut Function) ................................. 10-9
10.7 Setting ON/OFF Control Hysteresis ............................................................................. 10-10
10.8 Canceling Offset of PV and SP (Manual Reset)........................................................... 10-12
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10.9 Setting Hysteresis and Dead Band for Heating/cooling Control Output ....................... 10-13
10.10 Setting Hysteresis and Dead Band for Position Proportional Control Output............... 10-15
10.11 Setting Retransmission Output Terminal, Type, and Scales......................................... 10-16
10.12 Setting Preset Output Value ......................................................................................... 10-19
10.12.1 Setting Output Value in STOP Mode (Preset Output)..................................... 10-19
10.12.2
Setting Output Value When Switched to MAN Mode (Manual Preset Output) ......... 10-21
10.12.3 Setting Output Value When Error Occurs (Input Error Preset Output)............ 10-23
10.13 Setting10-segmentLinearizerforOutput .................................................................... 10-24
10.14 Changing Current Output Range.................................................................................. 10-26
10.15 Setting Split Computation Output Function .................................................................. 10-27
10.16 AdjustingMotor-operatedValvePosition(PositionProportionalOutput) ..................... 10-29
10.16.1 Setting Valve Operation Mode ........................................................................ 10-30
10.16.2 AdjustingValvePositionAutomatically ........................................................... 10-30
10.16.3 AdjustingValvePositionManually .................................................................. 10-31
10.16.4 Setting Valve Traveling Time (Estimating Type).............................................. 10-32
10.16.5 Selecting Feedback Input (Resistor/Current).................................................. 10-32
10.17 Using 15 V DC Loop Power Supply ............................................................................. 10-33
Chapter 11 Alarm Functions
11.1 Setting Alarm Type ..........................................................................................................11-1
11.2 Setting Number of Alarm Groups to Use .......................................................................11-15
11.3 Setting Hysteresis to Alarm Operation ..........................................................................11-16
11.4 Delaying Alarm Output (Alarm Delay Timer) .................................................................11-17
11.5 Setting Alarm Output to Control Relay Terminal............................................................11-18
11.6 Setting Alarm Action According to Operation Mode.......................................................11-19
Chapter 12 Contact Input/Output Functions
12.1 Setting Contact Input Function ....................................................................................... 12-1
12.1.1 Setting Contact Input Function ......................................................................... 12-1
12.1.2 Changing Contact Type of Contact Input........................................................ 12-12
12.2 Setting Contact Output Function .................................................................................. 12-13
12.2.1 Setting Function of Contact Output................................................................. 12-13
12.2.2 Changing Contact Type of Contact Output ..................................................... 12-19
Chapter13Display,Key,andSecurityFunctions
13.1 Setting Display Functions............................................................................................... 13-1
13.1.1 Setting Active Color PV Display Function ......................................................... 13-1
13.1.2 Masking Arbitrary Display Value in Operation Display...................................... 13-4
13.1.3
Registering SELECT Display (Up to 5 Displays)/Registering CUSTOM Display 13-4
13.1.4 Changing Event Display ................................................................................... 13-6
13.1.5 Registering SELECT Parameter Display (Up to 10 Displays)........................... 13-8
13.1.6 Setting Bar-graph Display Function ................................................................ 13-10
13.1.7 Masking Least Significant Digit of PV Display ................................................ 13-12
13.1.8 Changing Deviation Display Lamp Action....................................................... 13-13
13.1.9 Setting Economy Mode................................................................................... 13-14
13.1.10 Selecting the Initial Operation Display that Appears at Power ON ................. 13-15
13.1.11 Setting Message Function .............................................................................. 13-16
13.1.12 Switching Guide Display Language ................................................................ 13-16
13.1.13 Changing Guide Scroll Speed ........................................................................ 13-17
13.1.14 Turning Guide Display ON/OFF...................................................................... 13-17
13.1.15 Setting Automatic Return to Operation Display .............................................. 13-17
13.1.16
SettingBrightnessandContrastAdjustmentofLCDandDisplayUpdateCycle . 13-18
13.2 Assigning Function to User Function Key and A/M Key ............................................... 13-19
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13.3 Setting Security Functions............................................................................................ 13-22
13.3.1 Setting/clearing the Password ........................................................................ 13-22
13.3.2 Setting Parameter Display Level .................................................................... 13-22
13.3.3 Locking (Hiding) Parameter Menu Display ..................................................... 13-23
13.3.4 Key Lock ......................................................................................................... 13-25
13.3.5 Setting Display/Non-display of Operation Display .......................................... 13-25
13.3.6 Prohibiting Writing via Communication ........................................................... 13-26
13.4 Confirmation of Key and I/O Condition and Version..................................................... 13-27
13.4.1 Confirmation of Key and I/O Condition ........................................................... 13-27
13.4.2 Confirmation of Version .................................................................................. 13-31
Chapter 14 Parameter Initialization
14.1 InitializingParameterSettingstoFactoryDefaultValues............................................... 14-1
14.2 RegisteringandInitializingUserDefaultValues............................................................. 14-2
14.2.1 Registering as User Setting (Default) Values.................................................... 14-2
14.2.2 InitializingtoUserSetting(Default)Values....................................................... 14-2
Chapter15PowerFailureRecoveryProcessing/PowerFrequencySetting /
OtherSettings
15.1 Remedies if Power Failure Occurs during Operations ................................................... 15-1
15.2 Power Frequency Setting ............................................................................................... 15-2
Chapter16Troubleshooting,Maintenance,andInspections
16.1 Troubleshooting.............................................................................................................. 16-1
16.1.1 Troubleshooting Flowchart................................................................................ 16-1
16.1.2 Errors at Power On ........................................................................................... 16-2
16.1.3 Errors during Operation .................................................................................... 16-4
16.2 Maintenance................................................................................................................. 16-15
16.2.1 Cleaning.......................................................................................................... 16-15
16.2.2 Packaging when Shipping the Product for Repair .......................................... 16-15
16.2.3 Replacing Parts .............................................................................................. 16-15
16.3 Periodic Maintenance................................................................................................... 16-16
16.4 Disposal........................................................................................................................ 16-17
Chapter 17 Installation and Wiring
17.1 Installation Location........................................................................................................ 17-1
17.2 Mounting Method............................................................................................................ 17-3
17.3
External Dimensions and Panel Cutout Dimensions ...................................................................17-4
17.4 Wiring ............................................................................................................................. 17-5
17.4.1 Important Information on Wiring ....................................................................... 17-5
17.4.2 PV Input 1 (PV) Wiring...................................................................................... 17-7
17.4.3 PV Input 2 (PV2) Wiring (E1-terminal area) (Type 1: -5) .................................. 17-8
17.4.4 Auxiliary Analog Input Wiring ............................................................................ 17-9
17.4.5 Control Output (Relay, Current, and Voltage Pulse) Wiring ............................ 17-10
17.4.6 Valve Position Output and Feedback Input Wiring ......................................... 17-12
17.4.7 Contact Input Wiring ....................................................................................... 17-13
17.4.8 Contact Output Wiring .................................................................................... 17-16
17.4.9 Retransmission Output Wiring ....................................................................... 17-18
17.4.10 15 V DC Loop Power Supply Wiring............................................................... 17-18
17.4.11 RS-485 Communication Interface Wiring ....................................................... 17-19
17.4.12 Coordinated Operation Wiring ........................................................................ 17-22
17.4.13 Peer-to peer Communication Wiring............................................................... 17-24
17.4.14 Ethernet Communication Interface Wiring ...................................................... 17-26
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17.4.15 PROFIBUS-DP Communication Interface Wiring ........................................... 17-28
17.4.16 DeviceNet Communication Interface Wiring ................................................... 17-30
17.4.17 CC-Link Communication Interface Wiring....................................................... 17-32
17.4.18 Power Supply Wiring ...................................................................................... 17-34
17.5 Attaching and Detaching Terminal Cover ..................................................................... 17-35
Chapter 18 Parameters
18.1 Parameter Map............................................................................................................... 18-1
18.2 List of Parameters .......................................................................................................... 18-8
18.2.1 Operation Parameters ...................................................................................... 18-8
18.2.2 Setup Parameters........................................................................................... 18-18
AppendixInputandOutputTable ...............................................................................
RevisionInformation
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