Setup Manual
 NT631 and NT631C Programmable Terminals
Page
 Omron Product References
Page
 Table of Contents
 Index 291 Revision History 295
 About this Manual
 Connecting and Setting Up the Programmable Terminal
Connecting to Controllers Not Made by Omron
Programmable Terminal Functions and Operation
 Read and Understand this Manual
 Application Considerations
 Disclaimers
 Xiv
 Precautions
 Conventions used and their meanings are presented below
General Precautions
Safety Precautions
Intended Audience
 Safety Precautions
 Xviii
 Section
 Mitted to the host
Panel Switch Functions
Role and Operation of the NT631/NT631C
Operation of an NT631/NT631C at an FA Production Site
 Sends Data to a Host
Operations of the NT631/NT631C
Displays Screens
Receives Data from a Host
 Features
NT631/NT631C has the following features
Functions of the NT631/NT631C
 Section
 Section
 Comparison between NT631 and NT631C
 NT-ZJCAT1-EV4
Comparison between NT620S/NT620C/NT625C and NT631
NT631C
NT620S/NT620C/NT625C NT631/NT631C
 Data areas listed below can be accessed
 Following are the principal functions of the NT631/NT631C
Principal Functions of NT631/NT631C
 Screen display history function/alarm history function
Input by touch switches
Numeral/character string setting function
System program install function
 Fixed Displays
Displays
 Image/Library Lamps
Touch Switches
Lamps
Normal Standard Lamps
 Numeral Display String Display Numeral Input String Input
 Analogue meter
Thumbwheel Switches
Graphs
Bar graphs
 Alarm History
System Configuration
Alarm List/History
Alarm List
 Host
Peripheral Devices That Can Be Connected
 Serial Port a
Connecting to the Host
Communications with the Host
Direct Connection Function
 Host Link NT Link
Features of the Direct Connection Function
 Section
 Compatible PLC
Communications Using Memory Links
Connecting to Other Companies’ PLCs
Memory Link
 Memory Link Online Transfer Function
Comparison between Direct Connection and Memory Link
 Device or Software Manual Title Manual Number
Before Operating
 Sysmac CPM1/CPM1A/CAM2A/CPM2C/SRM1-V2
 Preparing for Connection
 Communications Methods That Can Be Used with the Host
Method for Connection to the Host
 RS-422A RS-232C Connection via a convertor unit
Combinations of Communications Method and Connection Method
NT631/NT631C and the host are indicated in the table below
Connection possible ⋅ Connection not possible
 1N connection
RS-485 Direct 11 connection
 Reference The NT631/NT631C comes in two body colors
Power LED
Names and Functions of Parts
Front View
 Rear View
 Hardware Settings and Connections
 Installation
Installation Environment
Installation in the Operation Panel
 Power Supply Connection
 Parts Used for Connection
Power Supply
Applicable power supply specifications are as follows
Grounding
 Connecting to the Support Tool
Recommended Connector Cable
Communications Conditions
 Reference
Connecting a Printer
Connecting a Bar Code Reader
Connection Method
 EVEN, ODD, None
Setting a Bar Code Reader
Possible Settings Default Setting
Possible Settings
 ETX
Data Format
About RS/CS Control
STX
 PT Model Function of Memory Unit
Using a Memory Unit
 Method of Use
Installation Method
DIP Switch Functions
Switch Function
 Method of Execution
SW2
 SW2-4 on System/Screen transmitted simultaneously
 Reference Reading and Writing Data by Manual Transmission
 Current PT Screen Data, Screen
Current PT Screen Data, System
 Errors When Using a Memory Unit
Current Memory Unit Screen Data
Source Destination
 Error Probable Cause Remedial Action
 Connecting to the Host from the RS-232C Port
 Connecting to the RS-232C Port at the Host
Host Types and Settings
When Using the Host Link Method Compatible Host Units
 CPM2A
C20HE-CPU42-ZE
CPM1
+CPM1-CIF01
 Switch Setting
Connecting to a C-series Host Link Unit Settings at The Host
 CTS
Setting the Rear Switches
 Supply
 Setting at Host
CPU Bus Unit Settings
 CV500-CPU01-EV1/CV1000-CPU01-EV1/CV2000-CPU01-EV1
PLC Setup
 PLC model Connection method
CQM1H
CPM2A, SRM1
 Word # Writing Value Settings
PLC Setup Area Settings
 When using a CPM1
Connecting to a CPM2C
Port connecting to PT PLC Setup
 Setting the Switches of a CPM2A
Setting the Switches of a CPM2C
Setting the Switches on a RS-232C Adapter
 CS/CJ-series CPU Unit CS1G/H-CPU@@-EV1, CS1G/H/D-CPU@@H
Using the CPU Unit’s Peripheral Port
 Allocation DM area words Writing Value Settings Port
Connecting to CS-series Serial Communications Board
Allocation DM Area Settings for CPU Unit
Setting the Front-panel Switches
 Allocation DM area CH Writing Value Settings Port
When Using the NT Link 11 Method Compatible Host Units
 CQM1H-CPU61
CQM1H-CPU51
 Setting methods for each Unit are as follows
Host Model Word # Writing Value Setting
HG/HE-ZE, CPM2A, CPM2C CQM1, CQM1H, SRM1
 CPM2C-CN111 CPM2C
 Set the DIP switches on the front panel as follows
Using the NT Link 1N Method
Setting the Switches on an RS-232C Adapter
Connecting to CVM1/CV Series -EV@
 CS Series CS1G-CPU42/43/44/45-EV1 CS1G-CPU42/43/44/45-EV1 *1
 Connection to Word # Writing Setting
Setting the DIP Switches of a C200HX/HG/HE-ZE
 Using the CPU Units Built-in RS-232C Port
 CPU Unit Allocation DM Area Settings
Connecting to CS/CJ-series Serial Communications Unit
Allocated DM Area words Setting Setting Contents Port
 Using the High-speed NT Link 1N Method
Settings required for each Unit are described below
Connecting CS/CJ-series CPU Units
 Word # Setting Setting Contents
Connecting to a CS-series Serial Communications Board
 Connecting to a CS/CJ-series Serial Communications Unit
 Word m = DM30000 + 100 ⋅ unit number
Connecting Directly between RS-232C Ports
When Using the Memory Link Method
Settings at the host
 Name Model Remarks Delivered with
Omron Cables with Connectors
Model Cable Length Connector Specification
Check the required components and prepare them in advance
 Wiring for a Host Link Unit 25-pin Connection
Wiring for Other Connections
Serial Port A, B
 NT631/NT631C PLC Host link unit
Wiring for a Memory Link Connection
 Pin type Host side
 Section
 Connecting to the Host from the RS-422A/485 Port
 Connecting to the Host’s RS-232C Port
 Type of Host and Settings
Settings at the RS-232C RS-422A Adapter NT AL001
Method Reference
 Example the terminal resistor is active RS-422A, NT Link 1N
 Connecting an NT631/NT631C and NT-AL001 RS-422A
Connecting an NT631/NT631C and NT-AL001 RS-485
Connecting an NT-AL001 and Host
 Wiring for Connections Other Than Memory Link
Wiring When Connecting a Host Link Unit 25-pin
 CVM1-CPU01-EV2CVM1-CPU11-EV2 CVM1-CPU21-EV2
C200HX-CPU65-ZEC200HX-CPU85-ZE
 C200HX/HG/HE-ZE
 Connecting an NT631/ NT631C and NT-AL001RS
Connecting an NT631/ NT631C and NT-AL001 RS-422A
 Connection between NT631/NT631C Units RS- 422A
 Connection between NT631/NT631C Units RS
 Connectors and Cables Recommended for RS-232C
Recommended Connectors, Cables, and Crimp Terminals
 Name Model Maker Remarks
Cables with Connectors Made by Omron
C200HX/HG/HE-ZE
IFVV-SB
 TKVVBS4P-03
 RDA
Connecting to the Host’s RS-422A/485 Port
 RS-485 cable Max. total length 500 m
Standard or high-speed
 C200HX-ZE
Below
C200HE-ZE
C200HG-ZE
 CVM1-CPU11-EV2 CVM1-CPU21-EV2 SRM1
 Instruction level, parity, and transfer code SW4
 Port selection selector switch Set this to RS-422A
 Port selection selector switch Set this to RS-422A Supply
 100
 Connecting to a CPU Unit CVM1/CV-series -EV@ CPU Units
 DIP SW4
C200HX/HG/HE-ZE, CPM1, CPM2A, CPM2C, CQM1H, or SRM1
 When using a CQM1H
When using a CPM1, CPM2A, CPM2C, SRM1
 Setting Switches on a C200HX/HG/HE-ZE Communications Board
Setting Switches on a CQM1H Serial Communications Board
Setting the Switches on an RS-422A Adapter
 Serial Communications Board Switch Settings
DM Area Allocation Settings
Allocated DM Setting Setting Contents
 Using the NT Link 11 Method
Allocated DM Area Setting Setting Contents Words Port
= DM 30000 + 100 ⋅ unit number
 Host Model Word # Setting Setting Contents
Connecting to a C-series C200HX/HG/HE-ZE
 108
 Connection to Word # Setting Setting Contents
Series C200HX/HG/HE-ZE
CPU Units with CPU Unit that becomes Model Name
 110
 111
 112
 Port DM32010 8200 1N NT Link Mode
Allocated DM Area Setting Setting Contents
 114
 Direct Connection between RS-422A Ports at Both Units
Connecting an NT631/NT631C and Host RS-422A
 Wiring When Connecting CPM1, CPM2A, CPM2C, or SRM1
Connect to the PLC through a CPM1-CIF11 RS-422A Adapter
CS1W-SCU31-V1
 CVM1-CPU01-EV@CVM1-CPU11-EV@ CVM1-CPU21-EV@
Wiring When Connecting a CVM1/CV-series CPU Unit
 Direct Connection between RS-485 Ports at Both Units
Connecting an NT631/NT631C and Host
 4 1N Connection among RS-422A Ports
 Connecting an NT631/NT631C and a Host
Connecting between NT631/NT631C Units
 C200HX-CPU65-ZE/85-ZE CQM1H-CPU51/61
5 1N Connection among RS-485 Ports
 Connecting an NT631/ NT631C and a Host
 Connectors and Cables Recommended for RS-422A/485
Recommended Connectors, Cables and Crimp Terminals
 Examples of Applicable Terminals
For M3.5
For M3
 Terminals
Connecting the Ground Wire
Preparing the Shield of RS-422A/485 Connectors
Handling the Shield on RS-422A/485 Cables
 Example of Recommended Wiring
 System Menu Operation
 128
 Initial Processing
System Menu Operation Flow
Starting the NT631/NT631C
Operation at Startup
 Relationships among Modes
Operation Modes and the System Menu
 Menu Item Function
RUN Mode
 Functions of the System Installer Mode
Menu Tree
PLC, CPM1, CPM2A, CPM2C, CQM1, CQM1H, C200HX/HG
 System Menu Memory INIT. Menu
Operations with the System Menu
 Selecting Menu Items
Reference Calling the System Installer Mode
Pressing a Touch Switch That Displays The System Menu
Touching The Corners of The Touch Panel
 Press Maintenance Mode
Memory Initialization
Clearing Screen Data
 Select Maintenance Mode
 Initializing Display History Record Data
 Initializing Alarm History Record Data
 139
 System Menu shown below
Initializing the Recipe Tables
 Menu shown below
Initializing the Memory Tables
 142
 Initializing the Memory Switches
 OFF
Operations in the System Installer Mode
Setting the Display Language in the System Installer Mode
Memory Switch Status
 Clearing/Installing the System Program
 Clearing the System Program Downloading the System Program
Select Run System
 Changing the System Settings
Disabling/enabling System Menu Display
Disabling/enabling Writing to The Screen Data Memory
 148
 Transmitting the Screen Data
 150
 Precautions to Be Observed When Transmitting Screen Data
Select Transmit Mode Select Tool Transmit
 About Communications Conditions
 No further communications conditions need to be set
Port Communications Method/Communications Type Settings
Communications Condition Settings for The Host Link Method
Communications Condition Settings for The NT Link 11 Method
 Possible Combinations Communications Method Settings
 Select Maintenance Mode Select Memory Switch
Setting the Host Link Method
 156
 Setting the NT Link 11 Method
 Setting the NT Link 1N Method Standard/High-speed
 159
 Setting the Memory Link Method
 161
 Setting the Communications Type for Serial Port B
 Display of The Startup Screen
Transmission of The Contents of Memory Tables
Starting Operation
Display of The System Initialization Screen
 Various System Settings
Memory Switch Setting Screens
Memory Switch Settings
 For the bar code reader, refer to
Setting the Start-up Wait Time
 Setting the Buzzer Sound
Setting the Key Press Sound
 167
 Setting the Printer Controller
 Setting the Print Method NT631C Only
 Setting Screen Saver Movement
 171
 172
 Setting the Screen Saver Start-up Time
 174
 Setting the History Display Method
 Tem Menu shown below
 Setting the Resume Function
 178
 Setting the Automatic Reset Function
 180
 Setting the Time-out Interval
 Setting the Retry Count
Comm. Auto-return on
Comm. Auto-return OFF
 Shown below
 Setting the Bar Code Reader Input Function
Communications Condition Settings for Bar Code Readers
Default factory setting
 Setting Communications Conditions and Setting Method
 186
 Setting from the System Menu
System Maintenance
11-1 I/O Settings
Contrast Adjustment for NT631C-ST141@-EV1 only
 Decrease 10 steps
 189
 190
 Displaying/Setting the Calendar and Clock
 192
 Display Contents of The Second Screen
Checking the PT Setting Status
Display Contents
Display Contents of The First Screen
 Display Method
Displaying and Printing the Display History Record
 195
 YY/MM/DD Hhmm
Displaying and Printing the Alarm History Record
Example Print-out
Sort by occurrence, from oldest record
 197
 Checking Screen Data
Sort by occurrence method, from oldest record
YY/MM/DD
 Specifying The Display Method
Operations On The Screen Data Check Screen
ON, OFF
 Displaying the Screen Data Check Screen
Select Maintenance Mode Select Screen Data Disp
 Device Check
Backlight Screen data memory Touch switches Battery voltage
 Buzzer Sound memory switch
Checking the Buzzer
Check if the buzzer sounds correctly
 203
 Checking the Backlight for NT631C only
Checking the LCD Screen Display
 Check
Touch switch is displayed in reverse video
Screen Data Memory
Check if the screen data memory is functioning normally
 206
 207
 Reference Checking the Battery Voltage
 Checking Communications with the Support Tool
Checking Interfaces
 Checking Communications at Serial Ports
Check Screen
For Host Link
 For NT Link 11, 1N Standard, or 1N High-speed
For Memory Link
For a Bar Code Reader
 Check Method
Select Maintenance Mode Select I/O Check Select I/F Check
 Checking Communications with a Printer
 Programming Console Function
 Communica Applicable PLCs Connected Port Tions Method
Usable Systems
 CS/CJ-series PLC
CQM1, CQM1H, C200HX
HG/HE-ZE, or SRM1
CPM1 or CPM2A
 Key Operations Mode Selection Keys, Mode Lock Key
Mode lock key, which prevents unintended mode changes
Touch panel to display the System Menu
 During Lock OFF
During Lock on
Programming Console Keyboard
 219
 Device Monitor Function
 Compatible Systems
CQM1H or C200HX/HG/ HE-ZE CQM1 or C200HS
Communications PLC model Method
 Method is exactly the same as for the 1N NT Link
CPM1, CPM2A, or SRM1
Adapter or CPM1-CIF11RS-422A Adapter
232C Adapter, or a CPM1-CIF11RS-422A Adapter
 Version Display
 224
 Troubleshooting and Maintenance
 Do not disassemble the PT for repair or modification
Troubleshooting
NT631/NT631C Cause Remedy Symptoms
Remedy indicated in the table
 Omron
Programming Console Function
 228
 Message Cause Remedy
Responding to Displayed Error Messages
Errors Occurring at Start of Operation and Their Remedies
Nance Mode
 Menu
Erly referring to Replacing the Backlight
 NT631/NT631C and their remedies
Errors Occurring during Operation and Their Remedies
 Errors in the System Installer Mode and Their Remedies
NT631/NT631C, and the remedies for these errors
Dies
 Communications Errors and Their Remedies
Parity error at serial port a
Receive Errors
 Send Errors
Error Details Displayed Probable Cause Remedy
Probable Causes and Remedies
 Replaceable Backlight Model
Maintenance of the NT631/NT631C
Guide to Backlight Replacement
Spare PT Backlight for NT631C- ST141@-EV2/ST151@-EV2 only
 Replacing the Backlight
Procedure
 Fitting The Touch Panel Cable
 238
 NT631C-CFL02 for NT631C-ST141@-EV2
 240
 Battery Replacement Method
Replacing the Battery
Battery Type
Guide to Replacement
 Used in its optimum condition
Inspection and Cleaning
Cleaning Method
Remove them during cleaning
 Inspection Method
Items Required for The Inspection
Points Inspected
 244
 Appendix a
Specifications General Specifications
 Appendix a
 Performance Specifications
Display Specifications
RUN
 Panel Specifications
External Interface Specifications
Specification
 Special Features
Specifications
Programming Environment
 EIA RS-232C
Communications Specifications For a Host Link, RS-232C
 For an NT Link, 1N, RS-232C
For a Host Link, RS-422A
For an NT Link, 11, RS-232C
For an NT Link, 11, RS-422A
 For a Memory Link, RS-232C
For an NT Link, 1N, RS-422A/485
For a High-speed NT Link, 1N, RS-232C
For a High-speed NT Link, 1N, RS-422A/485
 For a Memory Link, RS-422A
For a Bar Code Reader
RS/CS
 254
 Body
Dimensions
 Mounting Dimensions
 Cable Connection Dimensions with NT-MF261
 258
 Using an RS-232C/RS-422A Adapter Dimensions
Methods for Mounting and Removal
Mounting to a DIN Rail
 Mounting to an Operation Panel
Removal from a DIN Rail
 DIP Switch Settings
Specifications
 262
 RS-422A/485 Terminal Block
RS-232C Connector
CSB and CSA signals are for specialized applications
Pin Arrangement
 Block Diagram
 Transporting and Storing the NT631/NT631C
Appendix D
 Appendix D
 Cable Preparation
Cable with Shielding Wire Connected to FG
Cable with Shielding Wire Not Connected to FG
Making the Cable
 Soldering
 Assemble the connector hood as shown below
Hood Assembly
 270
 Name Model Remarks
Making the Cable for Connecting a PLC
Assembly of Connecting Cables
Pin Connector
 Appendix F
 Wiring Method
Connector and Related Parts
Making the Cable for Connection to a Bar Code Reader
 Appendix G
 Making the Cable for Connection to a Printer
Appendix H
 Appendix H
 NT-ZJCMX1-EV3
Relationship between system program Hardware
Model History System program
NT-ZJCMX1-EV2
 Combining a -EV1 Version and -EV2 Version
Combining a -EV1 Version and Version without a -EV@Suffix
 Combining a -EV2 Version and Version without a -EV@Suffix
 Appendix
 Communications Unit
Model List PTs
Host Link Units
CompoBus/S Master Control Unit
 Model Specification PLC Type
CPU Units for Connection via a Host Link
C200HX-CPU65-ZE C200HX-CPU85-ZE
 CPU Units for Connection via a 11 NT Link
CQM1-CPU41-EV1
CQM1H-CPU51 CQM1H-CPU61
 CPU Units for Connection via a High-speed NT Link 1N
CPU Units for Connection via a 1N NT Link
 Related Parts and Equipment for PT
Cables with Connectors for PT ↔ PLC/NT-AL001
RS-232C/RS-422A Adapter
RS-232C Adaptor, RS-422A Adaptor
 Printer Cable
Applicable Connectors
Connecting Cable for the CPM2C Communications Connector
Connection Cable
 Option List
Appendix K
 Protects against Does not protect against
Replacement Battery .. G2A9-BAT08
This is a lithium battery used for memory backup
Chemical-resistant Cover ... NT625-KBA01
 Memory Unit ... NT-MF261
 290
 Numerics
 Index
 293
 294
 Cat. No. V063-E1-03 Revision code
Revision History
 Revision History
 Terms and Conditions of Sale
 Omron Electronics LLC