Connecting Directly Between Rs-232C Ports - Omron Programmable Terminals NT31 NT31C Setup Manual

Connecting to the RS-232C Port at the Host

4-1-2 Connecting Directly between RS-232C Ports

NT31/NT31C
9-pin connector
or 25-pin
connector
The method for connection between the RS-232C ports of the NT31/NT31C and
the host is described here.
Serial port A (RS-232C, 9-pin type)
Serial port B (RS-232C, 25-pin type)
Cable with RS-232C connectors
Recommended Connector Cable
When making the connector cable, as far as possible use the recommended
connectors, connector hoods, and cables indicated in the table below. Some
units come supplied with one connector and one connector hood.
Check the required components and prepare them in advance.
Name Model
XM2A-0901
Connector Connector
XM24-2501
DB-25P
XM2S-0911
XM2S-0913
Connector Connector
hood
XM2S-0911-E
XM2S-2511
DB-C2-J9
AWG28 5P
IFVV-SB
Cable
CO-MA-VV-SB
5P 28AWG
Note After connecting a communication cable, always secure it with the screws.
Host link unit/CPU
SYSMAC
C-series PC,
CVM1/CV-series PC,
PLC, SRM1
9-pin connector
Remarks
9-pin
Made by OMRON
25-pin
Made by OMRON
25-pin
Made by JAE
9-pin
Made by OMRON
9-pin
Made by OMRON
9-pin
Made by OMRON
25-pin
Made by OMRON
25-pin
Made by JAE
Multi-core shielded cable
Made by Fujikura, Ltd.
Multi-core shielded cable
Made by Hitachi Cable,
Ltd.
Section 4-1
Delivered with
CS1-series CS1G/CS1H
C-series CQM1,
C200HS,
C200HX/HG/HE(-Z)E,
CVM1/CV-series CPUs
CV500-LK201
C500-LK203
CV500-LK201
C200H-LK201-EV1
3G2A5-LK201-EV1
3G2A6-LK201-EV1
C-series CQM1,
C200HS,
C200HX/HG/HE-(Z)E,
CVM1/CV-series CPUs
CV500-LK201
CS1-series CS1G/CS1H
C500-LK203
CV500-LK201
C200H-LK201-EV1
3G2A5-LK201-EV1
3G2A6-LK201-EV1
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