RS-232C Interfaces
Pin Configuration
Port 1 and Port 2 are RS-232C interfaces and are configured as follows:
Pin No.
Signal symbol
1
FG
2
SD (TXD)
3
RD (RXD)
4
RS (RTS)
5
CS (CTS)
6
---
7
DR (DSR)
8
ER (DTR)
9
SG
Connector
FG
washer
Applicable Connector
Plug: XM2A-0901 (OMRON)
Hood: XM2S-0911 (OMRON) or equivalent
Recommended Cables
AWG28 x 5P IFVV-SB (Fujikura Densen)
CO-MA-VV-SB 5P x AWG28 (Hitachi Densen)
Cable length: 15 m max.
Appendix C
Hardware Interfaces
1
5
Signal name
Frame ground
Send data
Receive data
Request to send
Clear to send
Unused
Data set ready
Data terminal ready
Signal ground
Frame ground
One plug and one hood are supplied for each port.
Connectors other than those on the left cannot be used.
6
9
---
Output
Input
Output
Input
---
Input
Output
---
---
Signal flow
157