Interfaces - FOR-A MFR-6000 Operation Manual

2-2-1. Interfaces


SERIAL Connector (9-pin D-sub, male)
Select RS-232C or RS-422 using the slide switch
at the bottom of the connector.
RS-232C Connector Pin Assignments
Pin No. Signal Name
1 NC
2 RxD
3 TxD
4 DTR
5 SG
6 DSR
7 RTS
8 CTS
9 NC
The maximum cable length is 10 m.
DTR/DSR and RTS/CTS are internally connected respectively.
RS-422 Connector Pin Assignments (Factory default settings)
Pin No. Signal Name
1 FG
2 T-
3 R+
4 SG
5 NC
6 SG
7 T+
8 R-
9 FG
The maximum cable length is 100 m.
Description
Not used
Received Data
Transmitted Data
Data Terminal Ready
Signal Ground
Data Set Ready
Request to Send
Clear to Send
Not used
Description
Frame ground
Transmit data (-)
Receive data (+)
Signal Ground
Not used
Signal Ground
Transmit data (+)
Receive data (-)
Frame Ground
15