IDEC WB2F User Manual page 26

1. Overview Installation & wiring
z RS-232 wiring
If connecting the WB2F to a host device such as programmable display or a computer using RS-232, do so according to
the following wire instructions:
Connector for Input/Output/
RS-232/RS-422 port
Input/Output/RS-232/RS-422 port
Ethernet/RS-232/RS-422 cannot simultaneously use more than two types of communication.
z
Use an AWG16 to 24 Cable for wiring.
z
z RS-422 wiring
If connecting the WB2F to a host device such as programmable display or a computer using RS-422, do so according to
the following wire instructions:
Connector for Input/Output/
RS-232/RS-422 port
Input/Output/RS-232/RS-422 port
Ethernet/RS-232/RS-422 cannot simultaneously use more than two types of communication.
z
Do not use a cable that is longer than 500m.
z
If using a cable that is longer than 30m, use a shielded cable and connect the shield to the FE terminal.
z
Wire the shield with sufficient consideration of the environment.
Use an AWG16 to 24 Cable for wiring.
z
3. Operational Check
Host device
Description Pin Number
RXD 2
TXD 3
RTS 7
CTS 8
GND 5
DCD 1
DTR 4
DSR 6
RI 9
D-sub 9-pin connector
Host device
Description
RDA(RD+)
RDB(RD-)
SDA(SD+)
SDB(SD-)
SG
2-9
4. Function 5. Appendix
Connector for Input/Output/
RS-232/RS-422 port
Description
SD
RD
CS
RS
SG
Connector for Input/Output/
RS-232/RS-422 port
Description
SDA(SD+)
SDB(SD-)
RDA(RD+)
RDB(RD-)
SG
Wiring