Omron CP1E Series User Manual page 81

CP1W-CIF01 RS-232C Option Board
Front
Communications
status indicator
COMM
RS-232C connector
RS-232C Connector
5 1
9 6
CP1W-CIF11 or CP1W-CIF12 RS-422A/485 Option Board
Front
Communications
status indicator
COMM
RDA- RDB+ SDA- SDB+ FG
RS-232C connector
RS-422A/485 Terminal Block
RDA-
RDB+
SDA-
CP1E CPU Unit Hardware User's Manual(W479)
Rear
Pin
1 FG
2 SD(TXD)
3 RD(RXD)
4 RS(RTS)
5 CS(CTS)
6 5V
7 DR(DSR)
8 ER(DTR)
9 SG(0V)
Connector hood FG
Rear
Tighten screws on the terminal
block to 0.28 N . m.
FG
SDB+
3 Part Names and Functions
CPU Unit connector
Abbr. Signal
Frame ground
Send data
Receive data
Request to send
Clear to send
Power
Data set ready
Data terminal ready
Signal ground
Frame ground
CPU Unit connector
DIP switch for operation
settings
3
Signal direction
−
Outputs
Inputs
Outputs
Inputs
−
Inputs
Outputs
−
−
3-17