Cp1W-Cif11/Cif12 Rs-422A/485 Option Boards - Omron CP1L Operation Manual

Part Names and Functions
RS-232C Connector
2-1-3

CP1W-CIF11/CIF12 RS-422A/485 Option Boards

!Caution Always turn OFF the power supply to the PLC before mounting or removing
RS-422A/485 Terminal Block
42
5 1
6
9
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
An RS-422A/485 Option Board can be mounted to an Option Board slot on
the CPU Unit. With a CPU Unit with 30, 40 or 60 I/O points, either Option
Board slot may be used.
When mounting an Option Board, first remove the slot cover. Grasp both of
the cover's up/down lock levers at the same time to unlock the cover, and then
pull the cover out.
Then to mount the Option Board, check the alignment and firmly press it in
until it snaps into place.
an Option Board.
Front
(1) Communications Status Indicator
COMM
RDA− RDB+ SDA− SDB+ FG
(2) RS-422A/485 Connector
RDA−
RDB+
SDA− SDB+
Abbr. Signal name
Frame Ground
Send Data
Receive Data
Request to Send
Clear to Send
Power Supply
Data Set Retry
Equipment Ready
Signal Ground
Frame Ground
Back
Tighten the terminal block screws to
a torque of 0.28 N·m (2.5 Lb In.).
FG
Section 2-1
Signal direction
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Output
Input
Output
Input
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Input
Output
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(3) CPU Unit Connector
(4) DIP Switch for
Operation Settings