Omron CJ1W-SCU32 Operation Manual page 67

Procedure 4. Install on Rack
1
Align the connectors properly and then press in on the Unit to connect it.
2
Slide the sliders on the top and bottom of the Unit until they lock the Units together.
Precautions for Safe Use
If the sliders are not locked properly, the Serial Communications Units may not function correctly.
Procedure 5. Connection
Connect this Unit and the external devices using RS-232C or RS-422A/485 cables. Also, connect
the CPU Unit and Sysmac Studio. For details on the connector pin layout and the connection meth-
ods, refer to Section 3 Installation and Wiring, and refer to the relevant manuals for the external
devices to be connected.
Types of Port for Different Models
The types of port for the different models of Serial Communication Units are shown in the following
table.
Model
CJ1W-SCU22
CJ1W-SCU32
CJ1W-SCU42
When an RS-422A/485 port is used in the Serial Communications Unit, the following setting is
required.
CJ-series Serial Communications Units Operation Manual for NJ-series CPU Unit(W494)
Connector
Move the sliders toward the back
until they lock into place.
Port 1 Port 2
RS-232C RS-232C
RS-422A/485 RS-422A/485
RS-422A/485 RS-232C
Slider
Lock
Release
1 Introduction
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