![background image](http://html1.mh-extra.com/html/omron/cj1w-scu22/cj1w-scu22_operation-manual_742498067.webp)
1-27
1 Introduction
CJ-series Serial Communications Units Operation Manual for NJ-series CPU Unit(W494)
1-8 B
asic Operating
P
roced
ure
1
1
-8-2
E
x
planation of Procedure
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.
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.
z
Types of Port for Different Models
The types of port for the different models of Serial Communication Units are shown in the following
table.
When an RS-422A/485 port is used in the Serial Communications Unit, the following setting is
required.
Procedure 4. Install on Rack
Procedure 5. Connection
Model
Port 1
Port 2
CJ1W-SCU22
RS-232C
RS-232C
CJ1W-SCU32
RS-422A/485
RS-422A/485
CJ1W-SCU42
RS-422A/485
RS-232C
Connector
Move the sliders toward the back
until they lock into place.
Slider
Lock
Release
Содержание CJ1W-SCU22
Страница 192: ...4 Using Protocol Macros 4 56 CJ series Serial Communications Units Operation Manual for NJ series CPU Unit W494...
Страница 250: ...6 No protocol Mode 6 22 CJ series Serial Communications Units Operation Manual for NJ series CPU Unit W494...
Страница 460: ...A Standard System Protocol R 126 CJ series Serial Communications Units Operation Manual for NJ series CPU Unit W494...
Страница 473: ...Index 1 CJ series Serial Communications Units Operation Manual for NJ series CPU Unit W494 I Index...