Omron SYSMAC CS1W-SCB41-V1 Operation Manual page 49

System Configurations
PLC:
External
device
1:1 Connection of a Serial Communications Unit to a device with an RS-
232C or RS-422A/485 port
Port: RS-
422A/ 485
Resistance ON
RS-422A/
Resistance ON
485
Connection of a Serial Communications Board to a device with an RS-
232C or RS-422A/485 port
Resistance ON
RS-422A/
Resistance ON 485
20
Connection configuration
Note 2.
RS-422A/485 interface
RS-422A/485
Resistance ON
Note 2. Note 3.
RS-232C interface
NT-AL001-E RS-232C
Resistance ON
5-V power
Note 2.
RS-422A/485 interface
RS-422A/485
Resistance ON
Note 2. Note 3.
RS-232C interface
NT-AL001-E RS-232C
Resistance ON
5-V power
Section 1-5
Required Connected serial
devices port/Remarks
CS1W-SCU31- Port 1 or 2
V1
CJ1W-SCU31- Port 1 or 2
V1
CJ1W-SCU41- Port 1
V1
NT-AL001-E Convert between
Converting Link RS-232C and
Adapter RS-422A/485
5-V power For NT-AL001-E
supply Link Adapter
CS1W-SCB41- Port 2
V1
NT-AL001-E Convert between
Converting Link RS-232C and
Adapter RS-422A/485
5-V power For NT-AL001-E
supply Link Adapter