Omron CJ1W-SCU41, Operation Manual

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ES100
#
Digital Controller Protocol Appendix H
RS-422A/485 Connections
• RS-422A 4-wire Connections
• RS-485 2-wire Connections
RS-422A/485 port
ES100
#
ES100
#
ES100
#
Up to 32 units can be
connected.
RS-422A/485
RS-422A/485
RS-422A/485
→
→
→
Serial Communications Board
(CS Series only)
Serial Communications Unit
(CS/CJ Series)
Serial Communications Board/Unit
Next
ES100
Shield
ES100
#
-
#
04
#
Signal name Pin No.
Signal name Terminal
RS-422A: D-sub
9-pin female RS--422A
Terminal Block
*1: Set the 2-/4-wire switch
to the 4-wire setting.
*2: Turn ON the terminat-
ing resistance switch.
RDA
RDB
SDA
SDB
FG
6
8
1
2
RDA
RDB
SDA
SDB
24
25
16
17
RDA
RDB
SDA
SDB 24
25
16
17
Serial Communications Board/Unit
Next
ES100
Shield
ES100
#
-
#
04
#
Pin No.
Terminal
RS-485: D-sub
9-pin female RS--485
Terminal Block
Signal name
SDA
SBA
Hood
*1: Set the 2-/4-wire switch
to the 2-wire setting.
*2: Turn ON the terminat-
ing resistance switch.
FG
1
2
16
17