Omron CP1E-E10DT-A, User Manual

Page: 259 / 280

Appendices
A-38 CP1E CPU Unit Hardware User’s Manual(W479)
• Wiring Example Using RS-422A/485 Ports with RS-485, 2-wire Connections
1 2 3 4 5 1 2 3 4 5 1 2 3 4 5
DIP SW
SW1:
SW2:
SW3:
SW4:
SW5:
SW6:
DIP SW
SW1:
SW2:
SW3:
SW4:
SW5:
SW6:
Pin
N S1-type CPU Unit
RS-485 port
Signal name
A
㧙
B
㧗
FG
1 2 3 4 5
Signal name
RDA
㧙
RDB
㧗
SDA
㧙
SDB
㧗
FG
CP1E N غغ S1-type CPU Unit
Built-in RS-485 port
DIP SW
Terminating resistance 㧦 OFF
CP1E N S1-type CPU Unit (Polled Unit No. 0)
Built-in RS-485 port
DIP SW
Terminating resistance 㧦 OFF
RS-485 port
Signal name
A
㧙
B
㧗
FG
RS-422A/485 interface
Signal name
Pin
RS-422A/485 interface
Signal name
Pin
RS-422A/485 interface
RS-422A/485 interface
Signal name
Pin
CP1E N/NA -type CPU Unit
Built-in RS-232C port
CJ1W-CIF11 RS-422A Conversion Unit
ON (with terminating resistance)
ON (2-wire connection)
ON (2-wire connection)
OFF
OFF (no RS control for RD)
ON (with RS control for SD)
CP1E N/NA -type CPU Unit (Polled Unit No. 0)
CP1W-CIF11 RS-422A/485 Option Board
OFF (no terminating resistance)
ON (2-wire connection)
ON (2-wire connection)
OFF
OFF (no RS control for RD)
ON (with RS control for SD)
CJ1M CPU Unit (Polled Unit No. 1)
CJ1W-CIF11 RS-422A Conversion Unit
DIP SW
SW1:
SW2:
SW3:
SW4:
SW5:
SW6: ON (with terminating resistance)
ON (2-wire connection)
ON (2-wire connection)
OFF
OFF (no RS control for RD)
ON (with RS control for SD)
CJ1M CPU Unit (Polled Unit No. 1)
CJ1W-CIF11 RS-422A Conversion Unit
DIP SW
SW1:
SW2:
SW3:
SW4:
SW5:
SW6:
ON (with terminating resistance)
ON (2-wire connection)
ON (2-wire connection)
OFF
OFF (no RS control for RD)
ON (with RS control for SD)
RDA– RDB
+
SDA– SDB
+
FG
RDA– RDB
+
SDA– SDB
+
FG
RDA– RDB
+
SDA– SDB
+
FG
Shield
Note CJ1W-CIF11 cannot be connected to the
built-in RS-232C port of the CP1E
N
S(1)-type CPU Unit.