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Appendices
• Wiring Example Using RS-422A/485 Ports with RS-485, 2-wire Connections
CP1E N/NA
-type CPU Unit
Built-in RS-232C port
CJ1W-CIF11 RS-422A Conversion Unit
DIP SW
SW1:
ON (with terminating resistance)
SW2:
ON (2-wire connection)
SW3:
ON (2-wire connection)
SW4:
OFF
SW5:
OFF (no RS control for RD)
SW6:
ON (with RS control for SD)
Note CJ1W-CIF11 cannot be connected to the
built-in RS-232C port of the CP1E
N
S(1)-type CPU Unit.
RS-422A/485 interface
Pin
1
2
3
4
N
S1-type CPU Unit
CP1E N
S1-type CPU Unit
Built-in RS-485 port
DIP SW
Terminating resistance OFF
RS-485 port
A-38
CP1E N/NA
-type CPU Unit (Polled Unit No. 0)
CP1W-CIF11 RS-422A/485 Option Board
DIP SW
SW1:
OFF (no terminating resistance)
SW2:
ON (2-wire connection)
SW3:
ON (2-wire connection)
OFF
SW4:
SW5:
OFF (no RS control for RD)
SW6:
ON (with RS control for SD)
RS-422A/485 interface
Pin
5
1
2
Shield
CP1E N
S1-type CPU Unit (Polled Unit No. 0)
Built-in RS-485 port
DIP SW
Terminating resistance OFF
RS-485 port
CJ1M CPU Unit (Polled Unit No. 1)
CJ1W-CIF11 RS-422A Conversion Unit
DIP SW
SW1:
ON (with terminating resistance)
SW2:
ON (2-wire connection)
SW3:
ON (2-wire connection)
SW4:
OFF
SW5:
OFF (no RS control for RD)
SW6:
ON (with RS control for SD)
Pin
3
4
5
CJ1M CPU Unit (Polled Unit No. 1)
CJ1W-CIF11 RS-422A Conversion Unit
DIP SW
SW1:
ON (with terminating resistance)
SW2:
ON (2-wire connection)
SW3:
ON (2-wire connection)
SW4:
OFF
SW5:
OFF (no RS control for RD)
SW6:
ON (with RS control for SD)
Pin
CP1E CPU Unit Hardware User's Manual(W479)
RS-422A/485 interface
1
2
3
4
5
RS-422A/485 interface
1
2
3
4
5
- Quick Links:
- Cp1E Cpu Unit Manuals
- Manual Configuration
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Troubleshooting
