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Power Supply Units Section 3-4
Communications Mode Selection Flowchart
RS-232C Port Communications Settings
Note Set from the CX-Programmer or Programming Console.
3-4 Power Supply Units
3-4-1 Power Supply Units Models
Connection Communications Settings
Pin 5 of Front-panel
DIP Switch
PLC Setup RS-232C port
setting (See note.)
1. Peripheral bus
(auto-detect)
ON ---
2. Peripheral bus OFF (factory setting) Peripheral bus
3. Host Link OFF (factory setting) Host Link (default setting)
4. NT Link OFF (factory setting) NT Link
5. No-protocol OFF (factory setting) No-protocol
6. Serial Gateway OFF (factory setting) Serial Gateway
Power supply voltage Output Power
output
terminals
RUN
output
Replacement
notification
function
Model Weight
100 to 240 V AC
(allowable: 85 to 264 V AC)
50/60 Hz
(allowable: 47 to 63 Hz)
5 A at 5 V DC
0.8 A at 24 V DC
Total: 25 W
No Yes Without CJ1W-PA205R 350 g max.
5 V DC, 5.0 A
24 V DC, 0.8 A
Total 25 W
No No Display: Sup-
ported
Output: Sup-
ported
CJ1W-PA205C 400 g max.
2.8 A at 5 V DC
0.4 A at 24 V DC
Total: 14 W
No No Without CJ1W-PA202 200 g max.
OMRON PT
1. Peripheral bus (auto-detect)
5. No-protocol
CX-Programmer Peripheral bus connection
2. Peripheral bus
Communicate with the PLC Setup’s
communications settings
(peripheral bus).
Host Link connection
Host computer
General-purpose external serial device
4. NT Link
3. Host Link
Communicate with the
CX-Programmer’s communications
settings (peripheral bus).
Connecting Device (Protocol)
6. Serial Gateway
OMRON component (CompoWay/F)
Communications Mode