Rockwell Automation 1775-SRx PLC-3 FAMILY PROG CONTRL - Manual (Page 11)

2–3 Install Power Supply
Publication 1775Ć10.1 - March 1996
Install 1775ĆP1 Power Supply into the PLCĆ3
a
Connect the 1775ĆCAP chassis power cable to the processor chassis.
b
Optionally, connect the I/O chassis to the power supply using an I/O power cable.
c
Make AC power connections.
Power Cable
L2
120V ac
L1
L2
220/240V ac
L1
Jumpers Jumper
(a) 120V ac Operation (b) 220/240V ac Operation
We do not recommend this connection
for backup system configurations.