Allen-Bradley 1769-PA2 Installation Instructions Manual page 22

Compact I/O Expansion Power Supplies
3. Connect incoming power to the power supply terminals as indicated in this graphic.
Catalog Number 1769-PB2
NOT USED
NOT USED
+24V DC
DC NEUTRAL
CHASSIS GROUND
Catalog Number 1769-PA2
*PWR OUT +24V DC
*PWR OUT COM
120/240V AC (L1)
V AC COM (L2)
CHASSIS GROUND
*24V DC user power for sensors or other special 24V DC I/O devices
ATTENTION: Turn off incoming power before connecting or disconnecting wires. Failure to do so
could cause injury to personnel and/or damage to equipment.
22 Rockwell Automation Publication 1769-IN028C-EN-P - August 2016
Catalog Number 1769-PB4
NOT USED
NOT USED
+24V DC
DC NEUTRAL
CHASSIS GROUND
Catalog Number 1769-PA4
NOT USED
NOT USED
120/240V AC (L1)
V AC COM (L2)
CHASSIS GROUND