- Regulated 5.1 V DC output for one compatible 1771 I/O chassis
- Selectable 120 or 220/240 V AC input configuration
- Side-mounted or separately mounted chassis connection using the specified cable
1771-P2 is an Allen-Bradley auxiliary power supply designed for documented PLC-5/1771 and Mini-PLC-2 power arrangements.
It delivers up to 6.5 A of regulated backplane current and provides a D.C. ON indicator for basic operating-state diagnosis.
Before installation or replacement, verify input voltage, jumper positions, fuse, output load, mounting location, chassis cable, grounding, and cooling clearance.
Availability, condition, price, and shipping time for 1771-P2 are confirmed during quotation.
Allen-Bradley 1771-P2 Auxiliary Power Supply Manuals, Datasheets, Links
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
- Factory shipping configuration is 120 V AC
- Metal jumpers select the documented 120 or 220/240 V AC arrangement
- Fuse rating must match the selected input-voltage configuration
- 1771-CE supports mounting immediately to the left of the I/O chassis
- 1771-CD supports approved panel mounting within 1.52 m cable distance
- Separate mounting is permitted above or beside the chassis, never below it
- D.C. ON indicates that regulated output power is present
- An unlit indicator can result from low or high input voltage
- Fuse failure or output overcurrent can also remove the regulated output
- Auxiliary backplane power for one 1771 I/O chassis containing an adapter module
- Power supply service for documented Mini-PLC-2 controller installations
- Power supply service for documented Mini-PLC-2/15 controller installations