Allen Bradley 1771-P2 PLC-5 6.5A AC Power Supply

Product Overview

The Allen-Bradley 1771-P2 is a 120/220 V AC power supply for the PLC-5 1771 I/O chassis. It delivers 6.5 A at 5 V DC to the backplane, powering the processor and I/O modules in 4, 8, 12, or 16 slot chassis configurations.

Technical Specs

• Input voltage: 120/220 V AC, 50/60 Hz
• Output: 6.5 A @ 5 V DC
• Input power: 75 VA
• Module location: 1771 chassis power supply slot
• Compatibility: 1771-A1B, A2B, A3B, A3B1, A4B chassis

Key Features

• Dual-voltage 120/220 V AC input for international use
• 6.5 A capacity supports medium-density chassis loads
• Direct chassis mounting with keyed slot
• Proven reliability in decades of PLC-5 installations

FAQ

• What is the P2 output current? 6.5 A at 5 V DC.
• Which chassis does it fit? All 1771 series B chassis: A1B (4-slot), A2B (8-slot), A3B/A3B1 (12-slot), A4B (16-slot).
• Is there a DC-input version? Yes, the 1771-P5E accepts 24 V DC input.

Installation Guide

1. Switch off chassis power.
2. Insert the supply into the keyed power supply slot.
3. Connect 120 or 220 V AC input wiring to the terminals.
4. Install the chassis configuration plug matching the supply catalog number.
5. Restore power and verify the supply indicator.

Selection Tips

• Choose 1771-P2 for standard chassis up to 6.5 A total backplane load.
• For 8 A loads, select the 1771-P4S1 or P6S1 single-slot supplies.
• For high-density 16-slot chassis, consider the 16 A 1771-P7.