1769-PA2 CompactLogix Power Supply Module Allen-Bradley

Overview

The Allen-Bradley 1769-PA2 is a Compact I/O power supply module designed for the CompactLogix series. It delivers reliable AC input power conversion to DC outputs, supporting multiple I/O modules while maintaining efficient energy usage and stable performance.

Technical Specifications

• Manufacturer Allen-Bradley (Rockwell Automation)

• Series CompactLogix

• Model / Part Number 1769-PA2

• Product Type I/O Power Supply Module

• Weight 0.88 lbs (0.40 kg)

• Input Voltage 120 V AC nominal, range 85–265 V AC

• Input Frequency Range 47–63 Hz

• AC Power Consumption 100 VA @ 120 V AC, 130 VA @ 240 V AC

• Power Dissipation 8 W @ 60 °C (140 °F)

• Output Voltage / Current 5 V DC @ 2.0 A, 24 V DC @ 0.8 A

• Module Distance Rating Up to 8 I/O modules on each side of the power supply (16 maximum)

• Enclosure Type Open Style (no enclosure)

• Wire Type Copper wire rated 90 °C (194 °F)

• Solid Wire Size 22–14 AWG

• Stranded Wire Size 22–16 AWG

• Inrush Current Max 25 A @ 132 V AC

• Fuse Type Littelfuse 02153.15MXP or Wickmann 19195-3.15A

Key Features

• AC to DC conversion for CompactLogix I/O systems

• Supports expansion of up to 16 modules with 8 modules on each side

• Compact, open-style design suitable for panel integration

• Dual DC outputs: 5 V @ 2 A and 24 V @ 0.8 A

• High inrush current tolerance (25 A) for robust start-up

• Compatible with standard copper wiring, solid or stranded, per industrial standards

Application Scenarios

The 1769-PA2 is ideal for:

• Supplying power to CompactLogix I/O racks

• Expansion of existing PLC control systems

• OEM equipment requiring reliable, compact power supplies

• Applications where multiple I/O modules need stable DC power distribution

Similar Models Comparison

• 1769-PA2 – AC input, 5 V / 2 A and 24 V / 0.8 A DC outputs, CompactLogix compatible

• 1769-PA4 – Higher capacity AC/DC module, suitable for larger I/O expansions

• 1769-PA3 – AC/DC power supply with additional 24 V output capacity

FAQs

Q: How many I/O modules can be powered by this supply?
A: Up to 8 modules on each side, 16 maximum.

Q: What is the input voltage range?
A: Accepts 85–265 V AC at 47–63 Hz.

Q: What type of wire should be used?
A: Copper wires rated at 90 °C (194 °F), solid 22–14 AWG or stranded 22–16 AWG.