1769-PB4 Power Supply by Allen-Bradley for CompactLogix

Product Overview

The Allen-Bradley 1769-PB4 is a power supply module. It belongs to the CompactLogix product line. This unit provides reliable DC power to the system. It accepts a nominal 24VDC input. The input voltage range is 19.2 to 31.2VDC. It delivers 4.0A at 5V DC. It also delivers 2.0A at 24V DC. The module has a power consumption of 100 VA. It dissipates 14.5 W at 60 degrees Celsius. This power supply is an open type enclosure. It weighs 630 grams or 1.39 pounds. The dimensions are 118 x 70 x 87 mm.

Application Scenarios

This power supply is for industrial control panels. It powers CompactLogix controllers and I/O modules. Use it in manufacturing and process automation. It works in machine building applications. It is suitable for material handling systems. It supports packaging machinery operations. The module fits in panel mount setups. It also mounts on a standard DIN rail. The unit supports up to 8 modules in a bank. It is ideal for factory floor environments.

Technical Specifications

The 1769-PB4 has a nominal input voltage of 24VDC. The input range is 19.2 to 31.2VDC. The maximum inrush current is 30A at 31.2VDC. It provides 4.0A of current at 5V. It provides 2.0A of current at 24V. The isolation voltage is 75V continuous. It uses reinforced insulation type. It requires IEC Class 1 grounding. It is tested at 1697V DC for 1 second. The fuse type is Wickmann 19193-6.3A. It also uses Littelfuse 021706.3MXP. The operating shock rating is 20G. It accepts copper wire of 90 degrees Celsius. The wire size ranges from 22 to 14 AWG. Stranded wire size is 22 to 16 AWG.

Installation & Maintenance Guide

Mount the module on a DIN rail or panel. Ensure proper grounding is applied. Use copper wire rated for 90 degrees Celsius. Strip wires to the correct length. Torque terminals to the specified value. Do not exceed the power supply distance rating. The rating is 8 modules maximum. Keep the unit in a clean environment. Ensure adequate airflow for cooling. Check fuses periodically for damage. Replace fuses with the exact type listed. Do not operate outside the voltage range. Always disconnect power before servicing.

Packing List

One Allen-Bradley 1769-PB4 power supply module. One installation guide document. One removable terminal block. One DC power connector. The unit is packed in a static-safe bag. It ships in a sturdy cardboard box. Shipping is via Fedex, UPS, or DHL. The package dimensions are 8 x 8 x 5 inches. The total weight is 1.39 pounds.