Allen-Bradley 1769-PB4 Compact I/O Power Supply

Overview

The Allen-Bradley 1769-PB4 is a robust Compact I/O power supply that ensures high performance within the CompactLogix system. This module provides reliable power for up to 16 connected I/O modules, supporting 8 modules on each side. With its efficient design, the 1769-PB4 guarantees smooth operation in various industrial automation environments.

Key Specifications

Model: 1769-PB4
Manufacturer: Allen-Bradley
Category: Power Supply
Product Line: CompactLogix
UPC: 612598276899

Technical Specifications

Parameter	Value
Nominal Input Voltage	24V DC
Input Voltage Range	19.2V to 31.2V DC
Current Capacity @ 5V	4.0 A
Current Capacity @ 24V	2.0 A
Inrush Current (max)	30 A @ 31.2V DC
Power Consumption	100 VA @ 24V DC
Power Dissipation	14.5 W @ 60°C (140°F)
Isolation Voltage	75V (Continuous)
Fuse Type	Wickmann 19193-6.3A or Littelfuse 021706.3MXP
Operating Temperature	0°C to 60°C
Storage Temperature	-40°C to 85°C
Relative Humidity	5% to 95% (Non-Condensing)
Operating Shock	20G (DIN Rail) / 30G (Panel Mount)
Operating Vibration	5g (10 to 500 Hz)
Max Operating Altitude	2000 m (6562 ft)
Enclosure	Open
Mounting	Panel or DIN Rail
Wire Type	Copper-90
Wire Size	22 AWG to 14 AWG (Solid or Stranded)

Dimensions and Weight

Dimensions (HxWxD): 118mm x 70mm x 87mm (4.65 x 2.76 x 3.43 in.)
Weight: 630 g (1.39 lbs)

Installation and Wiring

The 1769-PB4 module installs easily, offering flexibility in mounting either on a DIN rail or directly onto a panel. For optimal performance, use 14 AWG solid copper wire with a minimum insulation rating of 90°C (194°F). Additionally, ensure proper grounding according to IEC Class 1 standards.

Performance and Durability

Notably, the 1769-PB4 is designed to endure harsh conditions. It features reinforced insulation with an isolation voltage of 75V. Furthermore, it meets stringent standards for radiated RF immunity, with frequencies ranging from 80 MHz to 2700 MHz. With its impressive shock resistance, it can withstand 20G on DIN rail and 30G when mounted on a panel. As a result, this power supply is built to provide long-lasting, reliable performance in demanding industrial settings.