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

Overview

The Allen-Bradley 1769-PB4 is a powerful Compact I/O power supply module designed for use in the CompactLogix series. It operates with an external voltage supply in the range of 19.2-31.2 VDC, with a nominal input voltage of 24VDC. This module is engineered to power up to 16 I/O modules (8 modules on each side), making it an essential component for expanding your automation system.

Delivering 4A at 5VDC and 2A at 24VDC, the 1769-PB4 is capable of supporting the current needs of a wide variety of I/O modules. It has a power dissipation of 14.5W at 60°C (140°F), ensuring efficient energy use while maintaining stable operation in demanding environments. The module is designed for easy mounting, whether on a DIN rail or panel, providing flexibility in industrial setups.

Certified for reinforced insulation (IEC Class 1 grounding required), the 1769-PB4 ensures safety with 75V continuous isolation voltage. Its inrush current capability of 30A at 31.2V DC ensures smooth startup under load.

Technical Specifications

Key Features

• Compact I/O Power Supply: Supports up to 16 I/O modules (8 on each side).

• Input Voltage Range: Operates within a 19.2-31.2 VDC input range, with 24VDC nominal voltage.

• Current Capacity: Provides 4A at 5VDC and 2A at 24VDC for reliable power delivery.

• Mounting Flexibility: Easy installation on DIN rails or panel mounting.

• Power Efficiency: 100 VA power consumption with 14.5W power dissipation at 60°C.

• Durability: Designed to handle 20G operating shock for industrial environments.

• Safety: Features 75V continuous isolation voltage for secure operation.

FAQ

Q1: What is the voltage range for the 1769-PB4 power supply module?
A1: The 1769-PB4 operates with an input voltage range of 19.2-31.2 VDC, with a nominal voltage of 24VDC.

Q2: How many I/O modules can the 1769-PB4 power supply support?
A2: The 1769-PB4 supports up to 16 I/O modules, with 8 modules on each side of the power supply.

Q3: What is the current capacity of the 1769-PB4?
A3: The 1769-PB4 provides 4A at 5VDC and 2A at 24VDC to support connected I/O modules.

Q4: Can I mount the 1769-PB4 on a DIN rail?
A4: Yes, the 1769-PB4 can be mounted on a DIN rail or panel mount for easy integration into your system.

Q5: What certifications does the 1769-PB4 have?
A5: The 1769-PB4 is certified with reinforced insulation (IEC Class 1 grounding required) and is tested for safety.

Q6: What is the typical shipping time for the 1769-PB4?
A6: We typically ship within 3 days to 2 weeks depending on order size. We use DHL and other reliable carriers for fast delivery.