Allen-Bradley 1756-PSCA2K ControlLogix Redundant Power Adapter

Product Overview

The Allen-Bradley 1756-PSCA2K is a chassis adapter module for redundant power supplies. It belongs to the ControlLogix series. This module mounts on the left side of the chassis. It supports three removable terminal blocks (RTBs). The RTBs are models 1756-TBSH or 1756-TBNH.

This adapter module ensures reliable power distribution. It operates within a temperature range of 32 to 140 degrees Fahrenheit. That is 0 to 60 degrees Celsius. The module draws 125 milliamps from the backplane at 24 Volts.

Maximum power dissipation is 25.7 Watts at 30 Celsius. At 60 Celsius, it dissipates 21.3 Watts. This module weighs 8.1 ounces or 0.228 kilograms. Its dimensions are 5.51 by 4.41 by 5.71 inches.

Application Scenarios

Use the 1756-PSCA2K in industrial automation systems. It works best with redundant power supply setups. It fits ControlLogix chassis installations. This module is ideal for critical manufacturing processes. It supports high-availability control systems.

It is suitable for factory automation. It also works for process control. The adapter module helps maintain system uptime. It prevents power loss in essential operations. Use it in oil and gas, automotive, or food and beverage industries.

Technical Specifications

This module has specific technical parameters. It requires a chassis mounting on the left side. The operating temperature is 0 to 60 degrees Celsius. Backplane current is 125 milliamps at 24 Volts.

Power dissipation is 25.7 Watts maximum at 30 Celsius. At 60 Celsius, maximum dissipation is 21.3 Watts. It uses three removable terminal blocks. These are models 1756-TBSH or 1756-TBNH. The module has no enclosure.

Installation & Maintenance Guide

Install the module into the ControlLogix chassis. Mount it on the left side only. Secure the module with the locking mechanism. Connect the RTBs for power wiring. Ensure all connections are tight.

Do not exceed the maximum current ratings. Keep the module within the operating temperature range. Regularly inspect the terminal blocks for damage. Replace any worn or damaged RTBs. Use only approved replacement parts.

Packing List

One Allen-Bradley 1756-PSCA2K module. Three removable terminal blocks are included. The RTBs are models 1756-TBSH or 1756-TBNH. No additional accessories are provided. The module is packaged for safe transport. We ship via FedEx, UPS, or DHL.