Description

The Allen-Bradley 1785-BEM is a Backup Communications Expansion Module designed for the PLC-5 programmable controller system. This module facilitates enhanced communication capabilities and redundancy support within the PLC-5 architecture, ensuring reliable data exchange and system availability in demanding industrial environments.

Features

• Designed specifically for integration with the Allen-Bradley PLC-5 controller series.
• Provides backup communication expansion functionality.
• Operates on a 5 VDC power supply.
• Current draw rating of 0.6 Amps.
• Compatible with 1785-BEM/B spare model configurations.

Technical Specifications

Installation Guidelines

• Ensure the PLC-5 chassis is powered down before installing or removing the 1785-BEM module to prevent electrical damage.
• Verify that the module is properly seated in the designated slot of the PLC-5 I/O chassis.
• Maintain proper grounding practices for the chassis to minimize electromagnetic interference (EMI).
• Ensure adequate ventilation around the PLC-5 rack to prevent overheating during operation.
• Handle the module using standard ESD (Electrostatic Discharge) precautions to protect sensitive internal components.

FAQ

Is the 1785-BEM still in production?
No, the 1785-BEM has been discontinued by the manufacturer. We provide high-quality surplus or refurbished units to support legacy system maintenance.

What is the primary function of the 1785-BEM?
This module serves as a backup communications expansion unit, allowing for increased communication flexibility and redundancy within a PLC-5 control system.

Can I use the 1785-BEM/B as a replacement?
Yes, the 1785-BEM/B is recognized as a compatible spare model for the 1785-BEM.