Allen-Bradley 2085-ECR Micro850 Bus Terminator Module

Product Description

The Allen-Bradley 2085-ECR is a bus terminator module designed for the Micro800 series. It serves as the end cap for the last expansion I/O module in a Micro800 system, ensuring proper termination of the serial communication bus. Built with an IP20 rating and certified for both non-hazardous and Class I, Division 2 hazardous locations, it provides reliable performance in industrial environments.

Technical Specifications

• Manufacturer Allen-Bradley

• Product Line Micro850 / Micro800 Series

• Product Type Bus Terminator Module

• Part Number 2085-ECR

• Weight 3.00 lbs (1.36 kg)

• Compatible Devices Micro800 expansion I/O modules

• Function Terminates the end of the host system’s serial communication bus

• Host Device Requirement Installed on the last Micro800 expansion I/O module

• Backplane Ratings 5 VDC, 10 mA

• IP Rating IP20

• Temperature Range (Operating) -20 to 65 °C

• Temperature Range (Storage) -40 to 85 °C

• Installation Options DIN rail or panel mount

• Orientation Horizontal or vertical installation supported

• Hazardous Location Certification Class I, Division 2, Groups A, B, C, D

Application Scenarios

• Required termination for Micro800 expansion I/O systems

• Industrial automation setups needing reliable communication bus integrity

• Safe operation in both standard and hazardous environments

• Compact installations requiring DIN rail or panel mounting flexibility

FAQ

Q: What is the primary function of the 2085-ECR?  A: It terminates the serial communication bus at the end of a Micro800 expansion I/O system.

Q: Is the 2085-ECR suitable for hazardous locations?  A: Yes, it is certified for Class I, Division 2 hazardous environments.

Q: How is the module installed?  A: It can be mounted on DIN rails or panels, in either horizontal or vertical orientation.

Comparison with Similar Models

• 2085-ECR: Bus terminator for Micro800 expansion I/O modules.

• 2085-IF8: Analog input expansion module for Micro850 controllers.

• 2085-OF4: Analog output expansion module for Micro850 controllers.