Product Overview

The ABB TU837V1 (ordering code 3BSE013238R1) is a Module Termination Unit (MTU) designed for the S800 I/O series within ABB’s 800xA automation system. It acts as the physical interface between an I/O module and the system’s communication bus, providing both electrical connectivity and ModuleBus distribution. Additionally, it ensures proper address generation for each connected I/O module, enabling seamless integration into large automation architectures.

Technical Specifications

General Information

• Manufacturer: ABB

• Model: TU837V1

• Information: 3BSE013238R1

• Product Type: Module Termination Unit (MTU)

Electrical Ratings

• Maximum Rated Voltage: 250 V

• Maximum Rated Current: 3 A per channel

Functional Characteristics

• I/O Capacity: Supports an I/O module with up to 8 channels

• ModuleBus Distribution: Provides ModuleBus connectivity to the I/O module and forwards it to the next MTU in the rack

Physical Characteristics

• Dimensions: 16 cm × 16 cm × 12 cm

• Weight: 0.8 kg