Allen-Bradley MVI56-LTQ | Network Interface Module

Product Overview

The MVI56-LTQ is a Limitorque Valve Network Interface Module by ProSoft Technology, designed for Allen-Bradley ControlLogix systems. It enables fast, reliable communication between ControlLogix processors and Limitorque valve actuators.

Communication and Data Transfer

This module supports ladder logic data transfer with baud rates from 1,200 to 38,400, providing asynchronous communication for efficient network operation.

Compatibility and Rack Integration

The MVI56-LTQ occupies a single slot in either local or remote ControlLogix racks, making it adaptable for flexible industrial setups.

Network Capacity

It manages 1–150 active valves, with a total storage and transfer capacity for 150 valves. The module implements a polling scheme optimized for valve actuator networks.

Power and Backplane Specifications

The MVI56-LTQ draws 800 mA at 5 V DC from the ControlLogix backplane, ensuring consistent energy supply for reliable operation.

Advantages and Applications

Engineered for industrial automation, the MVI56-LTQ streamlines communication between PLC processors and Limitorque actuators. Its robust design ensures precise data transfer and supports large actuator networks without compromising system performance.