The Honeywell MU-TAIH02 is a robust high-level analog input processor engineered for integration into industrial process control environments. This module facilitates the acquisition of signals from a variety of field instrumentation, including voltage and current sources, as well as 2-wire and self-powered transmitters. Featuring 16 differential input channels, it is specifically designed to maintain signal integrity in electrically demanding settings such as power generation facilities, chemical processing plants, and refinery automation systems.

Features

• 16 differential analog input channels with high common mode rejection.
• Integrated 16-bit A/D conversion architecture for precise measurement.
• Supports multiple signal ranges: 0-5V, 1-5V, 0.4-2V, and 4-20mA (via 250 Ohm conversion).
• Includes single-pole RC filtering (-3 dB at 1 Hz) to mitigate normal mode interference.
• High input impedance (>10 MOhm) ensures minimal loading on field sensors.
• Internal protection circuitry allows for +/- 30V differential input tolerance.

Applications

The MU-TAIH02 is widely utilized in Distributed Control Systems (DCS) for continuous process monitoring. Its high-accuracy sampling makes it suitable for turbine monitoring, mining automation, and general industrial instrumentation where stable, low-noise signal processing is required to prevent process instability.

Technical Specifications

Installation Guidelines

• Ensure the system power is completely disconnected before attempting to install or remove the module from the rack or chassis.
• Use shielded twisted-pair cabling for all analog input signals to minimize electromagnetic interference (EMI).
• Maintain proper grounding practices for the cable shields at the designated grounding point to ensure effective noise rejection.
• Verify that the module is fully seated in the chassis backplane connector to ensure reliable communication and power distribution.
• Avoid routing signal cables in close proximity to high-voltage power lines or high-frequency switching equipment.
• Ensure adequate ventilation around the rack to maintain operating temperatures within the specified range.

FAQ

What is the primary function of the MU-TAIH02? The MU-TAIH02 acts as a high-level analog input processor that converts various field signals into digital data for use within a Honeywell process control system.

Does this module support 4-20mA signals? Yes, the module supports 4-20mA signals through the use of an integrated 250 Ohm resistance conversion.

What is the sampling speed of this module? The module provides a scan rate of 4 samples per second per channel, with all 16 channels sampled within a 250 ms window.