SKU: AAT141-S50 S2

Yokogawa AAT141-S50 S2 CENTUM VP TC/MV Input Module

The Yokogawa AAT141-S50 S2 is a precision TC/MV Input Module designed for the CENTUM VP system. It provides isolated thermocouple and millivolt signal processing with integrated burnout protection, ensuring accurate temperature monitoring and signal stability in demanding DCS applications.

Product Description

The Yokogawa AAT141-S50 S2 serves as a high-performance analog input interface specifically engineered for the CENTUM VP Distributed Control System (DCS). This module accepts low-level signals from thermocouples (TC) and millivolt (mV) transducers, converting these delicate analog inputs into precise digital data for the system’s field control units. By providing high-density input channels, the AAT141-S50 S2 enables comprehensive temperature and low-voltage monitoring across expansive industrial sites.

To maintain maximum signal integrity, Yokogawa incorporates individual channel isolation within the AAT141-S50 S2 architecture. This design choice effectively eliminates ground loops and prevents electromagnetic interference from compromising data accuracy. Furthermore, the module includes advanced diagnostic features such as burnout detection, which alerts operators immediately if a sensor wire fails. Because the module utilizes energy-efficient circuitry, it maintains a low thermal footprint even when fully populated in a high-density control cabinet.

Integration remains straightforward due to the module’s compatibility with standard CENTUM VP terminal blocks and field wiring interfaces. The robust construction allows it to operate reliably in harsh industrial environments, featuring built-in protection against over-voltage and over-current events. Consequently, the AAT141-S50 S2 remains a preferred choice for critical process industries—including chemical refining and power generation—where stable and accurate temperature measurement is vital for operational safety.