Product Details:

The Emerson 1172C27H01 is a rack-mounted vibration and displacement monitor module designed for large rotating machinery protection systems. This monitor module receives eddy current sensor signals from shaft probes, converts raw analog eddy signals into standard data, and performs real-time closed-loop calculation of radial vibration and rotor axial displacement. It continuously compares measured vibration and distance values against user-defined alarm and trip thresholds. When parameters exceed safe limits, the module outputs relay alarm and trip signals to shut down equipment and protect turbines, compressors and other high-value rotating assets. Integrated signal conditioning and noise filtering circuits reduce false alarms triggered by oil mist, vibration and electromagnetic noise in heavy industrial environments. Industrial-grade electronic components and robust PCB layout deliver stable long-running performance under harsh factory conditions. It adopts standard rack slot installation for quick installation and direct replacement inside the machinery monitor cabinet, effectively cutting down equipment maintenance downtime. The Emerson 1172C27H01 cooperates with speed monitor modules, power units and eddy current probe assemblies to realize full condition monitoring of rotating equipment. It is widely deployed in steam turbines, gas turbines, centrifugal compressors and large pumps in power plants, oil & gas and chemical plants, providing reliable asset protection and minimizing unexpected production shutdown caused by rotor faults.

Specifications

Brand: Emerson

Model: 1172C27H01

Product Type: Vibration and Displacement Monitor Module

Function: Eddy signal processing, vibration & displacement calculation, alarm and trip relay output

Application: Steam turbine, gas turbine, centrifugal compressor, rotating machinery protection system

Feature: Anti-interference, adjustable alarm thresholds, rack slot mounting, fast fault response