Product Details: Bently Nevada 84140-01 is an XDUCR I/O Relay & Record Terminal plug-in module for Bently Nevada 3300 machinery protection system, compliant with API 670 machinery protection standard. This Relay & Record Terminal Board receives seismic transducer input signals, converts vibration variation into measurable values, and integrates dual relay alarm output and recorder terminal interfaces. The relay contacts can trigger alert and danger interlock signals to realize machinery protection shutdown when vibration exceeds preset threshold. It adopts rack plug-in installation structure and gets power supply from rack backplane, integrating signal conditioning, waveform filtering and sensor fault diagnosis circuit. Built-in fault detection function can identify sensor open circuit, short circuit and wiring abnormality and output fault indication signal. The circuit board is processed with conformal coating, featuring strong anti-electromagnetic interference performance, adapting to power plant and petrochemical industrial environments with vibration and electric field interference. During installation, field sensor signal cables shall adopt shielded cable, and signal cables should be separated from high-voltage power cables to reduce signal noise. Routine maintenance should check terminal fastening status and module running condition, and regular calibration is recommended to guarantee long-term measurement accuracy. Widely used in power generation, petrochemical and heavy industrial fields, this Machinery Vibration Monitor monitors casing vibration of turbines, centrifugal compressors, generators, fans and pumps, supports real-time equipment status tracking, historical data recording and protection interlock, protects rotating components and reduces unplanned equipment shutdown.

Core Attributes:

Brand: Bently Nevada

Model: 84140-01

Product Type: XDUCR I/O Relay & Record Terminal Module

Input: Seismic vibration transducer signal input

Output: Dual relay contact output, recorder terminal output

Mount: Rack plug-in module for 3300 system

Features: Dual relay alarm output, recorder terminal, sensor fault detection, conformal coated PCB, API 670 compliant