Description
- Model: 136719-01
- Brand: Bently Nevada (Baker Hughes)
- Series: 3500 High-Precision Machinery Protection System Series
- Core Function: Converts sensor signals to keyphasor data for rotor monitoring
- Type: Keyphasor I/O Monitoring Module
- Key Specs: IS safety grounding design, multi-sensor signal adaptation, rack bus compatible
- Supply Status: In stock
- Stock: Available
- Warranty: 1 year
- Ship From: China

Bently Nevada 136719-01
Product System Overview
The Bently Nevada 136719-01 is a professional enhanced Keyphasor input and grounding I/O module tailored for the Baker Hughes 3500 machinery protection system. As a core signal conversion and safety grounding component of the industrial TSI monitoring system, it perfectly matches the standard 3500 rack architecture and works collaboratively with monitoring cards, power supply units and communication modules to build a complete API 670-compliant machinery safety supervision solution. This module specializes in receiving and processing pulse signals from on-site proximity probes and magnetic pickup sensors, undertaking key phase signal conversion and intrinsic safety grounding protection tasks. It enables stable data synchronization with System 1 diagnostic software and mainstream DCS/SCADA industrial control platforms, providing accurate phase reference data for overall system dynamic analysis. With reliable field performance verified by global industrial projects, it serves as a standard replacement part for system maintenance, equipment upgrading and faulty module renewal.
Core Product Functions
This high-performance I/O module undertakes precise key phase signal acquisition, intelligent data conversion and system safety grounding protection for industrial rotating machinery monitoring systems. It efficiently receives original pulse signals from proximity sensors and magnetic speed pickups installed on rotating shafts, and converts analog sensor signals into standard digital Keyphasor signals that can be identified and analyzed by the 3500 system. These accurate key phase data provide essential synchronous reference benchmarks for rotor vibration analysis, shaft position calibration and dynamic fault diagnosis. Meanwhile, the module integrates professional intrinsic safety grounding functions to stabilize on-site circuit potential, suppress stray current interference and protect field sensors and rack equipment from surge damage. It supports real-time signal status feedback and abnormal fault recording, assisting engineers in equipment operation status judgment, fault tracing and daily system maintenance.

Bently Nevada 136719-01
Product Features & Technical Advantages
The 136719-01 module features outstanding signal processing capability, intrinsic safety performance and industrial environmental adaptability, meeting high-standard industrial monitoring and safety requirements. Adopting optimized signal conditioning technology, it effectively filters on-site electromagnetic clutter and signal noise, ensuring high-fidelity and low-distortion conversion of key phase pulse signals. The built-in intrinsic safety grounding design greatly improves the safety and stability of equipment operation in flammable and explosive industrial areas, avoiding circuit faults and equipment damage caused by static electricity and surge currents. It supports flexible compatibility with multiple sensor types and stably cooperates with all 3500 series functional modules, featuring strong system adaptability and expandability. Equipped with real-time self-diagnosis function, it can automatically detect signal anomalies and module operating faults to reduce monitoring blind spots. The standardized half-height rack-mounted plug-and-play structure simplifies on-site installation and replacement, effectively shortening maintenance downtime and reducing system operation costs.
Industrial Application Scenarios
This high-reliability Keyphasor I/O module is widely deployed in key industrial scenarios equipped with Bently Nevada 3500 machinery protection systems. It is mainly applicable to thermal power plants, combined cycle power stations, petrochemical refining bases, oil and gas compression stations and large metallurgical enterprises. It provides accurate key phase signal acquisition and safety grounding protection for core high-speed rotating equipment such as steam turbines, gas turbines and centrifugal compressors. As an indispensable signal conversion and safety protection unit of the 3500 TSI system, it supports in-depth dynamic analysis of mechanical equipment, effectively guarantees the accuracy of system monitoring data, and ensures long-term safe and stable operation of industrial core production equipment.

Bently Nevada 136719-01
