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Product Introduction
The Bently Nevada 3500/72M-03-00 Recip Rod Position Monitor with I/O Module is a precision monitoring system designed for measuring the position and motion of reciprocating rods in industrial machinery. It provides real-time feedback of rod travel and vibration, enabling early detection of abnormal movement, misalignment, or mechanical faults in compressors, pumps, and other reciprocating equipment.
This system integrates both the sensor module (176449-08) and an I/O interface (+135489-01), delivering a complete solution for capturing, transmitting, and processing rod position signals. By leveraging non-contact sensing technology, the monitor ensures high accuracy without interfering with rod motion, allowing continuous, reliable operation in demanding industrial environments.
The monitor is commonly used in predictive maintenance programs and machinery protection systems, supporting early fault detection and improving overall equipment reliability. Its robust construction and seamless integration with Bently Nevada monitoring systems make it ideal for both new installations and retrofitting into existing machinery setups.
Product Specifications
| Parameter | Value |
|---|---|
| Product Name | 3500/72M-03-00 Recip Rod Position Monitor + I/O Module |
| Manufacturer | Bently Nevada |
| Part Number | 176449-08 +135489-01 |
| Sensor Type | Rod Position Sensor / Monitor |
| Measurement Principle | Non-contact displacement measurement |
| Measurement Type | Rod position, motion detection, vibration |
| Signal Output | Analog / Digital via I/O module |
| Mounting Method | Rack or cabinet mount |
| Environmental Resistance | Industrial conditions: oil, vibration, dust |
| Dimensions | 241.3 × 24.4 × 241.8 mm |
| Weight | 0.91 kg |
Applications
● Reciprocating Compressors
Monitors rod travel and vibration for early detection of abnormal operation.
● Industrial Pumps and Hydraulic Systems
Tracks rod position and motion to prevent misalignment or failure.
● Machinery Protection Systems
Provides real-time feedback for automatic alarms or shutdowns if anomalies are detected.
● Predictive Maintenance Programs
Supports condition-based maintenance by continuously monitoring rod dynamics.
● Process Automation Integration
Seamlessly feeds data to control and monitoring systems for improved operational safety.
Advantages
● Non-Contact Measurement
Ensures high-accuracy monitoring without mechanical interference or wear.
● Dual-Component System
Combines sensor and I/O module for reliable signal capture and processing.
● Early Fault Detection
Detects misalignment, excessive vibration, and abnormal rod motion, reducing unplanned downtime.
● Industrial-Grade Durability
Designed to operate in oil, dust, vibration, and harsh industrial conditions.
● Easy Integration
Compatible with Bently Nevada monitoring systems, enabling straightforward installation and deployment.
● Supports Predictive Maintenance
Facilitates data-driven maintenance decisions to optimize machinery life and performance.
