Overview
The Bently Nevada 3500/45 module configured with part numbers 176449-04 and 135137-01 is a high-resolution position and vibration monitor. It combines proximity probe inputs with seismic measurements to deliver displacement and vibration signals, providing machinery protection and diagnostics for critical rotating equipment.
General Information
Part Numbers: 176449-04 + 135137-01
Brand / Country of Origin: Bently Nevada / USA
Manufacturer: Bently Nevada (Baker Hughes)
Series: 3500 Protection System
Type: Proximitor / Seismic Monitor Module
Mounting: Installed in a 3500 series rack
Power Specifications
Supply Voltage: Approximately 18–32 V DC via the 3500 rack
Power Consumption: Moderate level optimized for continuous operation
Protection: Internal signal filtering and isolation are included to ensure stable readings
Communication & Interface
Interface: Backplane connection through the 3500 system
Supported Inputs: Both proximity probe displacement and seismic velocity or acceleration measurements
Outputs: Buffered analog transducer outputs plus 4–20 mA channel feedback
Diagnostics: LED indicators show module status, bypass mode, and communication health
Environmental
Operating Temperature: –30 °C to +65 °C
Humidity: 5% to 95% RH, non-condensing
Installation Requirements: Mount within industrial rack cabinet to minimize vibration and EMI
Reliability: Engineered for robust performance under extreme industrial conditions
Dimensions & Weight
Dimensions (L × W × H): 241.3 × 24.4 × 241.8 mm
Weight: ~0.91 kg
