Bently Nevada 3500/45 (P/N 135137-01) 4-Channel Position I/O Monitor Module

Overview

The Bently Nevada 3500/45 135137-01 Position Monitor Module is an essential component of the Bently Nevada 3500 Machinery Protection System, engineered to gather and condition position and displacement data from various sensors. As a four-channel module, it accepts signals from proximity transducers, Rotary Position Transducers (RPTs), DC and AC Linear Variable Differential Transformers (LVDTs), and rotary potentiometers. 

This monitor module continuously processes input signals and compares the resultant values against user-programmable alarm thresholds to support machinery protection logic and prevent unexpected equipment failures. With internal terminations included, the 135137-01 I/O module simplifies installation and wiring while ensuring reliable operational performance. 

Technical Features

The 3500/45 monitor module is designed for rugged industrial environments and delivers dependable performance for critical machinery monitoring applications. Key technical attributes include:

• Four independent monitoring channels for multi-sensor input 

• Support for proximity transducers, RPTs, DC and AC LVDTs, and potentiometers 

• Internal terminations for streamlined connection and reduced external wiring complexity 

• Continuous comparison against user-configured alarm setpoints for ALERT and DANGER conditions 

• Compact and rack-mountable design compatible with the 3500 series architecture 

Industrial Applications

The Bently Nevada 3500/45 135137-01 module is widely used in industrial condition monitoring and machinery protection across sectors including:

• Power generation and turbine monitoring 

• Oil & gas and petrochemical facilities 

• Heavy manufacturing with critical rotating equipment 

• Pumps, compressors, and gear trains needing precise position/time diagnostics 

By delivering reliable position feedback and alarm logic, this module supports predictive maintenance programs and helps minimize unplanned downtime.

Installation & Integration

Designed for use within the Bently Nevada 3500 Rack system, the 3500/45 module installs into a standard rack slot alongside other monitoring modules. It interfaces with transducer wiring and communicates processed data to system controllers and alarm logic processors. Proper installation and configuration via 3500 rack configuration software ensure that each channel performs its intended monitoring functions. 

FAQ

What is the Bently Nevada 3500/45 135137-01 used for?

It serves as a 4-channel position I/O monitor module that conditions and compares sensor signals against programmed alarm values for machinery protection. 

Which sensors are supported by this module?

It supports proximity transducers, RPTs (Rotary Position Transducers), DC and AC LVDTs, and rotary potentiometers. 

Does the module include internal terminations?

Yes, the 135137-01 variant includes internal terminations for simplified wiring. 

Can this module be used with the 3500 machinery protection system?

Yes — it is specifically designed for integration within the Bently Nevada 3500 monitoring system architecture. 

Call to Action

Request a quote for the Bently Nevada 3500/45 135137-01 Position Monitor Module and strengthen your industrial condition monitoring setup. Contact Seven Star LLC for pricing, availability, and technical assistance.