Introduction

The Bently Nevada 3500/25 125800-01 + 149369-01 I/O Module with Enhanced Key Phase Module combines precise phase measurement and keyed I/O connectivity. It delivers reliable, error-proof integration with 3500 Series monitoring systems for critical rotating machinery applications.

Technical Specifications

Parameter	Description
Model	3500/25 125800-01 + 149369-01
Module Type	I/O Module + Enhanced Key Phase Module
Dimensions	119.9 × 24.4 × 256.5 mm
Weight	Approx. 0.34 kg
Mounting Method	Rack-mounted in 3500 Series systems
Application Environment	Rotating machinery monitoring and industrial automation

Recommended Related Models

These Bently Nevada modules are commonly paired with the 3500/25 + Enhanced Key Phase Module for complete machinery monitoring solutions.

Bently Nevada 3500/45 Reciprocating Rod Position Monitor
Bently Nevada 3500/77 Cylinder Pressure Input/Output Module
Bently Nevada 330101-00-14-10-02-05 3300 XL Proximity Probe
Bently Nevada 3500/33 Proximity Probe I/O Module

Popular Related Models

The following Bently Nevada modules and monitoring components are frequently selected for similar rotating machinery applications.

Bently Nevada 3500/25 125800-01 + 149369-01 I/O Module + Enhanced Key Phase Module
Bently Nevada 3500/45 Reciprocating Rod Position Monitor
Bently Nevada 3500/77 Cylinder Pressure Input/Output Module
Bently Nevada 330104-01-08-50-01-CN 3300 XL Proximity Probe

Applications

The Bently Nevada 3500/25 I/O Module combined with the Enhanced Key Phase Module is engineered for precise machinery monitoring and control. It ensures accurate signal management and secure keyed connections in industrial systems.

Integration with Bently Nevada 3500 Series vibration and machinery monitoring systems
Monitoring and control of rotating machinery in industrial plants
Accurate phase and keyed signal management for sensors and actuators
Industrial applications in power generation, oil & gas, and heavy manufacturing
Systems requiring secure, error-proof installation and high-precision signal output

Advantages

Designed for reliability, precision, and ease of installation, this module combination minimizes operational errors and ensures consistent performance in critical industrial processes.

Enhanced keying ensures correct module placement and phase alignment
Compact, lightweight, and rugged design for industrial environments
Provides accurate phase signal measurement for 3500 Series systems
Reduces installation errors and wiring complexity
Compatible with existing Bently Nevada 3500 Series modules for scalable monitoring systems

Technical FAQs

What is the primary function of this module combination?
It provides keyed I/O interface and enhanced phase signal management for 3500 Series systems.
Which applications benefit most from these modules?
Rotating machinery monitoring in power plants, oil & gas facilities, and manufacturing plants.
Is it suitable for continuous industrial operation?
Yes, it is designed for reliable 24/7 use.
What sensors and devices can it interface with?
Proximity probes, speed sensors, and other machinery monitoring devices.
What are the mounting options?
Rack-mounted within 3500 Series control systems.
Does the enhanced key phase feature prevent installation errors?
Yes, it ensures correct module orientation and precise phase alignment.
What is its physical footprint?
Dimensions: 119.9 × 24.4 × 256.5 mm; weight approx. 0.34 kg.
Does it require configuration software?
Yes, integration uses standard 3500 Series configuration and monitoring tools.
What maintenance is required?
Minimal; routine inspection and cleaning are recommended.
Can it operate in harsh industrial conditions?
Yes, it is designed for vibration, temperature, and industrial environment tolerance.