Introduction

The Bently Nevada 3500/42 140471-01 Prox/Velom I/O Module provides precise input processing for proximity and velocity signals within the 3500 Machinery Protection System. With internal terminals for streamlined wiring, this module ensures reliable signal transmission and accurate monitoring of rotating equipment. Its compact design, accuracy, and durability make it a key component for protecting high-value industrial machinery.

Technical Specifications

Parameter	Details
Model	3500/42 140471-01
Function	Prox/Velom I/O Module with Internal Terminals
Dimensions	241.3 × 24.4 × 99.1 mm
Weight	0.2 kg
System Compatibility	Bently Nevada 3500 Series Racks
Cooling	Natural convection
Installation	Standard 3500 rack slot
Signal Types	Proximity (Prox) and Velocity (Velom)
Channels	Multiple sensor inputs supported
Operating Environment	Industrial machinery, turbine halls, compressor stations

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Applications

The Bently Nevada 3500/42 140471-01 Prox/Velom I/O Module is designed for precise monitoring of proximity and velocity signals in industrial machinery protection systems. Common applications include:

Turbine and compressor machinery protection
Pump train monitoring
Refinery and petrochemical rotating equipment
Critical asset supervision in power generation plants
Systems requiring direct I/O connections via internal terminals

Advantages

Direct I/O Integration: Internal terminals simplify wiring and improve signal integrity.
Compact and Lightweight: Fits efficiently into standard 3500 racks without consuming excessive space.
High Accuracy: Provides precise input for Proximitor and Velocity monitoring.
Durable Construction: Reliable operation under industrial vibrations and temperature fluctuations.
Flexible System Integration: Compatible with a wide range of 3500 Proximitor sensors and monitoring modules.
Easy Maintenance: Simplified wiring and module replacement reduce downtime.

Technical FAQs

What signals does the 3500/42 module accept?
Proximity (Prox) and velocity (Velom) inputs.
Does it include internal wiring terminals?
Yes, designed with internal terminals for simplified installation.
Is it compatible with all 3500/05 racks?
Yes, fits both 7-slot and 14-slot rack configurations.
Can it be used in harsh industrial environments?
Yes, engineered for reliable operation under vibration, temperature changes, and industrial conditions.
Is redundancy supported?
Multiple modules can be installed to monitor additional channels.
Can it be hot-swapped?
Replacement should be done with power isolated, following safety procedures.
What maintenance is required?
Minimal; periodic inspection for secure wiring and dust-free connections is recommended.
Does it support integration with plant control systems?
Yes, it passes processed Prox/Velom signals to monitoring modules for system-wide integration.
What industries benefit from this module?
Power generation, oil & gas, petrochemical, and industrial machinery monitoring applications.
Can it monitor multiple sensors simultaneously?
Yes, it supports multiple Proximitor or Velocity sensor inputs depending on configuration.