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Bently Nevada 125720-01 4-Channel Relay I/O Module, Full-High Module for Industrial Automation Control

The 4-Channel Relay Module offers four relay outputs designed for use in industrial automation systems. It supports independent programming for each channel, providing flexible control logic solutions.

Product Overview

The Bently Nevada 125720-01 is a 4-Channel Relay I/O Module designed for critical industrial automation control systems. As a full-height module compatible with 3500 series racks, it delivers reliable relay output functionality for machinery protection and process monitoring applications. This module ensures precise signal management in demanding environments including power generation, oil & gas, and heavy manufacturing.

Technical Specifications

Brand Bently Nevada
Model Number 125720-01
Module Type Data Manager I/O Module
Compatibility 3500 Rack Systems
Interface Protocol TDXnet, TDIX, DDIX
Dimensions 24.2 x 11.2 x 2.5 cm (L x H x D)
Weight 0.4 kg


Bently Nevada 125720-01 Front View
Bently Nevada 125720-01 Side View
Bently Nevada 125720-01 Installation

Applications & System Integration

This 4-channel relay module is engineered for integration with Bently Nevada 3500 monitoring systems in critical applications:

  • Turbine vibration monitoring and protection systems
  • Safety Instrumented Systems (SIS) redundancy configurations
  • PLC/DCS control system interface modules
  • Rotating machinery emergency shutdown circuits

Commonly paired with 3500/15, 3500/20, and 3500/22M frames. Compatible with all 3500 series processors and monitoring modules.

Why Choose Hong Kong Saul Electric?

Hong Kong Saul Electric Co., Ltd. is Asia’s premier industrial automation supplier with 15+ years of technical excellence. As a certified Bently Nevada partner, we maintain the region’s largest inventory of specialized automation components across 40+ brands.

Our services include:

  • Expert pre-sales technical consultation
  • 1-year comprehensive warranty on all components
  • Priority sourcing for obsolete or hard-to-find modules
  • Global shipping with real-time tracking

For pricing details or custom requirements: Contact us directly via WhatsApp

Email inquiries: 3931184055@qq.com

Can’t find your specific model? Our specialists will source it for you.




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