• Bently Nevada 136703-01
  • Bently Nevada 136703-01
  • Bently Nevada 136703-01
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Bently Nevada 136703-01 3500/50 Discrete Internal Barrier I/O Module

Bently Nevada 136703-01 3500/50 Discrete Internal Barrier I/O Module

Description

The Bently Nevada 136703-01 is a Discrete Internal Barrier I/O Module designed for the 3500 Machinery Protection System. This module provides 16 channels of digital I/O and features integrated intrinsically...

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Availability: Low stock: 8 left

SKU: 136703-01
Vendor: Bently Nevada
Category: I/O Module
Related Series:

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Description

The Bently Nevada 136703-01 is a Discrete Internal Barrier I/O Module designed for the 3500 Machinery Protection System. This module provides 16 channels of digital I/O and features integrated intrinsically safe (IS) barriers, allowing for direct connection to field devices located in hazardous areas without the need for external barrier hardware. It is engineered for 24V DC logic applications and supports redundant configurations to ensure high availability in critical monitoring environments.

Features

  • 16-channel digital I/O capacity for high-density monitoring.
  • Integrated intrinsically safe barriers for simplified hazardous area interfacing.
  • Supports redundant module configurations for fault-tolerant operation.
  • Integrated internal terminations for streamlined field wiring.
  • Front-panel LED status indicators for rapid diagnostics and health monitoring.
  • Compatible with standard 3500 system rack backplanes.

Applications

This module is primarily utilized in industrial environments where digital signals from hazardous areas must be monitored by a 3500 system. Typical applications include monitoring of valve positions, limit switches, and other discrete sensors in oil and gas, petrochemical, and power generation facilities.

Technical Specifications

Model 3500/50 136703-01
I/O Channels 16
Voltage Range 5-30V DC
Input Impedance 3k Ohm
Max Voltage (Ui) 30V DC
Max Current (Ii) 100mA
Operating Temperature -30 degC to +70 degC
Humidity 5-95% RH (non-condensing)

Installation Guidelines

  • Ensure the 3500 rack is powered down before inserting or removing the I/O module to prevent electrical damage.
  • The module must be installed in a designated 3500 system rack slot with the appropriate backplane.
  • Use proper ESD precautions when handling the module to prevent damage to internal circuitry.
  • Ensure all field wiring is routed according to local hazardous area installation codes and the specific intrinsic safety control drawings provided by Bently Nevada.
  • Verify that the module is fully seated and the front-panel screws are tightened to ensure proper grounding and mechanical stability.

FAQ

Is this module compatible with all 3500 racks?

The 136703-01 is designed for use within the Bently Nevada 3500 series monitoring system. Ensure your system backplane and firmware support the 3500/50 discrete I/O configuration.

Does this module require external barriers?

No, this specific model (136703-01) features integrated internal barriers, which eliminates the need for external IS barrier hardware for the connected digital signals.