• Bently Nevada 133323-01
  • Bently Nevada 133323-01
  • Bently Nevada 133323-01
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Bently Nevada 133323-01 Modbus RS485 I/O Module

Bently Nevada 133323-01 Modbus RS485 I/O Module

Description

The Bently Nevada 133323-01 is a dedicated Modbus RS485 I/O module designed for integration with the 3500/92 Communication Gateway within the Bently Nevada 3500 Machinery Protection System. This module serves...

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SKU: 133323-01
Vendor: Bently Nevada
Category: I/O Module
Related Series:

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Description

The Bently Nevada 133323-01 is a dedicated Modbus RS485 I/O module designed for integration with the 3500/92 Communication Gateway within the Bently Nevada 3500 Machinery Protection System. This module serves as the rear I/O interface, enabling the 3500 system to exchange real-time machinery data, including vibration measurements, shaft displacement, temperature values, and system diagnostics, with external automation platforms such as PLCs, DCS, SCADA, and HMI systems via the Modbus RTU protocol.

Features

  • Provides serial RS485 communication interface for Modbus RTU protocol.
  • Supports both 2-wire and 4-wire (full-duplex) serial configurations.
  • Configurable baud rates from 1200 to 115200 bps.
  • Selectable data formats (8N1, 8E1, 8O1).
  • Designed for seamless integration with the 3500/92 Communication Gateway.
  • Enables plant-wide data exchange for critical machinery monitoring.

Applications

  • Steam, hydraulic, and industrial gas turbines.
  • Centrifugal, axial, screw, and reciprocating compressors.
  • Critical power generation equipment in hydroelectric and combined-cycle plants.
  • Large industrial electric motors and pumps.

Technical Specifications

Model 133323-01
Protocol Modbus RTU (RS485)
Power Supply 24V DC (±10%)
Power Consumption 5.6W (typical)
Isolation 1500V AC (channel-to-bus)
Operating Temperature 0 degC to +65 degC
Storage Temperature -40 degC to +85 degC
Baud Rate 1200–115200 bps (configurable)

Installation Guidelines

  • System Integration: This module is intended for installation as the rear I/O component of the 3500/92 Communication Gateway in a standard 3500 rack.
  • Handling: Ensure the rack is powered down before inserting or removing the module to prevent electrical damage or system faults.
  • Wiring: Use high-quality, shielded RS485 cabling for serial connections. Ensure proper termination for the RS485 bus to maintain signal integrity over long distances (up to 1,220 meters).
  • Environment: Ensure the rack is installed in a clean, dry environment with adequate ventilation to maintain operating temperatures within the specified 0 degC to +65 degC range.
  • ESD Precautions: Always follow standard electrostatic discharge (ESD) prevention practices when handling electronic modules.

FAQ

What is the function of the 133323-01?

It is a Modbus RS485 I/O module that acts as the communication interface for the 3500/92 Gateway, allowing the 3500 system to communicate with third-party industrial automation systems.

Does this module include the main gateway?

No, the 133323-01 is the rear I/O module only. The 3500/92 Communication Gateway is a separate component.

What is the maximum cable distance for the RS485 connection?

The total RS485 cable run can extend up to 1,220 meters (4,000 feet) depending on cable quality and network configuration.