BENTLY 125744-02 3500/20 Rack Interface Module

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The Bently Nevada 125744-02 3500/20 Rack Interface Module (RIM) is a key component of the Bently Nevada 3500 Series Monitoring System, designed for machinery protection and condition monitoring in industrial applications. 

It facilitates communication between the 3500 monitoring modules (e.g., vibration, temperature, speed) and external systems such as Distributed Control Systems (DCS), Programmable Logic Controllers (PLC), or other monitoring systems. The RIM ensures seamless data transfer, system configuration, and diagnostics.

125744-02 3500/20 RACK INTERFACE MODULE

Description：The Rack Interface Module (RIM) is the primary interface to the 3500 rack. It supports a proprietary protocol used to configure the rack and retrieve machinery information. The RIM must be located in slot 1 of the rack (next to the power supplies). The RIM supports compatible Bently Nevada external communications processors such as TDXnet, TDIX, and DDIX.  While the RIM provides certain functions common to the entire rack, the RIM is not part of the critical monitoring path and has no effect on the proper, normal operation of the overall monitoring system. One RIM is required per rack. For Triple Modular Redundant (TMR) applications, the 3500 System requires a TMR version of the RIM. In addition to all the standard RIM functions, the TMR RIM also performs "monitor channel comparison."  The 3500 TMR configuration implements monitor voting using the setup specified in the monitor options. Using this method, the TMR RIM continually compares the outputs from three (3) redundant monitors. If the TMR RIM detects that the information from one of those monitors is no longer within a configured percentof the information of the other two monitors, it will flag that the monitor is in error and place an event in the System Event List.

Key Features:

1.Communication Interface:

Acts as the primary communication link between the 3500 rack and external systems.

Supports multiple communication protocols, including Modbus, Ethernet, and OPC, for integration with various control systems.

2.System Configuration and Diagnostics:

Enables configuration of the 3500 monitoring modules using the 3500 Configuration Software.

Provides real-time diagnostics and health monitoring of the 3500 system.

3.Redundancy Support:

Supports redundant RIM configurations for high-availability applications, ensuring uninterrupted communication in critical environments.

4.Modular Design:

Designed to be installed in the 3500 rack, compatible with other 3500 series modules (e.g., 3500/42M, 3500/45, etc.).

Hot-swappable design allows for easy replacement without shutting down the system.

5.Industrial-Grade Reliability:

Built to withstand harsh industrial environments, including resistance to temperature extremes, vibration, and electrical noise.

Complies with industry standards for safety and reliability.

6.LED Indicators:

Features status LEDs for power, communication, and fault diagnostics, providing quick visual feedback on module health.

You may also need to know: 3500/20-01-01-00 

 Configuration options:

1. LEDs: Indicate the operating status of the module

2.  Hardware Switches:

3. Configuration Port: Configure or retrieve machinery data from only this rack using RS-232 protocol.

  4. Rack Interface I/O Module: Daisy chain or configure racks using RS-232 and RS-422 protocol 

  5. Data Manager I/O Module: Connect two Bently Nevada Communication Processors to the 3500 rack.

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