Bently Nevada 3500/20 Rack Interface Module in stock

Bently Nevada 3500/20 is the rack interface module for the 3500 machinery protection system. It acts as the main communication gateway for the entire rack, used for rack configuration and uploading machinery monitoring data. It must be installed in slot 1 next to the power supply.

This module supports TDXnet, TDIX and DDIX external communication processors. It also has TMR version for triple modular redundant applications to compare monitor channel data and report deviations.

Data Parameters

• 1. Brand: Bently Nevada (Baker Hughes)

• 2. Model: 3500/20, Part No: 125744-02

• 3. Product Type: Rack Interface Module (RIM)

• 4. Power Consumption: Typical 4.75W

• 5. Installation Slot: Slot 1 of 3500 rack

• 6. Communication: Proprietary rack bus, compatible with TDXnet / TDIX / DDIX

• 7. Feature: Standard and TMR redundant versions available

• 8. System: 3500 machinery protection & condition monitoring system

• 9. Humidity: 95% non-condensing

• 10. Operating Temperature: -30℃ ~ +65℃

Core Functions

• 1. Serve as the main interface to configure the whole 3500 rack and collect machine data.

• 2. Transfer vibration, speed and position data to external communication processors.

• 3. TMR version continuously compares three redundant monitor channels for voting.

• 4. Record system events and channel deviation alarms for troubleshooting.

• 5. It does not belong to the critical protection path and will not affect protection action.

Application Scenarios

• 1. Power plant steam turbine, generator and auxiliary machinery monitoring rack.

• 2. Oil & gas compressors, pumps and high-speed rotating equipment protection.

• 3. Petrochemical, metallurgy and heavy industry machine condition monitoring system.

• 4. TMR safety redundant monitoring system for high-risk rotating machinery.

• 5. 3500 series rack spare replacement and system maintenance.

FAQ

• 1. Q: What is Bently 3500/20?
      A: It is rack interface module for Bently Nevada 3500 machine monitoring rack.

• 2. Q: Does it participate in machine protection trip?
      A: No, it is only for communication and configuration, not part of the protection trip path.

• 3. Q: Is this model still in production?
      A: Mature legacy model, mainly supplied for aftermarket spare parts.

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