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Bently Nevada 3500/22M TDI Rack Communication Module

  • Model: 350022M
  • Brand: Bently Nevada
  • Series: 3500
  • Core Function: Transient data interface to software
  • Product Type: Transient Data Interface (TDI) Module
  • Key Specs: Ethernet link, collects steady-state and waveform data, combines RIM + comms processor
  • Condition: New Original / New Surplus
Categories: , , , , SKU: 3500/22M Brand:

Description

3. Key Technical Specifications

  • Module Type: 3500/22M Transient Data Interface (TDI)
  • Communication: Ethernet (10/100Base-TX or fiber options) to host software
  • Data Collection: Continuous steady-state and transient dynamic waveforms
  • Compatibility: Interfaces with M-series monitors (3500/40M, 3500/42M, etc.)
  • Rack Position: Slot adjacent to power supplies
  • Status LEDs: Front panel indicators for module and link status
  • Power: Backplane powered from 3500 rack supplies
  • Operating Temperature: -30°C to +65°C
  • Agency Approvals: Available with CSA, ATEX options depending on configuration
  • I/O: Pairs with dedicated TDI I/O module (rear slot)

4. Product Introduction

The Bently Nevada 350022M is the 3500/22M Transient Data Interface module. It serves as the primary link between the 3500 monitoring rack and System 1 Condition Monitoring software. It collects both static data and transient waveforms from connected monitors and passes them over Ethernet.

This module replaces older RIM units while adding built-in data collection capability. It keeps protection functions independent while enabling full diagnostics for turbines, compressors, and other critical assets.

3500/22M
3500/22M

5. Troubleshooting Quick Reference

Symptom Possible Cause Relevance to this Part Quick Check Method Recommendation
No Ethernet link Cable or IP config ✅ High Check link LEDs and ping from host PC Verify network settings and cables
No data in System 1 Configuration error ✅ High Confirm rack scan in configuration software Reload configuration to TDI
Module fault LED Hardware issue ✅ High Observe front panel LEDs Reseat module or replace
Missing transients Buffer or sampling issue ✅ Medium Check software data acquisition settings Adjust collection parameters
Slow response Network congestion ❌ Medium Test direct connection Isolate network segment

Include software version, network details, and LED status when contacting support.

6. Frequently Asked Questions (FAQ)

What makes the 350022M different from the older 3500/20 RIM? It combines rack interface functions with transient data collection. This eliminates the need for a separate communication processor in many setups.

Does the TDI affect machinery protection? No. Protection functions remain independent. The TDI only handles data export and configuration.

Is it available with fiber optic Ethernet? Yes. Different I/O module options support 10/100Base-TX copper or 100Base-FX fiber. Specify your network requirements when ordering.

Can I hot-swap the 350022M? In redundant TDI configurations yes. For single TDI racks, a short outage is required. Follow site procedures.

What software versions does it support? It works with current System 1 and 3500 Configuration Software. Check Bently Nevada compatibility matrix for your exact versions.

How do you test these modules? We install them in a test rack with sample monitors, verify Ethernet connectivity, and confirm data flow to configuration software. Full test reports provided.

Why stock this for urgent needs? The TDI is a single point of communication for the rack. Downtime here stops monitoring. We maintain inventory of common 3500/22M configurations for fast replacement