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3. Key Technical Specifications
- Ethernet Standards: 10BASE-T and 100BASE-TX (IEEE 802.3 compliant)
- Operating Temperature: -30°C to +65°C (-22°F to +150°F)
- Storage Temperature: -40°C to +85°C (-40°F to +185°F)
- Humidity: 95% noncondensing
- Dimensions (H x W x D): 241.3 mm x 24.4 mm x 99.1 mm (9.50 in x 0.96 in x 3.90 in)
- Weight: 0.39 kg (0.85 lbs.)
- Rack Space: 1 full-height rear slot
- Power Consumption: Integrated with 3500/91 main module (typically low, under 6W combined)
- Compatibility: 3500/91 EGD Communication Gateway Module (161204-01)
- Protocols Supported: EGD, Modbus TCP (via gateway), high-speed data transfer
- LED Indicators: Link, TX/RX activity
4. Product Introduction
The Bently Nevada 161216-01 is the Ethernet 10BASE-T/100BASE-TX I/O module designed for the 3500/91 Communication Gateway in 3500 Series machinery protection systems. It handles high-speed EGD communications to integrate rack-monitored vibration, position, and status data with plant control systems and historians.
Field teams choose this module for reliable Ethernet connectivity in critical rotating machinery monitoring. It delivers consistent data exchange without custom programming in most EGD setups and works directly in existing 3500 racks. In field deployments of 3500 systems, this I/O module has proven solid for uptime where fast, accurate data transfer to DCS or SCADA matters most.
- 161216-01
- 161216-01
5. Troubleshooting Quick Reference
| Symptom | Possible Cause | Relevance to this Part | Quick Check Method | Recommendation |
|---|---|---|---|---|
| No link LED on Ethernet port | Cable issue or switch port down | High | Verify cable with tester, check switch port status | Replace cable first; test with known good port |
| No communication with host (EGD timeout) | Configuration mismatch or I/O not seated | High | Check 3500 Configuration Software for module status; verify IP settings | Confirm main 161204-01 module and I/O seating; reload config |
| Intermittent TX/RX activity | Network congestion or grounding | Medium | Monitor with packet analyzer on switch | Check shielding and grounding per manual; reduce network load |
| Module not recognized in rack | Backplane or power issue | Low | Check OK LED on main gateway module; measure backplane voltage | Inspect rack power supplies before swapping I/O |
| High temperature alarms | Poor airflow in cabinet | Low | Measure ambient temp at rack; check fans | Improve ventilation; module rated to +65°C |
If you see persistent issues after these checks, contact technical support with photos of module LEDs, diagnostic logs from the 3500 system, and network details.
6. Frequently Asked Questions (FAQ)
Is the 161216-01 hot-swappable? No. You must power down the rack before installing or removing this I/O module. Hot-swapping risks backplane damage or data corruption in the 3500/91 gateway.
What does it pair with? It works exclusively with the 3500/91 main Communication Gateway module (161204-01). You need both for full Ethernet functionality.
Is this New Surplus or refurbished? New Original / New Surplus. These units come from OEM excess inventory with full traceability. We perform full functional testing on our 3500 rack before shipping.
Will it work with my existing 3500 rack? Yes, if you already have or add the 3500/91 gateway. Confirm firmware compatibility in the 3500 Configuration Software. Older racks may need a software update for full EGD support.
How do I configure the Ethernet settings? Use the 3500 Rack Configuration Software to set IP address, subnet, and EGD parameters. The module gets its settings from the main gateway module.
What about warranty and lead time? 1-year warranty on tested New Surplus units. Most stock ships same day or next business day. Contact us for current availability on this part number.
Can I use it for Modbus TCP? Yes, the 3500/91 gateway supports Modbus TCP over this Ethernet I/O module in addition to EGD. Check your specific control system requirements for mapping.
