The Bently Nevada 3500/92-02-01-00 acts as the primary data bridge between the 3500 Machinery Protection System and external control networks. This Communication Gateway module collects critical machine data—such as vibration levels, axial position, speed, and alarm statuses—from the rack backplane and translates it into standard Modbus protocols. By providing a secure, high-speed digital link to DCS, PLC, or SCADA systems, the 3500/92 ensures that plant operators maintain full visibility of rotating asset health from the central control room. We supply this unit as 100% Brand New and Original in Factory Packing.
| Option Code | Specification | Detail |
| 02 | I/O Module Type | Modbus RS485 I/O Module (Serial) |
| 01 | Memory Type | Low Memory Configuration |
| 00 | Agency Approval | None (Standard Industrial) |
| Attribute | Specification Value |
| Protocol | Modbus RTU (via RS-485 Serial) |
| Communication Ports | 2 Independent Serial Ports |
| Baud Rate | Configurable (Up to 19.2 kbps) |
| Operating Temperature | 0°C to +60°C (32°F to +140°F) |
| Isolation | 500 Vdc Galvanic Isolation |
| Rack Slot Occupancy | One Full-height Slot |
| Power Consumption | 5.0 Watts Typical |
| Weight | 0.82 kg (Shipping weight2 kg) |
| Certifications | CE, UL, CSA, SIL3 System Compliant |
Seamless Third-Party Integration: The 3500/92-02-01-00 eliminates the need for complex hard-wiring of individual analog outputs. It transmits hundreds of static and status variables over a single RS-485 serial link, drastically reducing installation costs and cabinet wiring density.
Dual-Port Redundancy/Flexibility: The module features two serial ports. This allows engineers to connect the 3500 rack to two independent systems simultaneously (e.g., a DCS for control and a separate SCADA for historical data logging) without signal interference.
Enhanced Signal Integrity: Built-in galvanic isolation protects the 3500 rack backplane from external electrical surges or ground loops common in industrial RS-485 networks. This ensures that a fault on the communication bus does not compromise the machinery protection logic.
Efficient Memory Mapping: The Low Memory (01) configuration provides a streamlined data map, optimizing the polling speed for standard Modbus masters. This ensures that the external control system receives alarm updates and status changes with minimal latency.
Hot-Swap Support: You can replace the 3500/92 module while the rest of the rack remains energized. Since the gateway handles monitoring data and not the actual trip logic, swapping this module does not interfere with the primary machinery protection functions.
Can I use this module to send data to a 3500/94 Display Router?
No. The 3500/92 is specifically for Modbus communication with external devices (DCS/PLC). The 3500/94 is a separate module designed to drive the local VGA display. They operate independently on the system bus.
Does the 3500/92-02-01-00 support Ethernet (Modbus/TCP)?
This specific part number (Option 02) is for RS-485 Serial communication. If your system requires Ethernet connectivity (Modbus/TCP), you would typically require the 3500/92-04-01-XX configuration. Always verify your site’s communication infrastructure before ordering.
How do I configure the Modbus register map?
Configuration occurs through the Bently Nevada 3500 Rack Configuration Software. You can define which machinery parameters are mapped to specific Modbus registers to match your DCS database requirements.
What is the condition of this unit?
We guarantee that the 3500/92-02-01-00 is 100% Brand New and Original. It ships in its original Bently Nevada factory-sealed packaging with a full 12-month warranty.
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