Bently Nevada 3500/91-01-02-00 3500 Series EGD Communication Gateway Module

Product Overview

The Bently Nevada 3500/91-01-02-00 functions as a high-performance communication bridge that exports critical machine health data from the 3500 rack to external networks. It utilizes the Ethernet Global Data (EGD) protocol to provide deterministic, real-time data transfer to GE control systems and other compatible plant historians. This module centralizes vibration, position, and status information, allowing operators to monitor machinery health through a single digital interface. We supply this unit in 100% brand new, original condition to ensure the highest level of system availability.

Part Number Breakdown: 3500/91-01-02-00

• 3500/91: Ethernet Global Data (EGD) Communication Gateway Module

• -01: Single Ethernet / Single Serial I/O Module

• -02: External Termination I/O Module (Supports remote wiring solutions)

• -00: Standard Agency Approval (Non-Hazardous Area)

Technical Specifications

• 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 Tolerance: 95% non-condensing

• Dimensions: 241.3 mm x 24.4 mm x 241.8 mm (9.5 in x 0.96 in x 9.52 in)

• Weight: 0.79 kg (1.75 lbs)

• Protocol Support: Ethernet Global Data (EGD)

• Hardware Interface: Ethernet TCP/IP and Serial RS232/RS422/RS485

• Condition: Brand New Original

Engineering Advantages

The 3500/91-01-02-00 optimizes industrial communication through several mechanical and digital design benefits:

• External Termination Flexibility: The "-02" option supports external termination blocks. This allows engineers to land field wiring in a separate location from the 3500 rack, simplifying cable management in crowded control cabinets and easing maintenance access.

• Deterministic Data Transfer: The EGD protocol pushes data at scheduled intervals rather than waiting for requests. This eliminates network collisions and ensures your DCS receives time-critical machinery protection data without latency.

• Rugged Environmental Build: This module operates across a wide temperature range of -30°C to +65°C. The robust circuitry resists performance drift, maintaining data accuracy even in unconditioned environments near high-temperature machinery.

• EMI Interference Protection: Bently Nevada utilizes industrial-grade shielding to block electromagnetic noise. This prevents data corruption during transmission, even when the gateway operates near high-voltage motors or variable frequency drives (VFDs).

FAQs

• What makes the 3500/91-01-02-00 different from the 3500/91-01-01-00?

  The 3500/91-01-02-00 features an External Termination I/O module. While the internal version (-01-01) terminates wires directly at the back of the rack, this version allows you to use external cables to connect to a separate termination block.

• Can I use this module for Modbus communication?

  No. This specific module runs the EGD protocol. If your control system requires Modbus TCP or RTU, you should select the 3500/92 Communication Gateway instead.

• Does this unit require specific software for setup?

  Yes. You configure the EGD data pages and network settings using the Bently Nevada 3500 Rack Configuration Software. Once configured, the module operates autonomously.

• Is this a genuine Bently Nevada product?

  Yes. We guarantee this unit is 100% brand new, factory original, and ships in its original protective packaging. We include a full 1-year warranty with every purchase.