3500/94-06-00-00 Bently Nevada Modbus RTU Gateway Interface

Product Description

The 3500/94 (3500/94-06-00-00) is a high-performance communication and visualization module for the Bently Nevada 3500 Machinery Protection System. It serves a dual purpose: acting as a Modbus RTU gateway to bridge rack data with external control systems (DCS/PLC) and providing a dedicated VGA output for local machinery data visualization. The 3500/94 (Order Option: 06-00-00) is essential for facilities requiring real-time, on-site diagnostics without the need for a separate workstation.

By utilizing the 3500/94 (3500/94-06-00-00), engineers can drive industrial-grade monitors, such as the 15-inch Advantech resistive touch display, to view bar graphs, event lists, and current values directly at the cabinet. Simultaneously, the module provides a robust RS-485 serial link to ensure that machinery health data is seamlessly integrated into the plant's overall SCADA architecture. This module is designed for continuous operation in harsh industrial environments, featuring integrated status diagnostics and "OK" indicators to ensure the integrity of the data transmission path.

Detailed Technical Specifications

The 3500/94 (3500/94-06-00-00) system is categorized by the following physical and electrical parameters:

• Manufacturer: Bently Nevada (Baker Hughes)

• Model/Order Code: 3500/94-06-00-00

• Protocol Support: Modbus RTU (via RS-485)

• Baud Rates: Configurable from 1200 to 115200 baud

• Interface Ports: VGA (Analog Video), RS-232 (Touch controller data), High-speed network port (Monitor status)

• Display Output: Supports 15" VGA industrial monitors (e.g., FPM-8151H)

• Power Supply: Drawn directly from the 3500 rack backplane; Front port provides 24 Vdc out for external display

• Operating Temperature: -20°C to +65°C (-4°F to +149°F)

• Storage Temperature: -40°C to +85°C (-40°F to +185°F)

• Humidity: 95% non-condensing

• VGA Module Dimensions: 241.3 mm x 24.4 mm x 241.8 mm

• I/O Module Dimensions: 241.3 mm x 24.4 mm x 99.1 mm

• Weight: 0.73 kg (Monitor module) / 0.34 kg (I/O module)

• Compliance: FCC Part 15, EMC (EN 61000-6-2/4), CE, UL/CSA (Class I Div 2), RoHS