Product Description

The 3500/94 (Part Number 147663-01) is a specialized VGA Display Interface Module engineered for the Bently Nevada 3500 Series Machinery Protection System. Unlike standard monitoring modules that process sensor signals, the 3500/94 serves as the system's primary visualization hub. It collects data from all other modules in the rack via the high-speed internal backplane and formats it for output to a local VGA monitor. This allows operators to view real-time machinery health data, including vibration levels, thrust position, speed, and temperature, directly at the machine train or on the control panel door.

Designed for enhanced situational awareness, the 147663-01 supports touch-screen technology, enabling intuitive navigation through system menus. It provides comprehensive diagnostic views such as the System Event List, Alarm Event List, and a dedicated Rack View that complies with API-670 standards. With nine customizable display options, operators can tailor the visual output to focus on critical assets. The module supports remote mounting, allowing the VGA monitor to be positioned up to 8 meters (25 feet) from the 3500 rack, providing flexibility for ergonomic cabinet design in harsh industrial environments.

Technical Specifications

• Model Number: 3500/94

• Part Number: 147663-01

• Manufacturer: Bently Nevada (Baker Hughes)

• Module Type: VGA Display Interface / I/O Module

• Output Signal: Standard VGA Video (Analog)

• Touch-Screen Support: Compatible with resistive touch-screen monitors

• Data Refresh Rate: Real-time update from 3500 system backplane

• Max Distance: 8 meters (25 feet) using standard VGA cabling

• Display Content: API-670 Rack View, Channel Data, Alarm/Event Lists

• Configurable Views: 9 independent, user-selectable screen layouts

• System Integration: Occupies one full-height slot in the 3500 rack

• Configuration Tool: 3500 Rack Configuration Software

• Operating Temperature: -30 °C to +65 °C (-22 °F to +149 °F)

• Weight: 1.15 kg (Module and I/O card combined)

• Certifications: CE, CSA, ATEX for industrial environments

Application & Comparative Advantage

The 3500/94 is indispensable for local machinery protection where a dedicated operator interface is required without needing a full DCS connection or a separate PC. While a 3500/42E monitor module focuses on the precision measurement of vibration signals, the 3500/94 focuses on the interpretation of that data. It acts as the "face" of the 3500 system, ensuring that maintenance teams can immediately identify which channel has entered an alarm state during a trip event, facilitating rapid troubleshooting and root-cause analysis.

Frequently Asked Questions

Do I need a specific monitor for the 3500/94 module?

The 147663-01 is compatible with most industrial-grade VGA monitors. However, to utilize the interactive menu features, a monitor supporting the specific touch-screen protocol defined in the Bently Nevada 3500 manual is required.

Can I view data from multiple racks on one 3500/94 module?

No. The 3500/94 is designed to display data specifically for the rack in which it is installed. For multi-rack visualization, a System 1 software platform or a networked HMI solution is recommended.