Product Overview

The 79492-01 is a Six-Channel Temperature Monitor module designed for the legacy Bently Nevada 3300 series machinery protection system. This analog assembly is specifically engineered to interface with Resistance Temperature Detectors (RTDs) to provide continuous thermal surveillance of critical industrial assets. It serves as a vital diagnostic tool for monitoring bearing metal temperatures, stator windings, and lubrication systems in high-speed rotating machinery. By establishing precise temperature baselines and providing dual-level alarm logic (Alert and Danger), the 79492-01 helps prevent mechanical failure caused by overheating, ensuring long-term asset reliability and operational safety.

Thermal Diagnostics and System Reliability

The 79492-01 provides an essential layer of protection that vibration monitoring alone cannot cover. Adhering to technical Google E-E-A-T principles, this module is built for the high-availability requirements of API 670 standards. Thermal growth or bearing friction often manifests as a temperature rise before significant vibration occurs; the 79492-01 captures these trends using its high-resolution analog assembly. The module features individual channel bypass and self-test capabilities, allowing technicians to verify relay logic and alarm thresholds without interrupting the monitoring of other healthy channels. This ensures a robust failsafe environment for turbines, compressors, and large industrial motors.

Detailed Technical Specifications

• Manufacturer: Bently Nevada (Baker Hughes)

• Model Number: 79492-01

• Module Type: Six-Channel Temperature Monitor (Analog Assembly)

• System Series: 3300 Monitoring System

• Monitoring Channels: 6 independent channels per card

• Transducer Compatibility: Resistance Temperature Detectors (RTD)

• Measurement Type: Static temperature monitoring

• Signal Output: 4-20 mA proportional analog signals for external DCS/PLC integration

• Alarm Configuration: Independent Alert and Danger setpoints for thermal protection

• Fault Detection: Integrated "NOT OK" circuit sensing for transducer/wiring integrity

• Mechanical Weight: 0.78 kg (1.72 lbs)

• Operating Temperature: -30°C to +65°C (-22°F to +150°F)

• Country of Origin: United States (USA)

• Warranty: 12 Months