The 79512-03 is a high-performance Keyphasor Monitor Module designed for the Bently Nevada 3500 series machinery protection system. This dual-channel module is fundamental for advanced machinery diagnostics, providing a highly accurate phase reference signal derived from shaft rotation. By processing inputs from proximity probes or magnetic pickups, the 79512-03 generates a digital pulse once per revolution, enabling the monitoring system to calculate precise shaft speed and phase-locked vibration data. This information is critical for distinguishing between mechanical unbalance, misalignment, and other synchronous faults in high-speed turbines, compressors, and large industrial motors.
Manufacturer: Bently Nevada (Baker Hughes)
Model Number: 79512-03
Module Type: Dual-Channel Keyphasor Monitor
System Series: 3500 Monitoring System
Input Signal Support: Proximity Transducers, Magnetic Pickups, and Active (non-contact) Speed Sensors
Output Signal: TTL-compatible Keyphasor pulse to the 3500 system backplane
Channel Configuration: Two independent channels (supports redundancy or multiple shaft speeds)
Frequency Range: Supports shaft speeds from 1 RPM to 99,999 RPM
Power Consumption: Typically <5 Watts
Operating Temperature: -30°C to +65°C (-22°F to +150°F)
Mounting: Standard 3500 Rack internal slot
Net Weight: 0.998 kg (1000g)
Country of Origin: United States (USA)
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