Bently Nevada | 3500/25 149369-01 | Enhanced Keyphasor Module

The Bently Nevada 3500/25 (149369-01) Enhanced Keyphasor Module is a specialized dual-channel signal processing and timing component engineered specifically for the Bently Nevada 3500 Machinery Protection System. Designed for critical rotating machinery environments, this module acquires signals from Keyphasor transducers (such as proximity probes observing a shaft keyway or once-per-turn mark) and provides digital speed measurements, phase angle data, and trigger pulses to monitor modules within the rack. It acts as a vital synchronization bridge, empowering plant operators and reliability engineers with precise rotational speed tracking, vector analysis, and dependable machinery phase verification.

The following parameters outline the technical blueprint and physical characteristics of the module, adhering to rigorous industrial machinery standards:

• 🔹 Brand: Bently Nevada
• 🔹 Model: 3500/25 (149369-01)
• 🔹 Series: 3500 Machinery Protection and Monitoring Platform
• 🔹 Product Name: Enhanced Keyphasor Module
• 🔹 Channel Capacity: 2 Independent Keyphasor Input Channels
• 🔹 Input Frequency Range: 0.1 Hz to 660 Hz (6 to 39,600 RPM)
• 🔹 Country of Origin: United States / European Union
• 🔹 Condition Status: Brand New / Factory Sealed / Refurbished Options Available
• 🔹 Dimensions: Standard 3500 Rack Monitor Slot Form Factor
• 🔹 Weight: Approx. 0.90 kg (1.98 lbs)

To support scalable machinery protection system expansion, timing upgrades, and turbomachinery modernization, the following ten related modules and hardware components within the Bently Nevada 3500 system series are highly recommended:

• 🔸 Bently Nevada 3500/05 – Instrument Rack Assembly Unit for 3500 System Cards
• 🔸 Bently Nevada 3500/15 – AC/DC Power Supply Module for System Energization
• 🔸 Bently Nevada 3500/20 – Rack Interface Module (RIM) for System Communication
• 🔸 Bently Nevada 3500/22M – Transient Data Interface Module for Advanced Data Collection
• 🔸 Bently Nevada 3500/42M – Proximitor / Seismic Monitor Module for Vibration Analysis
• 🔸 Bently Nevada 3500/40M – Proximitor Monitor Module for Radial Vibration and Position
• 🔸 Bently Nevada 3500/45 – Position Monitor Module for Thrust and Differential Expansion
• 🔸 Bently Nevada 3500/50 – Tachometer Module for Speed Measurement and Overspeed Protection
• 🔸 Bently Nevada 3500/60 – Temperature Monitor Module for Bearing and Process Monitoring
• 🔸 Bently Nevada 3300 XL – Proximity Transducer System for Precision Vibration Sensing