Bently Nevada 3500/25 126398-01 Keyphasor Module
The Bently Nevada 3500/25 126398-01 Keyphasor Module is a critical component for vibration monitoring systems, designed to provide precise speed and phase angle measurements. Ideal for use in industrial control applications where accurate machinery condition assessment is essential.
Module Type:Keyphasor Module
Model Number:126398-01
Series:3500/25
Brand:Bently Nevada
Input Range:0 to 15,000 RPM
Phase Angle Accuracy:±0.1 degrees
Operating Voltage:24 VDC
Environmental Rating:NEMA 4X / IP66
Weight:0.5 lbs
Dimensions:4.5 x 3.5 x 2 inches
Certifications:CE, UL, ATEX
This Bently Nevada Keyphasor Module is designed to offer high precision measurement capabilities for industrial machinery monitoring systems. The 3500/25 series, with its specific model 126398-01, delivers accurate rotational speed and phase angle data which are crucial for preventive maintenance and operational efficiency.
The module’s robust design ensures it can withstand harsh environmental conditions, making it ideal for use in manufacturing plants and industrial facilities where reliability and durability are paramount. Its NEMA 4X / IP66 rating means it’s protected against water jets and dust ingress, ensuring consistent performance even in challenging environments.
With a measurement range from 0 to 10,000 RPM and an accuracy of +/- 0.05%, this module provides reliable readings that help operators monitor machinery health in real-time. Its frequency range of 0-10 kHz makes it suitable for a wide array of industrial applications requiring precise monitoring.
The Keyphasor Module supports various output signals, including 0-10 VDC and 4-20 mA, allowing for flexible integration with different control systems. Additionally, it operates on a power supply ranging from 18-32 VDC, offering adaptability across multiple voltage standards.


















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