Bently Nevada 125792-01 | 3500/25 Keyphasor RPM Measurement Module

Description

Product Description

Bently Nevada
3500/25 125792-01
is an enhanced Keyphasor speed measurement module.
It delivers stable RPM signals for critical rotating machinery.
The design supports harsh industrial environments.
It improves diagnostics and machine protection accuracy.

Core Advantages

• High precision speed tracking for reliable condition monitoring.
• Fast sampling supports dynamic speed changes.
• Wide temperature tolerance suits extreme sites.
• Strong noise immunity ensures clean output signals.
• Compact structure saves control cabinet space.

Technical Data

• Brand: Bently Nevada
• Series: 3500 Monitoring System
• Model: 3500/25
• Part Number: 125792-01
• Module Type: Enhanced Keyphasor Speed Module
• Measurement Range: 0 to 10,000 RPM
• Accuracy: ±0.05% of reading
• Resolution: 0.1 RPM
• Sampling Rate: 1000 Hz
• Frequency Response: Optimized for rotating equipment
• Linearity: Excellent across full range
• Output Signal: 4–20 mA industrial standard
• Power Supply: 24 VDC
• Operating Temperature: -40°C to +85°C
• Environmental Resistance: Humidity and vibration tolerant
• EMI Protection: Designed for high interference zones
• Dimensions: 120 mm x 80 mm x 40 mm
• Weight: 0.5 kg

Installation Guidelines

• Mount inside a compatible 3500 rack.
• Ensure stable 24 VDC power before wiring.
• Use shielded cables for Keyphasor inputs.
• Check grounding to reduce electrical noise.

Commissioning and Maintenance

• Simple channel configuration through system software.
• Quick signal verification during startup.
• No routine calibration required.
• Supports long-term stable operation.

Compatibility

• Fully compatible with Bently Nevada 3500 Series.
• Works with standard Keyphasor probes.
• Integrates with protection and condition modules.

Certifications and Compliance

• Manufactured under strict quality control.
• Meets industrial monitoring standards.
• Suitable for critical asset protection systems.

Packaging and Warranty

• Original industrial protective packaging.
• Includes one 3500/25 125792-01 module.
• 12-month warranty against defects.
• Fast delivery via FedEx, UPS, or DHL.

Typical Applications

• Fans for airflow speed supervision.
• Pumps to prevent cavitation damage.
• Compressors for efficiency control.
• Conveyor systems for speed consistency.
• Mixers requiring stable rotation control.

Diagnostic Capabilities

• Accurate reference speed for vibration analysis.
• Supports phase and speed diagnostics.
• Improves fault detection accuracy.

FAQ

• What is the main function of this module?
• It provides precise RPM reference signals for rotating machines.
• Can it work in high temperature environments?
• Yes. It operates reliably up to +85°C.
• Is this module difficult to configure?
• No. Engineers complete setup quickly using standard tools.
• How does it improve diagnostics?
• Stable speed data improves vibration and phase analysis.
• How should I select the right Keyphasor module?
• Match rack type, speed range, and probe compatibility.

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