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Genuine Automation Parts | Worldwide Express Delivery | 12-Month Warranty — [GET A QUOTE]
The 3500/25 (125792-01) is a specialized half-height, two-channel module designed for the 3500 Machinery Protection System by Bently Nevada.
This enhanced module processes signal inputs from proximity probes and magnetic...
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The 3500/25 (125792-01) is a specialized half-height, two-channel module designed for the 3500 Machinery Protection System by Bently Nevada.
This enhanced module processes signal inputs from proximity probes and magnetic pickups to generate precise timing references. It is essential for determining shaft rotational speed and calculating vector-based parameters, including 1X vibration amplitude and phase lag.
By providing an accurate once-per-turn reference signal, the 3500/25 (125792-01) enables advanced diagnostic analysis for rotating machinery, supporting phase-based vibration monitoring and dynamic balancing applications.
| Parameter | Specification |
|---|---|
| Identification | 3500/25 (125792-01) |
| Input Compatibility | Proximitor sensors; Magnetic Pickups (passive/active) |
| Signal Channels | Two independent channels per module |
| Signal Processing | Enhanced Keyphasor functionality for improved phase accuracy |
| Power Consumption | 3.2 W nominal |
| Environmental Protection | Optional conformal coating for harsh environments |
| Operating Temperature | -40°C to +85°C (-40°F to +185°F) |
| Dimensions (H × W × D) | 119.9 mm × 24.4 mm × 256.5 mm |
| Weight | 2.34 kg |
The 3500/25 (125792-01) is typically deployed in:
Power generation facilities
Oil and gas processing plants
Wastewater treatment systems
It is commonly installed on critical rotating assets such as:
Steam turbines
Centrifugal compressors
Large industrial pumps
The module provides essential phase reference information for rotor balancing, resonance identification, orbit analysis, and advanced vibration diagnostics.
Q1: What is the difference between the standard 3500/25 and the 125792-01 Enhanced version?
A: The 125792-01 enhanced version incorporates improved signal conditioning circuitry, delivering higher signal-to-noise ratios and superior phase measurement accuracy compared to legacy non-enhanced models. It also supports a wider input frequency range, making it more suitable for high-speed machinery applications.
Q2: Does this module require a specific I/O module?
A: Yes. The 3500/25 (125792-01) must be paired with the appropriate Keyphasor I/O module (internal or external termination) installed at the rear of the 3500 rack to ensure proper functionality.
