产品介绍
The Bently Nevada 3500/25M 126398-01 Enhanced Keyphasor Module is a high-precision speed and phase reference module designed to work within the Bently Nevada 3500 machinery protection and monitoring system. It processes Keyphasor signals from rotating machinery shafts to provide accurate phase angle and speed information, which is critical for vibration analysis, balancing, and diagnostics.
This module is an enhanced version / the standard 3500/25, /fering improved signal processing, higher noise imm件y, and broader input compatibility. It can accept multiple types / transducer inputs, such as proximity probes, magnetic pickups, and TTL signals, making it suitable for various industrial applications including turbines, compressors, and large electric motors.
The 3500/25M module supports dual-channel configurations, enabling redundancy or multiple Keyphasor measurements from different shaft locations. Its robust design ensures stable operation even in electrically noisy environments, and it integrates seamlessly into the 3500 rack system for centralized monitoring and configuration.
Product Parameters
| Parameter | Specification |
|---|---|
| 型号 Number | 3500/25M 126398-01 |
| Function | Enhanced Keyphasor signal processing |
| Number / Channels | 2 independent channels |
| Compatible Inputs | Proximity probes, magnetic pickups, TTL |
| Input Frequency Range | 0.016 Hz to 20 kHz |
| Maximum Cable Length (Probes) | Up to 305 meters (1000 ft) with appropriate signal conditioning |
| Output Signal Type | Digital conditioned Keyphasor pulses |
| Operating Temperature Range | -30°C to +65°C (-22°F to +149°F) |
| Storage Temperature Range | -40°C to +85°C (-40°F to +185°F) |
| Power Consumption | < 5 W |
| Installation Slot | Any standard 3500 rack slot (subject to configuration) |
| Diagnostics | Self-test, error logging, alarm indication |
| Communication Interface | Via 3500 rack backplane to system processor |
| Firmware Upgrade | 支持ed via 3500 configuration s/tware |
| Dimensions | 119.9 x 24.4 x 256.5 mm |
| 重量 | 0.34 kg |
Product Applications
The 3500/25M Enhanced Keyphasor Module is widely used in industries where accurate shaft phase and speed measurements are essential. Typical applications include:
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Steam and Gas Turbines – Provides precise phase reference for synchronous vibration analysis and balancing.
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Centrifugal Compressors – Monitors rotor dynamics and supports condition-based maintenance strategies.
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Large Electric Motors – Detects phase and speed for performance monitoring.
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Pumps and Fans – Enables fault detection related to unbalance and misalignment.
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Gearboxes – Monitors input/output shaft speeds for operational efficiency.
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Industrial Generators – Tracks shaft speed for stability and synchronization control.
Product Advantages
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Enhanced Signal Processing – Improved accuracy and stability over standard Keyphasor modules.
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Wide Input Compatibility – Works with multiple transducer types for flexible installation.
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Dual Channel Capability – 支持s redundant operation or multi-point measurements.
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High Noise Imm件y – Maintains performance in challenging industrial environments.
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Comprehensive Diagnostics – Built-in self-test and error logging for quick troubleshooting.
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Seamless Integration – Fully compatible with the Bently Nevada 3500 monitoring platform.
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Remote Configuration – 支持s configuration changes without physical module access.
FAQ
1. How many Keyphasor inputs can the 3500/25M handle at once?
It supports two independent Keyphasor channels, each capable / processing separate shaft reference signals.
2. What signal types are compatible with this module?
The module accepts proximity probe, magnetic pickup, and TTL-level input signals.
3. What is the frequency range for input signals?
It supports frequencies from 0.016 Hz up to 20 kHz.
4. Can it detect reverse rotation?
Yes, the module can detect and report reverse rotation based on signal timing analysis.
5. Does it support redundant configurations?
Yes, dual channels can be configured for redundancy to improve system reliability.
6. How does the module maintain accuracy in noisy environments?
It uses advanced filtering, signal isolation, and shielding to minimize electrical noise interference.
7. Is firmware upgradeable?
Yes, firmware updates can be applied via the 3500 configuration s/tware.
8. Can this module be installed in any slot / the 3500 rack?
It can be installed in standard slots, but the slot position must be compatible with the system configuration.
9. What diagnostics are provided?
It /fers continuous self-testing, alarm indicators, and detailed fault logging.
10. Can configuration be done remotely?
Yes, full configuration can be performed remotely through the 3500 monitoring system interface.
Recommended Related 型号s (Same Series / Similar Function)
| 型号 Number | 描述 | Channels | Frequency Range |
|---|---|---|---|
| 3500/25 149369-01 | Enhanced Keyphasor Module | 2 | 0.016 Hz – 20 kHz |
| 3500/25 135473-01 | Enhanced Keyphasor Module | 2 | 0.016 Hz – 20 kHz |
| 3500/25 146031-01 | Enhanced Keyphasor Module | 2 | 0.016 Hz – 20 kHz |
| 3500/25 125792-01 | Enhanced Keyphasor Module | 2 | 0.016 Hz – 20 kHz |
| 3500/25 140734-01 | Enhanced Keyphasor Module | 2 | 0.016 Hz – 20 kHz |
| 3500/25 145489-01 | Enhanced Keyphasor Module | 2 | 0.016 Hz – 20 kHz |
Popular Bently Nevada 型号s
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|---|---|---|
| 3500/22M 288055-01 | Transient Data Interface | Data acquisition |
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