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- Bently Nevada
- 3500/25 128726-01
- Enhanced Keyphasor Module I/O 3500-25
- USA
- 241 mm x 24 mm x 241 mm
- 0.45kg
- Xiamen, China
- New & In Stock
- T/T, PayPal, Western Union
- 1 Year
- 1-3 Working Days
- DHL, UPS, TNT, FedEx and EMS.
- 24-Hour Service
- COO
- 64
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Global Logistics
We have a 10-year logistics and express cooperation agreement, so our products can be shipped to any place in the world.
Brand new and original
Our products are imported in bulk from the place of origin. Because of the cooperative relationship, our products are all original and 100% new.
24-hour service
We provide 7*24 hours service to our customers. We will be there whenever you need us.
Price advantage
All our products are priced very favorably because we have our own warehouse and supply.
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📘 Product Introduction: Bently Nevada 3500/25 128726-01
The Bently Nevada 3500/25 128726-01 is a key component within the 3500 Series Machinery Protection System. Designed to provide accurate, real-time machinery condition data, this module functions as a Keyphasor® Interface. It is responsible for conditioning the signal from a Keyphasor transducer and transmitting this signal to other modules in the system, such as vibration monitors.
Used widely in industrial environments, the 3500/25 ensures reliable and precise speed and phase reference signals, critical for machinery diagnostics and protection. Built for robust industrial applications, this module ensures long-term durability, accurate timing data, and dependable integration with the entire 3500 series monitoring rack.
🧾 Product Specifications
| Parameter | Value |
|---|---|
| Model Number | 3500/25 128726-01 |
| Type | Keyphasor Module |
| Input | Magnetic or Proximity Probe Input |
| Channels | 2 Independent Channels |
| Outputs | TTL Compatible Square Wave |
| Signal Conditioning | Adjustable Threshold and Hysteresis |
| Communication Interface | Proprietary Internal Bus |
| Compatible Rack System | 3500 Series |
| Mounting | 3500 Rack Slot (Single Width) |
| Power Consumption | < 3 Watts |
| Operating Temperature | -30°C to +65°C |
| Storage Temperature | -40°C to +85°C |
| Humidity | 95% Non-Condensing |
| Dimensions (H x W x D) | 241 mm x 24 mm x 241 mm |
| Weight | 0.45 kg |
| Certifications | CE, CSA, ATEX |
🏭 Product Applications
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Turbomachinery Monitoring: Accurate shaft rotational data for steam, gas turbines.
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Industrial Pumps and Compressors: Keyphasor signals for vibration phase referencing.
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Gearbox Monitoring: Detection of gear faults using phase tracking.
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Generator Systems: Synchronizing vibration monitoring with rotational speed.
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Refinery and Petrochemical Equipment: High-reliability applications in hazardous zones.
⭐ Key Product Benefits
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High Accuracy: Ensures precise detection of key shaft positions for phase and speed measurements.
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Dual-Channel Functionality: Allows redundancy or multi-signal processing from multiple sensors.
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Robust Design: Engineered for harsh environments and long-term operation.
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Integrated System Compatibility: Fully integrates with 3500 Series racks and other monitoring modules.
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Real-time Diagnostics: Supports continuous machine protection and analysis.
🏷️ Brand & Series Information
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Brand: Bently Nevada
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Series: 3500 Machinery Protection Series
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Function: Vibration and Rotational Speed Monitoring Interface
🔄 Related Models from the Same Series or Function
| Model | Description | Input Type | Channels | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|---|
| 3500/22M 288055-01 | Transient Data Interface | Ethernet | 2 | 241 x 24 x 241 | 0.50 |
| 3500/33 149986-01 | 16-Channel Relay Module | Digital Relay | 16 | 241 x 24 x 241 | 0.55 |
| 3500/42M 140734-02 | Proximitor® / Seismic Monitor | Proximity / Seismic | 4 | 241 x 24 x 241 | 0.47 |
| 3500/40M 140734-01 | Proximitor® Monitor | Proximity Probe | 4 | 241 x 24 x 241 | 0.46 |
| 3500/32M 149992-01 | 4-Channel Relay Module | Relay | 4 | 241 x 24 x 241 | 0.50 |
🌟 Top 5 Popular Models from the Same Brand
| Model | Description | Input Type | Channels | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|---|
| 3500/15 106M1079-01 | Power Supply Module (AC) | AC Power | – | 241 x 24 x 241 | 0.48 |
| 3500/05 140734-02 | System Rack | Module Rack | – | 267 x 483 x 318 | 6.80 |
| 3300 XL 8mm | Proximity Transducer System | Proximity | 1 | Probe Length Dependent | 0.30 |
| 3500/93 149992-01 | Display Interface Module | LCD / LED Display | – | 241 x 24 x 241 | 0.60 |
| 3500/60 140734-01 | Temperature Monitor Module | RTD / Thermocouple | 6 | 241 x 24 x 241 | 0.45 |
❓ Product FAQ – Bently Nevada 3500/25 128726-01
Q1: What is the main function of the 3500/25 module?
A1: The primary function is to receive and condition signals from Keyphasor probes, providing a TTL square wave output for use by other monitoring modules in the system.
Q2: Can this module be used with other series outside the 3500?
A2: No, the 3500/25 is specifically designed for integration with the 3500 Series rack system.
Q3: How many channels does it support?
A3: It supports 2 independent Keyphasor channels for redundant or dual-probe configurations.
Q4: Is the module hot-swappable?
A4: No, it is not hot-swappable. The system must be powered down before installing or replacing the module.
Q5: What types of sensors are compatible with this module?
A5: Magnetic pickups and proximity probes such as the 3300 XL series are commonly used.
Q6: What are typical applications of this module?
A6: It’s commonly used in turbines, compressors, gearboxes, and other rotating machinery for phase and speed reference.
Q7: Is the module programmable or configurable?
A7: Yes, configuration is done through the 3500 Configuration Software to set thresholds, pulse detection parameters, and signal conditioning.
Q8: Does it support hazardous environment installation?
A8: Yes, the module is certified for ATEX and CSA environments, allowing it to be used in explosive atmospheres.
Q9: What maintenance does the module require?
A9: Very little; periodic signal checks and cleaning connectors during scheduled maintenance is usually sufficient.
Q10: Can two Keyphasor signals be processed independently?
A10: Yes, the dual-channel architecture allows separate processing for each probe input.
Authenticity guarantee
All product specifications are original and authentic imported products. We have an annual sales volume of 300 million yuan, and we only produce original and authentic products. All customers who cooperate with us directly online can enjoy low discounts.
Free warehouse
We have a complete range of product models, 80% of conventional models are in stock, and we have established channels in Asia, Africa, North America, South America, and Europe, effectively shortening the order processing time and satisfying customers in a timely manner.
Technical Team
Fast delivery. Spot goods can be shipped on the same day, and the delivery time transaction is 20% faster than that of peers on average, with a delivery time accuracy rate of 99%.
Thoughtful after-sales service
24-hour after-sales service guarantee team, professional and standardized management service system.