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- Epro
- MMS3125
- Dual-Channel Shaft Vibration Transmitter
- Germany
- 324 ×125.75 × 127.5 mm
- 1.3 kg
- Xiamen, China
- New & In Stock
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- 1 Year
- 1-3 Working Days
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We have a 10-year logistics and express cooperation agreement, so our products can be shipped to any place in the world.
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Our products are imported in bulk from the place of origin. Because of the cooperative relationship, our products are all original and 100% new.
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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 Overview
In industrial rotating machinery systems, advanced vibration monitoring is essential for ensuring equipment safety, performance, and long-term reliability. The Epro MMS3125 Dual-Channel Shaft Vibration Transmitter is designed to deliver high-precision monitoring with enhanced diagnostic capabilities for critical applications.
This transmitter features dual-channel input, allowing simultaneous monitoring of two independent shaft vibration signals. Compared to standard models, the MMS3125 provides improved signal processing, expanded functionality, and enhanced system integration, making it suitable for complex and high-demand industrial environments.
Technical Specifications
| Parameter | Details |
|---|---|
| Manufacturer | Epro |
| Model | MMS3125 |
| Product Type | Dual-Channel Shaft Vibration Transmitter |
| Measurement Type | Shaft vibration monitoring |
| Input Channels | 2 channels |
| Input Signal | Eddy current sensors / proximity probes |
| Output Signal | 4–20 mA / voltage output |
| Frequency Range | 0 – 10,000 Hz |
| Measurement Range | Configurable |
| Accuracy | High precision industrial grade |
| Dimensions | 324 × 125.75 × 127.5 mm |
| Weight | 1.3 kg |
| Power Supply | 24 VDC |
| Mounting | Rack / panel mounting |
| Application | Rotating machinery monitoring |
| Environment | Industrial-grade |
| Reliability | Designed for continuous operation |
Function and Working Principle
The MMS3125 operates as a dual-channel vibration transmitter, receiving input signals from eddy current sensors or proximity probes installed near rotating shafts.
This enables:
Simultaneous monitoring of two vibration measurement points
Advanced signal processing and filtering
Accurate detection of vibration amplitude and condition trends
Real-time conversion into standardized output signals
The transmitter processes sensor data and delivers stable output signals for integration into industrial monitoring and control systems.
Role in Industrial Control Systems
The MMS3125 plays a critical role in machinery protection and condition monitoring systems, supporting:
Turbine and compressor vibration monitoring
Shaft condition analysis
Equipment protection and shutdown systems
Predictive maintenance strategies
Its enhanced diagnostic capabilities improve system reliability and maintenance efficiency.
Industrial Applications
The Epro MMS3125 is widely used in:
Steam and gas turbines
Compressors and pumps
Power generation plants
Oil and gas processing facilities
Industrial automation systems
High-speed rotating machinery
It is particularly suitable for complex systems requiring advanced monitoring and high reliability.
Installation and System Integration
Proper installation ensures optimal performance:
Mounted in racks or control panels
Connected to eddy current sensors or proximity probes
Integrated into PLC, DCS, or SCADA systems
Configured according to application requirements
Installation must follow wiring and grounding standards
Correct setup ensures accurate monitoring and long-term stability.
Compatible System Components
The MMS3125 typically works alongside:
Epro PR6423 / PR6424 / PR6426 series sensors
Signal converters such as CON021 or CON041
Monitoring systems like MMS6000
Control and protection units
Data acquisition and SCADA systems
These components form a comprehensive machinery monitoring solution.
Recommended Alternative Models
| Model | Type | Key Feature | Application |
|---|---|---|---|
| MMS3120 | Vibration Transmitter | Enhanced processing | Advanced systems |
| MMS3110 | Vibration Transmitter | Standard dual-channel | General monitoring |
| MMS3000 Series | Monitoring Modules | Modular design | Flexible systems |
| PR6424 + CON021 | Sensor System | Medium probe size | Standard applications |
| Bentley Nevada 3500 Series | Monitoring System | Industry benchmark | Critical machinery |
Key Advantages
Dual-channel monitoring capability
Advanced signal processing and diagnostics
High precision and stable performance
Flexible integration with industrial systems
Robust design for demanding environments
Suitable for continuous operation
Technical FAQs
What is the main function of the MMS3125?
It monitors shaft vibration using two channels and provides processed output signals for control systems.
What makes MMS3125 different from MMS3120?
MMS3125 offers enhanced diagnostic capabilities and expanded system integration features.
Where is it typically used?
It is used in turbines, compressors, and other critical rotating machinery.
Conclusion
The Epro MMS3125 Dual-Channel Shaft Vibration Transmitter is a high-performance solution for advanced industrial vibration monitoring. Its enhanced processing capability, robust design, and dual-channel functionality make it ideal for complex and critical machinery protection systems.
For engineers and maintenance professionals, it provides a reliable way to improve equipment performance, reduce downtime, and ensure safe operation in demanding industrial environments.