Xi'an Yunyi Instrument Co., Ltd
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram |
| Supply Ability | 1000-5000pcs |
| Delivery Time | 10 work days |
| Packaging Details | cardboard box |
| Brand Name | YUNYI |
| Model Number | MF4000 |
| Certification | CE |
| Place of Origin | China |
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Product Specification
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram | Supply Ability | 1000-5000pcs |
| Delivery Time | 10 work days | Packaging Details | cardboard box |
| Brand Name | YUNYI | Model Number | MF4000 |
| Certification | CE | Place of Origin | China |
| High Light | low-flow gas flow meter ，gas flow meter no compensation ，3-8mm diameter gas flow meter | ||
MF4000 Gas Mass Flow Meter
Product Overview
The MF4000 Series represents an advanced gas mass flow measurement solution specifically engineered for low-flow applications in 3-8 mm diameter pipelines. Utilizing cutting-edge MEMS thermal sensor technology, this flow meter delivers direct mass flow measurement without the need for external temperature or pressure compensation.
Technical Features
Advanced Sensing Technology: MEMS-based thermal measurement principle
Compact Design: Optimized for 3-8 mm pipeline applications
Direct Mass Flow Measurement: No additional temperature/pressure compensation required
High Precision: Exceptional accuracy and repeatability
Flexible Output: Multiple output signal options available
Performance Specifications
Pipe Diameter Range: 3-8 mm
Measurement Type: Gas mass flow
Technology: MEMS thermal sensor
Installation: In-line pipeline mounting
Key Advantages
Simplified installation and operation
Reduced maintenance requirements
Reliable performance in low-flow conditions
Broad compatibility with various gases
Typical Applications
Industrial gas monitoring systems
Medical equipment gas flow measurement
Laboratory research applications
Process control in instrumentation
The MF4000 Series combines sophisticated MEMS technology with practical design to provide a reliable and accurate solution for demanding low-flow gas measurement applications across multiple industries.
The key specifications for the MF4000 series (with models MF4003 for 3mm diameter and MF4008 for 8mm diameter) are summarized in the table below:
| Parameter / Feature | MF4003 | MF4008 | Unit(s) |
|---|---|---|---|
| Pipe Diameter | 3 | 8 | mm |
| Max Flow Rate (Range) | 2, 3, 4, 5 | 10, 20, 30, 40, 50 | SLPM |
| Accuracy | ±(1.5 + 0.2FS)% | ±(1.5 + 0.2FS)% | % |
| Repeatability | 0.25% | 0.25% | % |
| Response Time | 10 (default, configurable) | 10 (default, configurable) | ms |
| Power Supply | 8~24 VDC, 50mA | 8~24 VDC, 50mA | - |
| Output Options | RS232, RS485, 0.5~4.5 VDC | RS232, RS485, 0.5~4.5 VDC | - |
| Operating Pressure | ≤0.5 | ≤0.5 | MPa |
| Operating Temperature | -10 to +55 | -10 to +55 | °C |
| Mechanical Connection | BSPT 1/4", 4/6/8mm | BSPT 1/4", 4/6/8mm | - |
| Display & Interface | 4-digit LED, buttons for config | 4-digit LED, buttons for config | - |
The MF4000 series stands out due to several important features:
High Precision & Wide Rangeability: Offers an accuracy of ±(1.5+0.2FS)% and a impressive 100:1 turndown ratio, allowing for reliable measurement across a broad flow range.
MEMS Sensor Technology: The core MEMS thermal sensor provides fast response times (as low as 10 ms), high stability, and measures mass flow directly, eliminating the need for external temperature or pressure compensation.
Flexible Output & Communication: Provides multiple output options including analog voltage (0.5~4.5 VDC), RS232, and RS485, facilitating easy integration into various control and monitoring systems.
User-Friendly Design: Features an LED display for showing instantaneous and cumulative flow, and allows for on-site parameter configuration via buttons.
Compact & Versatile Installation: Its compact design and multiple available connection types (threaded or quick-connect) make it easy to install in diverse applications and space-constrained environments.
Low Power Consumption: With a typical requirement of 50 mA, it is suitable for applications where power efficiency is important, including potentially battery-operated systems.
The MF4000 gas mass flow meter is versatile and is commonly used in:
Medical & Healthcare Equipment: Anesthesia machines, ventilators, respiratory devices, hospital oxygen supply systems, and patient monitoring.
Industrial Process Control & Automation: Monitoring and controlling gas flow (e.g., compressed air, O₂, N₂, H₂, He) in various manufacturing and processing applications.
Environmental Monitoring & Analysis: Air samplers, gas analyzers, and other equipment used for environmental detection and emission monitoring.
Laboratory & Analytical Instruments: Particle counters, spectrometers, and other precision instruments requiring accurate gas flow measurement.
General Purpose Low-Flow Gas Measurement: Any application involving low flow rates of clean, dry gases in small diameter pipes where reliable data is critical.
Company Details
Business Type:
Manufacturer,Exporter
Year Established:
2007
Total Annual:
1000000-2000000
Employee Number:
150~200
Ecer Certification：
Verified Supplier
YUN YI ,we are professional manufacturer that engaged in the fields of pressure measurement instrument. we have 12 years sensor producing and developing experiences Xi'an Yunyi Instrument Co., Ltd is a professional R&D center and manufacture of measuring instruments.And here's a vari... YUN YI ,we are professional manufacturer that engaged in the fields of pressure measurement instrument. we have 12 years sensor producing and developing experiences Xi'an Yunyi Instrument Co., Ltd is a professional R&D center and manufacture of measuring instruments.And here's a vari...
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