High-Precision MR-DF2 Dynamic Gas Distribution Instrument for Gas Analysis in China | Suppliers & Factory Direct
Main Features
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Complies with the relevant standards involving gas distribution instruments in HJ57-2017, HJ76-2017, HJ604-2017, HJ38-2017, supports gas mixing and distribution of multiple components, and can distribute ppb level, ppm level, percentage level, etc. concentration standard gas.
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It can be customized according to customer needs for dual-channel, three-channel, multi-channel and other composite gas distribution.
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It adopts high-quality components such as high-precision stainless steel mass flow controller, stainless steel quick-plug OD6/4mm gas interface, and high-precision rotor flowmeter to ensure high system gas distribution accuracy and reliable quality.
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Large-size LCD screen, the system runs more stably and the operation is easier.
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Adopts 19-inch 4U chassis, which is easy to integrate into the cabinet.
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Flow control adopts closed-loop fuzzy control technology, with fast response and accurate flow control.
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Zero air pressure and cylinder air pressure can be monitored in real time to ensure that the air supply pressure meets the instrument requirements.
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The gas path cleaning function in the system can ensure the accuracy of each gas distribution and the long life of the equipment.
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Dual output, automatically balances the inlet pressure of the detection equipment.
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The gas distribution instrument is equipped with temperature compensation, so customers do not need to consider the influence of temperature on equipment operating data at different temperatures.
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No preheating time is required, gas distribution can be started immediately after turning on the machine.
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Independent intellectual property rights, including invention patents and software copyrights.
Technical Indicators
| Technical Parameter | Specification / Details |
|---|---|
| Mass flow controller range | A variety of specifications can be selected according to user needs (0-5000ml/min, 5000-10000ml/min, etc.) |
| Flow accuracy | ≤1.0% |
| Flow Distribution Uncertainty | ≤0.6% |
| Flow repeatability | ≤0.2% |
| Dilution factor | When the flow rate is 2000-3000ml/min, the dilution factor is ≤50; when the flow rate is 5000-10000ml/min, the dilution factor is ≤100 |
| Turndown | 100:1 / 200:1 (Can be customized as required) |
| Maximum ratio | 1000:1 / 4000:1 (Can be customized according to needs) |
| Input pressure | 100Kpa～500Kpa (Can be customized according to user needs) |
| Usage environment | Temperature: 0～50℃, Humidity: 0-90%RH |
| Equipment pressure resistance | <1Mpa |
| Working pressure difference range | 0.05Mpa～0.3Mpa |
| Working power supply | 110VAC～240VAC/50Hz |
| Dimensions | (483×195×452)mm (customizable) |
| Weight | 15Kg (Adjustable according to appearance) |
Frequently Asked Questions
Which standards does this gas distribution instrument comply with?
The instrument fully complies with the relevant national standards involving gas distribution instruments, specifically HJ57-2017, HJ76-2017, HJ604-2017, and HJ38-2017. It supports the mixing and distribution of multi-component gases across various concentration levels (ppb, ppm, and percentage levels).
Can the channels and flow controller range be customized?
Yes. The system supports customized dual-channel, three-channel, or multi-channel composite gas distribution. Additionally, mass flow controller ranges can be selected based on your specific requirements, such as 0-5000ml/min or 5000-10000ml/min.
What is the flow accuracy and repeatability of the device?
The device features high-precision performance with a flow accuracy of ≤1.0%, flow distribution uncertainty of ≤0.6%, and a flow repeatability of ≤0.2%, ensuring highly stable and reliable gas mixtures.
Does the instrument require any preheating time before operation?
No preheating time is required. The gas distribution process can be initiated immediately after turning on the machine, which helps save operation time and increases workflow efficiency.
How does the temperature compensation feature benefit users?
With built-in temperature compensation, the instrument automatically adjusts for temperature changes. Customers do not need to calculate or worry about the influence of ambient temperature fluctuations on the equipment's operating data.
What are the power and environmental requirements for operation?
The system operates on a working power supply of 110VAC～240VAC/50Hz. The ideal usage environment is a temperature range of 0～50℃ and a relative humidity range of 0-90%RH.