High-Precision Dynamic Gas Distribution Meter MR-DF3 for Calibration – China Suppliers & Factory Solutions
Main Feature
Complies with the relevant standards involving Gas Distribution Instruments in HJ57-2017, HJ604-2017, and HJ38-2017, supports multi-channel gas mixing and distribution, and can distribute various concentration standard gases such as ppb level, ppm level, and percentage level;
It can be customized according to customer needs for dual-channel, three-channel, multi-channel and other composite gas distribution;
Use high-quality components such as high-precision stainless steel mass flow controllers and high-precision rotameter to ensure high system gas distribution accuracy and reliable quality;
Large LCD screen, the system runs more stably and the operation is easier;
Flow control adopts closed-loop fuzzy control technology, with fast response and accurate flow control;
Zero air pressure and cylinder air pressure can be monitored in real time to ensure that the air supply pressure meets the instrument requirements;
The gas path cleaning function in the system can ensure the accuracy of each gas distribution and the long life of the equipment;
No preheating time is required, gas distribution can be started when the machine is turned on;
Can be used portablely, with built-in lithium battery, which can work continuously for 20 hours.
Application Areas
Metrology institutes at all levels
Certification agency
Laboratory
Scientific research and development
Manufacturer of detectors
Technical Parameters
| Mass flow controller range | Can be selected according to user needs |
| Flow accuracy | <1%F.S |
| Flow linearity | ±0.3%F.S |
| Flow repeatability | ±0.2%F.S |
| Turndown | 100:1(Can be customized as required) |
| Maximum ratio | 1000:1(Can be customized according to needs) |
| input pressure | 100Kpa~500Kpa(Can be customized according to user needs) |
| Usage environment | temperature:-10℃~+50℃; Relative humidity:<80%RH(No condensation) |
| Equipment pressure resistance | <1Mpa |
| Working pressure difference range | 0.05Mpa~0.3Mpa |
| Working power supply | 110VAC~240VAC，50±0.5Hz，Built-in lithium battery can work for 20 hours |
| Dimensions | (420X200X350)mm |
| weight | 8Kg |