DW-500GS Gas Flow Calibrator
Application Fields:Suitable for measuring medium to high gas flow rates and calibration of related flow meters. It is an essential instrument for environmental protection, occupational health, and calibration of gas flow in various laboratories.

Product Description:
The DW-500GS is the latest generation of dry gas flow calibrator, featuring nearly frictionless pistons and infrared sensors for rapid and accurate gas flow calibration. It resolves the historical challenge of requiring soap solution by completely eliminating its need. The product is equipped with built-in temperature and pressure sensors for convenient flow conversion and sample volume calculation. Each unit offers single-button reading, automatic continuous reading, and a 10-time averaging function, with a liquid crystal display, battery capacity indicator, 5-minute automatic shutdown to conserve battery power, and an internal leakage self-test function, classifying it as a first-class flow meter.
Technical Specifications:
Flow Rate Range: 5-500 mL/min
Accuracy: ≤±1%
Measurement Method: Dry-Type
Reading Interval: 1-15s
Charging Time: 3-5 hours
Continuous Working Time: >8h
Battery Level Display: Icon indicates battery level
Auto Power Off: 5 mins
Dimensions: 150×140×70mm
Weight: 680g
Operating Temperature: 0~50℃
Ø Working Humidity: <70%RH
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