Description Overview GAOTek air flowmeter Tool is designed for gas analyzers, mass spectrometers, gas distribution instruments, and other industries to do research and development of a high-precision, low-temperature float, fast response, and high reliability of the product. It is equipped with an industrial MEMS flow sensing chip, high-end electromagnetic proportional valve, 316 stainless steel gas path seats, etc. It has an E as an analog signal, 0-5V control, and the base is stainless steel. Features It has explosion-proof gas mass protection It can be used in different conditions Can be used easily with one hand Equipped with LCD display and digital analog output The range is from 100 sccm to 800 slm Technical Specifications Type Of Medium Air, Nitrogen, Oxygen, Carbon Dioxide, Helium, Hydrogen, Methane, Argon, etc. Range 0 to 20, 50, 100, 200, 500) SCCM (0 to 1, 5, 10, 50, 100, 200, 500, 800) slm Precision 0.01 sccm, 100 sccm 1 sccm, 1 slm 0.01 slm, >5 slm Distinguishability Minimum 0.01 SCCM Response Time 10 ms Repeated Accuracy ≤ ± 0.2 % F.S. Maximum Withstand Voltage 1 MPa Body Material Base: Aviation aluminum alloy (batch optional 316L stainless steel) Shell: aluminum alloy Communication RS232 or 485MODBUS protocol Output 4 mA to 20 mA Power Supply 24 V DC Temperature 32 °F to 122 °F (0 °C to 50 °C)
