1 PC GMV-2021B MEMS H2 Sensor

GMV-2021B hydrogen sensor is a gas sensor based on all solid state MOS principle of advanced MEMS architecture. Hydrogen in the environment will lead to the change of MOS conductivity, which is an exponential function of hydrogen concentration. Application Hydrogen fuel cell automobiles,electric vehicles EV Energy storage lithium battery pack /power station Energy storage battery / power station Hydrogen detection in other scenarios Features All solid state, lightweight, low power consumption, long life, excellent anti-interference capability. Specifications Part No. GMV-2021B Sensor Type MEMS-MOS Standard Encapsulation Ceramic Target Gas H2 Detection Range 0.1～1000ppm(H2)   Standard Circuit Conditions Loop Voltage VC ≤24V DC Heater Voltage VH 2.5V±0. 1V AC or DC Load Resistance RL Adjustable     Sensor character under standard test conditions Heater Resistance RH 80Ω±5Ω（Room temperature） Heater consumption PH ≤50mW sensitive materials resistance RS 1KΩ～30KΩ(in 200ppmH2) Sensitivity S R0(in air)/Rs(in 200ppmH2)≥5 Concentration slope α ≤0.6(R500ppm/R200ppmH2)   * The description and specifications might be changed without notice. Please contact us for the latest information before placing orders.