701 TRACE HYDROGEN SENSOR

701 TRACE HYDROGEN SENSOR

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SENSOR FEATURES
  • High sensitivity to low hydrogen concentrations (10 - 1000 ppm)
  • Fast response time (15 seconds at 100 ppm)
  • Environmental temperature range of -20 to 50°C
  • Environmental humidity range of 0 to 90% RH, noncondensing
  • Low dependence on flow rate

ELECTRICAL CHARACTERISTICS

PropertySymbolValueRemarks
Heater Power ConsumptionPH ~600 mWAt VH = 5.4
Heater VoltageVH5.4 VDCTsensor ~240°C
Heater ResistanceRH30Ω ± 2ΩAt Room Temparature
Sensing VoltageVc5.0 VDCRecommended
Resistance in AirRa 2.0 MΩ/500 MΩMin / Max
Resistance in 500 ppm H2R5005 kΩ/500 kΩMin / Max
SensitivityRa/R500> 25Min