731 ULTRAKERA™ TO VOC SENSOR

731 ULTRAKERA™ TO VOC SENSOR

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SENSOR FEATURES
  • New low power designn: 40 mA @ 1 V
  • Innovative chemiresistor technology
  • Environmental temperature range of -40 to 60°C with appropriate heater contro
  • Thermistor heater allows active control of sensor temperature based on environmental temperature
  • Environmental humidity range of 0 to 95% RH, noncondensing
  • Sensor packaged on low profile TO-46 header

ELECTRICAL CHARACTERISTICS

PropertySymbolValueRemarks
Heater Power ConsumptionPH ~40 mWContinuous At VH = 1.0V
Heater VoltageVH1.0 VDCTsensor ~220°C, RH = 16Ω°C
Heater ResistanceRH14 to 18 OhmsAt room temperature
Sensing VoltageVc2.5 VDCTypical
Typical Resistance in AirRa 200 kΩ/10 MΩ*Min / Max
Typical Resistance in 500 ppm Ethanol4R1.01 kΩ*/200 kΩ*Min / Max
Typical SensitivityRa/R50010Min
Repeatability±5% Full Scale/±10% ReadingWhichever is greater