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730 UltraKera™ Carbon Monoxide (CO) Sensor

Sensor Features

  • New low power design
  • Environmental temperature range of -40 to 60°C with appropriate heater control
  • Thermistor heater allows active control of sensor temperature based on environmental temperature
  • Environmental humidity range of 0 to 95% RH, non-condensing
  • Sensor packaged on low profile TO-46 header

Electrical Characteristics

Property Symbol Value Remarks
Heater Power Consumption PH ~20 mW Continuous at VH = 0.65V
Heater Voltage VH 0.65 VDC Tsensor ~100°C
Heater Current IH ~30 mA Tsensor ~100°C
Heater Resistance RH 15 to 17 Ohms At room temperature
Sensing Voltage VC 2.5 VDC Typical
Typical Resistance in Air Ra 2 MΩ/2000 MΩ* Min/Max
Typical Resistance in 500 ppm CO4 R500 100 kΩ/10 MΩ* Min/Max
Repeatability ±5% Full Scale/±10% Reading Whichever is Greater
Accuracy ± 5% of Full Scale 0-5% CO