COMET U4440 Temperature, humidity, CO2 and atmospheric pressure data logger with built-in sensors

Product Details

• Code
  U4440
• Warranty
  3 years
  
  
  

  TECHNICAL DATA

  MEASURED VALUE

  Temperature

  Relative humidity

  Counted values (dew point…)

  CO2

  Atmospheric pressure

  TEMPERATURE SENSOR

  Measuring range -20 to +60 °C

  Accuracy ±0.4 °C

  Resolution 0.1 °C

  HUMIDITY SENSOR

  Measuring range 0 to 100 % RH

  Accuracy ± 1.8 % RH

  Resolution 0.1% RH

  DEW POINT

  Measuring range -90 to +60 °C

  Accuracy ±1.5 °C at ambient temperature T <25 °C and RH >30 %

  Resolution 0.1 °C

  CO2 SENSOR

  Measuring range 0 to 5000 ppm

  Accuracy ±(50ppm +3% from reading) at 25°C and 1013hPa

  Resolution 1 ppm

  ATMOSPHERIC PRESSURE SENSOR

  Measuring range 600 to 1100 hPa

  Accuracy ±1.3 hPa at 23 °C from 800 to 1100 hPa

  Resolution 0.1 hPa

  GENERAL TECHNICAL DATA

  Operating temperature -20 to +60 °C

  Channels internal sensor for temperature, humidity, CO2 and atmospheric pressure

  Memory 500,000 values in noncyclic logging mode; 350,000 values in cyclic record mode

  Recording interval adjustable from 1 s to 24 h

  Display and alarm refresh adjustable 1 s, 10 s, 1 min

  Recording mode noncyclic - data logging stops after filling the memory
  cyclic - after filling memory oldest data is overwritten by new

  Real time clock year, leap year, month, day, hour, minute, second

  Power battery SONY LiIon 5200mAh

  Protection class IP20

  Dimensions 61 x 93 x 53 mm

  Weight (including batteries) approx. 250 g

  Warranty 3 years