Comet U4440 Temperature, humidity, CO2 and atmospheric pressure data logger with built-in sensors (SONY LiIon 5200mAh)

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: -60 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: 700 to 1100 hPa

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

Resolution: 0.1 hPa

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

Included in delivery:

U4440

Instruction Manual

Traceable Calibration Certificate

Rechargeable Battery

Power Supply

USB-C Cable

FREE FULL VERSION Analytical Software COMET Vision

Datasheet

Manual