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Customer Support

U2422 | Pressure & CO2 Data Logger

Datalogger for external CO2 probe up to 10.000 ppm with built-in atmospheric pressure sensor

1 in stock (can be backordered)

$ 2,375.00 Ex. GST


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Battery powered datalogger with internal atmospheric pressure sensor and for external CO2 probe up to 10 000ppm. In case of exceeded set limits alarms are indicated by LED, LCD and acoustically by built-in beeper.

The recording is performed in a non-volatile electronic memory. The data can be transferred to a PC via USB-C.

Recorder includes Traceable calibration certificate with declared metrological traceability of etalons is based on requirements of EN ISO/IEC 17025 standard.

Warranty: 3 years


  • U2422
  • CO2 Sensor (Range 0-10.000ppm) with 2m cable
  • Instruction Manual
  • Traceable Calibration Certificate
  • Rechargeable Battery
  • Power Supply
  • USB-C Cable
  • FREE Analytical Software COMET Vision


Counted values (dew point…)
Atmospheric pressure


Measuring range 0 to 10 000 ppm
Accuracy 100 ppm + 5% of the measured value at 23 °C a 1 013 hPa
Resolution 1 ppm
External probe cable length CO2 1, 2 or 4 meters


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 atmospheric pressure and CO2 sensor with the cable
Memory 500,000 values in noncyclic logging mode; 350,000 values in cyclic record mode
Recording interval adjustable from 10 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 Li-Ion battery A8200, 3.6V/5200mAh
Protection class IP54
Dimensions 61 x 93 x 53 mm
Weight (including batteries) approx. 260 g
Warranty 3 years

Instruction Manual

Quick Start Manual

Declaration of Conformity


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