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GM70 Hand-held CO² instrument

Updated:2022-11-29

Brand name:VAISALA
Model:GM70
Product description: It is a hand-held professional measuring instrument for measuring carbon dioxide concentration. It is an on-site single point measuring humidity instrument with friendly interface. It is suitable for
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GM70 handheld carbon dioxide tester product introduction：

User 's Manual Selection table

The Vaisala CARBOCAP® hand-held CO2 tester GM70 measures the volume concentration of CO2 in ppm or %. It is suitable for field measurement under harsh environment in laboratory, greenhouse and mushroom room. The meter can also be used in HVAC and industrial applications, and as a tool to check stationary CO2 measuring meters. The optional GM70 pump enables access to pump suction sampling from inaccessible areas such as incubators and culture chambers.

Finland VAISALA GM70 handheld carbon dioxide tester product features：

Two sampling methods are available: diffusion or pumping
Digital and graphical display of measurement results
Data can be recorded and uploaded to a computer terminal equipped with MI70 Link software.
Multi-probe operation; Dew point and relative humidity probes can also be connected
Suitable for field inspection of fixed CO2 instruments
Short preheating time
Multiple measurement range options

M70 handheld carbon dioxide tester technical parameters：

Carbon dioxide concentration measurement
Measurement of carbon dioxide concentration Optional measurement range
GMP221 Probe	0 ... 2 %, 0 ... 3 %, 0 ... 5 %, 0 ... 10%, 0 ... 20 %
GMP222 Probe	0 ... 2000 ppm, 0 ... 3000 ppm, 0 ... 5000 ppm, 0 ...7 000ppm, 0 ... 10000 ppm
Measurement accuracy (including repeatability error, nonlinear error and calibration uncertainty) at temperature +25 °C (+77 °F) and pressure 1013 hPa
GMP221	± (1.5% range + 2% reading) (Suitable for measuring the concentration above 2% in the full range)
GMP222	±（1.5 % range + 2% MWh）
sensor	VAISALA CARBOCAP^®
Working environment parameter
temperature	-20 ... +60 °C（Suitable for probe） -10 ... +40 °C（Applicable to indicators）
Relative humidity range	0. .. 100 %RH non-condensing
Atmospheric pressure	700 ... 1300 hPa
Velocity range (diffusion sampling)	0 ... 10 m/s
Pointer
Menu language	English, French, Spanish, German, Swedish、 Finnish, Russian, Japanese, Chinese
display device	LCD display with backlight, can display any number of Trend of graphs
Probe input	1 or 2 probes for measuring input
Data recording capacity	Can be recorded simultaneously 2700 dot