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