Citra Wahana Sekar Buana


Carbon Dioxide



CO2 measurement range
Temperature measurement range

0 ... 2000 ppm
0 ... +50°C

Accuracy (including repeatability, non-linearity and calibration uncertainty) ± (2 % of range + 2 % of reading)
Long-term stability ±5% of range/5 years
Response time T90 1 min
Temperature  dependence compensated
Pressure dependence, typical +0.15 % of reading/ hPa
Warm-up time 1 min, 10 min for full specification
Product lifetime > 10 years


Operating environment


Electromagnetic compatibility

0 ... +50°C
0 ... 85 % RH
700 ... 1200 hPa
Complies with EMS standard EN61326-1, Generic Environment

Inputs and outputs


Operating voltage
Power consumption

24 V (±20 %) AC/DC
<2 W
0 ... 10 V


For complete specifications, please see the brochure or manual in "Documents".


The Vaisala CARBOCAP® Carbon Dioxide and Temperature Transmitter GMW116 is the compact-size transmitter that measures both carbon dioxide and temperature.

  • Compact dual-parameter transmitter: measures both CO2 and T
  • Incorporates Vaisala CARBOCAP®, the silicon based NDIR sensor with unique internal referencing 
  • Advanced, single-beam, dual wavelength measurement with no moving parts
  • Excellent long-term stability
  • Ideal for ventilation control in all types of occupied spaces including those with around-the-clock occupancy
  • No need for temperature compensation

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