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Carbon Dioxide

Specification

Performance
CO2 measurement range 0 ... 2000 ppm, 0 ...5000 ppm
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, typical -0.35 % of reading / °C
Pressure dependence, typical +0.15 % of reading/ hPa
Warm-up time 1 min, 10 min for full specification
Product lifetime > 10 years

 

Operating environment

 

Temperature
Humidity
Pressure
Electromagnetic compatibility

-5 ... +45 °C (23 ... 113 °F)
0 ... 85 % RH
700 ... 1200 hPa
Complies with EMC standard EN61326-1:1997, +Am1:1998, Generic Environment

Inputs and outputs

 

Operating voltage
Power consumption
Outputs

24 V (±20 %) AC/DC
<2 W
4 ... 20 mA, 0 ... 10 V, RS-485, 2-wire, non-isolated

 

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

Description

The wall-mounted Vaisala CARBOCAP® Carbon Dioxide Transmitter GMW115 is a compact transmitter for measuring room carbon dioxide levels in building automation applications.

  • Compact, wall-mounted transmitter for demand controlled ventilation
  • Incorporates the Vaisala CARBOCAP® Sensor - the silicon-based NDIR sensor with unique internal referencing
  • Advanced single-beam dual wavelength measurement with no moving parts
  • Excellent long-term stability
  • Warranty time 2 years

http://www.vaisala.com/

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