Temperature, humidity, CO2 level sensor with two output relays.
Green LED shines - CO2 concentration 0 to 1000 ppm
Yellow LED shines - CO2 concentration 1001 to 1200 ppm
Red LED shines - CO2 concentration 1201 ppm and more
Possibility to extend the measuring range for an additional charge:
- Measuring range: 0 to 10 000 ppm
- Accuracy: 100 ppm + 5% of the measured value at 25 °C and 1013 hPa




BR 20009
VN 9656
US 2631
AR 1827
CN 1717
MY 1632
EC 904
BD 551
