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EXPRESS OR STANDARD delivery.
CO2 level transmitter with two output relays.
The device is supplied with a CO2 probe with a 1 m cable.
Cable lengths 2 or 4 meters available as an option.
Green LED shines - CO2 concentration from 0 to 1000 ppm
Yellow LED shines - CO2 concentration 1001 to 1200 ppm
Red LED shines - CO2 concentration 1201 ppm and more