Description

Maintenance-free CO2 sensing element (depending on the type) based on optical
infrared absorption measurement (NDIR1)
Or with VOC2) sensing element, based on a heated tin dioxide semiconductor
CO2 temperature (active or passive) and CO2 humidity-temperature multisensor
No recalibrations required
Operating voltage AC 24 V or DC 15…35 V
Signal outputs DC 0…10 V or DC 0…5 V adjustable
Selectable passive temperature sensing element