Comes in a general purpose wall mount enclosure and has a display and a relay
The AST-IS5 standard CO2 transmitter is a simple, low-cost, gas detector that provides accurate and reliable monitoring of Carbon dioxide and temperature inside buildings such as offices, hospitals and schools. It is low maintenance and is easily fixed on the wall in an appropriate monitoring location for climate control of buildings and different ventilation strategies. It has a display and is designed to be connected directly to a BAS or Controller. It requires 24 VDC / VAC nominal voltage power, has 4 - 20 mA or 0 - 10 VDC linear output signals and offers a standard 0 - 2,000 ppm gas monitoring range.