Room IAQ detector

Gas detected VOCs ( toluene emitted from wood finishing and construction products); Cigarette smoke( hydrogen, carbon monoxide); ammonia and H2S, alcohol, natural gas and smell by peoples body. Sensing element Semiconductor mix gas sensor Power Supply 18 38VAC/VDC or 220/240VAC (Selectable in orders) Consumption 2.5 W Load (for the analog output) >5K Sensor query frequency Every 1s Warm up time 48 hours (first time) 1 hour(operational) Six indicator lights The first green indicator lightBest air qualityThe first and the second green indicator lightsBetter air qualityThe first yellow indicator lightGood air qualityThe first and the second yellow indicator lightsPoor air qualityThe first red indicator lightPoorer air qualityThe first and the second indicator lightsPoorest air qualityAnalog output 010VDC linear zed output Output resolution 10Bit Relay output One dry contact output, rated switching current 2A( resistance load) Communication rate RS485, 9600/14400/1920(default), 28800, 38400 bps (programmable selection), 15KV antistatic protection, 3 independent base address, 64 max network nodes Operation temperature 050 (32122)Operation humidity 095%RH,non condensing Storage conditions -4070 (-40158) Weight 190g Dimensions 100mm×80mm×28mm Installation standard 65mm×65mm or 2×4wire box Wiring terminals Maximum 7 terminals Housing PC/ABS Plastic fireproof material , IP30 protection class Quality standard ISO 9001 1) Wall mounting, VOC detector is used to real time detect roomVOClevel 2) With Japanese famous semiconductor mix gas sensor, 5 7 years lifetime. 3) The sensor is sensitive to VOC such as various kinds of odorous gases and combustion gas in the room(smoke, CO, alcohol, human odor, material odor). 4)With 6 LED indicator lights to indicate different IAQ levels. 5) One on/off output optional with fourIAQranges selectableto control the relay output. A touch button on the cover to switch Fan On/Fan Off/Auto Fan 6)24VAC/VDC power supply or 230VAC power supply with a power adaptor