CO2 3 in 1 Sender

Gas detection Carbon monoxide Sensing element Semiconductor gas-sensitive component Temperature sensor (option) NTC 5K Humidity sensor (option) HS series capacitive sensor Power supply 9 24VAC/VDC, 230VACConsumption 2.8 W Signal update 1s Warm up time 36 hours (first time), 10 minutes (normal operation) CO measuring range 0500ppm or customized range Display resolution 0.1ppm CO setting resolution 0.1ppm Temperature measurement range 070 Humidity measurement range 099 %RH Relay output(option) 1xRelay output to control a ventilator or air-purifier, max current 3A resistance Warning alarm Two CO alarm levels presetBuzzer alarm Alarm starts when CO measurement reach up the presetsLCD backlit Greenoptimal air qualityYellow1st CO alarm levelRed-2nd CO alarm level Modbus RS485 Interface(option) Communication rate: 19200bps 15KV antistatic protection, 3 independent base address Operation condition -20 60 (-4 140)/ 0 95% RHStorage conditions -4090 (-40194)/ 5 95% RH Net Weight 260g Dimensions 130mm(L)×85mm(W)×36.5mm(H) Installation standard Desktop or wall mount (65mm×65mm or 85mmX85mm or 2×4 wire box) Wiring standard Wire section area <1.5mm2 Quality System ISO 9001 Housing PC/ABS fire-proof, IP30 protection Certificate CE 1.CO2 sensor isdesigned for real time measuring ambianceCO2 level and temperature +RH% 2.NDIR infrared CO2 sensor inside with special Self Calibration. It makes CO2 measurement more accurate and more reliable. 3.More than 10 years lifetime of CO2 sensor 4.High accuracy temperature and humiditymeasurement 5.Combined both humidity and temperature sensors seamlessly with the digital auto compensation 6.Basis type without LCD and standard type with LCD selectable 7.3-color backlit LCD provides indication and alarm function8.Wall mounting type with multi-dimensions for easy installation.9.Provide Modbus RS485 communication interface 10.24VAC/VDC power supply. A DC socket optional to be connected a power adaptor 11.EU standard and CE-approval