CO2 Controller for Greenhouse

Gas detected Carbon Dioxide (CO2)Sensing element Non-Dispersive Infrared Detector (NDIR)Temperature influence 0.2% FS/Temp. influence correction Self compensationPrecision @22(72)±40ppm + 3% of readingStability <2% of FS over life of sensor (15 yr typical)Calibration interval ABC Logic Self Calibration AlgorithmNDIR life 15 yearsFlow rates Diffusion version 80 120 cc/minNon linearity <1% of FSPressure dependence 0.13% of reading per mm HgAltitude calibration Programmable from 0-9,900m in 100m incrementsResponse Time <2 minutes for 90% step changeSignal update Every 2 secondsWarm up time 24hours (first time)5 minutes (operation)CO2 measuring range02,000ppm (default)020,000ppm050,000ppmCO2 setting & Display resolution1ppmTemperature sensor NTCHumidity sensor HS series capacitive sensorTemperature measuring range 050(32122)Temperature setting range 545(41113)Humidity measuring range 099%RH non condensingHumidity setting range 595%RH non condensingRelay output Two or three relays with power supply outputs to control CO2 and ventilation or control CO2 , temperature, humidity.16 Amp maximum combined loadCommunication interface RS-485, 9600/14400/19200(default)/28800 or 38400bps (programmable selection), 15KV antistatic protectionPower supply 220VAC 240 VAC or 100 120VAC, 50/60HZ±10%,selection with ordersConsumption 5 W max. ; 3.5 W averageOperation conditions 0 50(32 122); 0 95%RH, non condensingHousing Metal materialNet weight/ Gross weight 2.2Kg /2.5KgMax. Dimensions 240mm×160mm×65mm BNC of power American standard / European standard selectableLCD Green/ Orange backlight: 88 mm×54mm Quality system ISO 9001 Especial design for agriculture equipments such as greenhouses, food and vegetable storages Real-time detecting CO2 level, temperature and humidity with programmable logical control Large LCD with orange back light display Each step of programming and control process can be displayed on the LCD Compositive design and convenient connection with a metal housing CO2 sensor, temperature sensor and humidity sensor internal or external selectable, the three values can be apart set Non-dispersive infrared detector (NDIR) CO2 sensor, special ABC logic with patented self calibration algorithm Up to 15 years lifetime CO2 setting range: 0 to 2,000ppm/0 to 20,000ppm/0 to 50,000ppm Temperature setting range: 5 to 45C Humidity setting range: 5 to 95% RH Provide three relays outputs to control a CO2 generator, a temperature device and a humidity devise or a ventilator Special photosensitive sensor detection can make the working mode of the CO2 generator changeover automatically in day and night Provide brightness adjustment range to make day/night limit setting by end users Multiple control functions, high performance and a low price make it easy used in greenhouses