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Gas detected | Carbon Dioxide (CO2) |
Sensing element | Non-Dispersive Infrared Detector (NDIR) |
Temperature sensor | NTC |
Humidity sensor | HS series capacitive sensor |
Temperature dependence | 0.2% FS/°C |
Temperature correction | Self compensation |
Power supply | 100VAC~240VAC or 24VAC, 50/60HZ±10%, selectable in order |
Consumption | 3.5 W max. ; 2.5 W avg. |
Accuracy@25°C(77°F) | ±40ppm + 3% of reading |
Stability | <2% of FS over life of sensor (15 yr typical) |
Calibration interval | ABC Logic Self Calibration Algorithm |
Non linearity | <1% of FS |
Pressure dependence | 0.13% of reading per mm Hg |
Altitude calibration | Programmable from 0-9,900m in 100m increments |
Response Time | <2 minutes for 90% step change |
Signal update | Every 2 seconds |
Warm up time | 24 hours (first time) 10 minutes (operation) |
CO2 measuring range | 0~2,000ppm (default) 0~20,000ppm 0~50,000ppm |
CO2 setting & Display resolution | 1ppm |
Temperature measuring range | -20~60°C(-4~140°F) |
Temperature setting range | 5~45°C(41~113°F) |
Humidity measuring range | 0~99%RH |
Humidity setting range | 5~95%RH |
Output resolution | 10Bit |
Relay output | Three ways dry contact outputs with programmable selection to control CO2,temperature,humidity Rated switching current: 2A(220VAC/30VDC), resistance load |
Communication interface | RS-485, 9600/14400/19200(default)/28800 or 38400bps (programmable selection), 15KV antistatic protection, 3 independent base address, max network node 64. |
Flow rates | 80 ~ 120 cc/min |
Operation conditions | 0~50°C(32~122°F); 0~95%RH, non condensing |
Storage conditions | -40~70°C(-40~158°F) |
NDIR life time | 15 years |
Weight | 360g |
Dimensions | 130mm×90mm×40mm |
1) Especially designed for agriculture equipments such as greenhouses, food and vegetable storages. Real-time detecting CO2 level, temperature and humidity with the local programmable control.
2) Wall mounting, LCD display
3) Carbon dioxide sensor, temperature sensor and humidity sensor are internal. The three values can be apart set.
4) Non-Dispersive Infrared Detector (NDIR) CO2 sensor, 15 years lifetime, CO2 setting range is selectable: 0~2000ppm / 0~20000ppm / 0~50000ppm
5) Special ABC Logic with patented Self Calibration Algorithm makes the CO2 sensor used up to 15 years
6) Temperature setting range: 5~45°C
Humidity setting range: 5~95%RH
7) Provid three relays outputs to control a CO2 generator, a temperature device and a humidity devise or a ventilator.
8) Special photosensitive sensor detection can make the working mode of the CO2 generator changeover automatically in day and night.
9) Provide brightness adjustment range to make day/night limit setting by end users.
10) RS-485 communication interface with 15KV antistatic protection makes the controller being connected with PC (option)
11) Multiple functions, high performance, low price, make it praiseworthily.
CO2 Controller for Greenhouse