- Moisture Meters[4]
- Temperature Instruments[10]
- Gas Analyzers[8]
- Carbon Analyzers[10]
- Sensors[4]
- HVAC Systems & Parts[10]
- Other Home Appliance Parts[4]
- Refrigeration & Heat Exchange Parts[1]
- Air Conditioner Parts[2]
- Air Conditioning System[1]
- Floor Heating Systems & Parts[2]
- Instrument Parts & Accessories[2]
- Alarm[10]
- Other Measuring & Analysing Instruments[8]
- Other Electronic Measuring Instruments[4]
- Remote Control[1]
- Smoke Detector[1]
- Other Analysis Instruments[1]
- Level Measuring Instruments[1]
- Other Garden Supplies[1]
- Other Safety Products[1]
- Other Environmental Products[2]
- Water Treatment[1]
- Other Electrical Equipment[2]
- Contact Person : Ms. Tian Maggie
- Company Name : Tongdy Control Technology Co., Ltd.
- Tel : 86-10-58731276,58731277,58731278
- Fax : 86-10-58731275
- Address : Beijing,Beijing,3-3-5F, IN-DO Mansion, No.Jia 48 ZhiChun Road Haidian District, Beijing. China
- Country/Region : China
- Zip : 100098
CO2 controller for greenhouse
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/ |
Temperature correction | Self compensation |
Power supply | 220VAC or 110VAC or 24VAC, 50/60HZ±10%, selectable in order |
Consumption | 3.5 W max. ; 2.5 W avg. |
Accuracy@25(77) | ±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 | 02,000ppm (default) 020,000ppm 050,000ppm |
CO2 setting & Display resolution | 1ppm |
Temperature measuring range | 050(32122) |
Temperature setting range | 545(41113) |
Humidity measuring range | 099%RH |
Humidity setting range | 595%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(32~122); 0~95%RH, non condensing |
Storage conditions | -40~70(-40~158) |
NDIR life time | 15 years |
Weight | 360g |
Dimensions | 130mm×90mm×40mm |
Installment standard | 65mm×65mm or 2×4wire box |
Interface connections | 9 terminals |
Wiring standard | Wire section area<1.5mm2 |
Approval Standard | CE-Approval |
Programming and selection | Via internal jumper and external push-buttons |
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;Humidity setting range: 595%RH
7.rovid 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