Specifications:
- Design for control the CO2 concentration in greenhouses or mushrooms
- NDIR infrared CO2 sensor inside with Self-Calibration and up to more than 10 years lifetime.
- Plug & play type, very easy to connect the power and a fan or CO2 generator.
- 100VAC~240VAC range power supply with European or American power plug and power connector.
- A max. 8A relay dry contact output
- Inside a photosensitive sensor for auto changeover day/night work mode
- Replaceable filter in the probe and extendable probe length.
- Design the convenient and easier buttons for operation.
- Split external sensor with 2 meter cables
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CO2 Sensor |
Non-Dispersive Infrared Detector (NDIR) |
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Measurement Range |
0~2,000ppm (default) 0~5,000ppm (preset) |
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Accuracy |
±40ppm + 3% of reading @22°C(72°F) |
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Stability |
<2% of full scale over the life of the sensor |
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Calibration |
Self-calibration system |
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Response Time |
<5 minutes for 90% step change at low duct speed |
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Non-linearity |
<1% of full scale @22°C(72°F) |
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Duct Air Velocity |
0~450m/min |
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Pressure Dependence |
0.135% of reading per mm Hg |
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Warm up time |
2 hours (first time) 2 minutes (operation) |
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Split CO2 sensor |
2 meter cable connection between the senor and the controller |
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Temperature & Humidity Detection&Display (optional) |
Temperature |
Relative Humidity |
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Sensing element: |
Band-gap-senor |
Capacitive humidity sensor |
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Measuring range |
-20°C~60°C |
0 -100%RH |
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Accuracy |
±0.5°C (20~40°C) |
±4.5%RH (25°C, 15%-85%RH) |
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Display resolution |
0.1°C |
0.1%RH |
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Stability |
±0.1°Cper year |
±1%RH per year |
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General Data |
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Power supply |
24VAC/24VDC or 100VAC~240VAC |
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Consumption |
1.8 W max. ; 1.0 W avg. |
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LCD display |
Display CO2 measurement or CO2 + temperature& humidity measurements |
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Dry contact output (optional) |
1xdry contact output for CO2 Max. 5A (100~240VAC/30VDC)rated switch contact |
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Plug& play type |
Just for 100VAC~240VAC power supply with European or Americanpower plug and power connector to the CO2 generator |
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Modbus RS485 Interface (optional) |
19200bps, 15KV antistatic protection. |
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Wireless module (optional) |
ZigBee 2.4G short distance wireless communication |
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Operation conditions |
-0°C~50°C(32~122°F); 0~99%RH, non condensing |
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Storage conditions |
10~50°C(-40~158°F)/ 20~60%RH |
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Net weight |
280g |
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IP class |
IP30 |
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Standard Approval |
CE-Approval |
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