Hydroponics Co2 Controller Relay And Modbus Rs485 And Zigbee Wireless Communication - AIA-1
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Specifications
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CO2 Sensor | Non-Dispersive Infrared Detector (NDIR) |
Measurement Range | 0～2,000ppm (default)
0～5,000ppm (preset) |
Accuracy | ±60ppm + 3% of reading @22℃(72℉) |
Stability | <2% of full scale over the life of the sensor |
Calibration | Self-calibration system |
Response Time | <5 minutes for 90% step change at low duct speed |
Non-linearity | <1% of full scale @22℃(72℉) |
Duct Air Velocity | 0~450m/min????? |
Pressure Dependence | 0.135% of reading per mm Hg |
Warm up time | 2 hours (first time)
2 minutes (operation) |
Split CO2 sensor | 2 meter cable connection between the senor and the controller |
Temperature & Humidity Detection&Display (optional) | Temperature | Relative Humidity |
Sensing element: | Band-gap-senor | Capacitive humidity sensor |
Measuring range | -20℃~60℃ | 0 -100%RH |
Accuracy | ±0.5℃ (20~40℃) | ±4.5%RH (25℃, 15%-85%RH) |
Display resolution | 0.1℃ | 0.1%RH |
Stability | ±0.1℃per year | ±1%RH per year |
General Data | ? |
Power supply | 24VAC/24VDC or 100VAC~240VAC |
Consumption | 1.8 W max. ; 1.0 W avg. |
LCD display | Display CO2 measurement
or CO2 + temperature& humidity measurements |
Dry contact output (optional) | 1xdry contact output for CO2
Max. 5A (100~240VAC/30VDC)rated switch contact |
Plug& play type | Just for 100VAC~240VAC power supply with European or American power plug and power connector to the CO2 generator |
Modbus RS485 Interface (optional) | 19200bps, 15KV antistatic protection. |
Wireless module (optional) | ZigBee 2.4G short distance wireless communication |
Operation conditions | 0℃~50℃(32~122℉); 0~99%RH, non condensing |
Storage conditions | 0~60℃(32~140℉)/ 0~80%RH |
IP class | IP30 |
Standard Approval | CE-Approval |
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?Features
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# Special used to real-time detect CO2 level in air ducts.
# NDIR infrared CO2 sensor inside with Self-Calibration and up to?15 years lifetime
# High accuracy humidity and temperature detection &display optional
# With LCD or without LCD selectable
# Providing one dry contact output with presetting the setpoint
# Modbus RS485 communication interface optional
# Wireless of ZigBee protocol optional
# Smart structure with easier wire connection through the external pipe
# Provide four types: wall mounted, duct mounted, split and plug & play
# For plug & play type, special design a photosensor inside to detect?day/night and change the working mode of the CO2 generator
# For duct probe type, special the 180° rotatable fastness position of the?probe can be used in two directions of air flow.
# Replaceable filter in the probe and extendable probe length
# Design the convenient and easier buttons for operation
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Typical Applications
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# In office and residence areas to detect CO2 level
# Ventilation control
# In BAS to detect the CO2 and the data transmittance
# For greenhouse and plant bin
# For CO2 laboratory
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Demensions & Mounting?
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Models Guide
TKG- CO2- A 0 C D Y –TH-PPX
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A:the sensor installation type
???? 1:? wall mounted with the external adown probe sensor
???? 2:? probe duct mounted
???? 3:? split sensor with 2 meters cable connection
???? 4:? probe duct type with extended probe (209mm)
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C:relay dry contact output
?????0:? no dry contact output
???? 1:? 1xdry contact output
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D:Modbus interface
?????0:? no communication
???? 1:? Modbus RS485 interface
?????2:? with ZigBee wireless module (will be provided in the future)?
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Y:power supply
???? C: 24VDC/VAC power supply
???? D: 100~240VAC power supply
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-TH ?temperature & RH detection and display
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-PPX Plug and play for wall mounting type
????? No “PP” indicates without plug & play installation
????? PPE?means European standard plug
????? PPA?means American standard plug
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Wiring Diagram
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Tongdy Control Technology Co., Ltd
Address: Building #8, Courtyard #9, Dijin Rd., Haidian Dist., Beijing 100095, China, Beijing, Beijing, China, 100095
Tel: 86-10-59738930
Founded in 1999, Tongdy Control Technology is an industry leader which has designed and manufactured high quality IAQ products and HVAC controllers for 12 years.
Tongdy provides IAQ products including transmitters/controllers of carbon dioxide and carbon monoxide, with or without temperature and humidity detection; other IAQ indicators and controllers of ozone and VOC鈥檚, as well as micro particles. The HVAC products include temperature and humidity transmitters, programmable and non-programmable digital thermostats and humidity controllers with Modbus and Bacnet interface. Not only these products have Modbus or Bacnet option but also some of them have Zigbee or Wifi communication option.
All of these products have CE-approval.
As an advanced technology company, Tongdy heavily invests in R&D in IAQ and HVAC products and solutions for more than 10 years, it鈥檚 professional to supply the high quality products with high quality service. Tongdy specializes in customizing products to meet the unique customer requirements with quick response at best price.
Tongdys products have been resold and used in European markets, North and South America markets, Gulf areas, Australia and New Zealand, Southeast Asia markets. Many local partners have established a stable relationship of cooperation with Tongdy, and we鈥檙e together to won some local large projects and government projects.
With moving to the new building from March of 2014, Tongdy has not only more space and equipment, but also has more professional service to customers. We believe Tongdy will go another new milestone in the near future.
Tongdy has dedicated to establishing a win-win situation with the partners and customers. It will continue to develop more new products with high quality and best service.
