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Hydroponics Co2 Controller Relay And Modbus Rs485 And Zigbee Wireless Communication

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Description

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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