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Zigbee Wireless CO2 Monitor / Detector With Lcd Display And Modbus Communication

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[China]

Address: Building #8, Courtyard #9, Dijin Rd., Haidian Dist., Beijing 100095, China

Contact name:Michael Zhang

Tongdy Sensing Technology Corporation

Zigbee Wireless CO2 Monitor / Detector With Lcd Display And Modbus Communication

Country/Region china
City & Province beijing beijing
Categories Gas Analyzers

Product Details

Specifications
 

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

 
 Features

  1. Special used to real-time detect CO2 level in air ducts.
  2. NDIR infrared CO2 sensor inside with Self-Calibration and up to 15 years lifetime
  3. High accuracy humidity and temperature detection &display optional
  4. With LCD or without LCD selectable
  5. Providing one dry contact output with presetting the setpoint
  6. Modbus RS485 communication interface optional
  7. Wireless of ZigBee protocol optional
  8. Smart structure with easier wire connection through the external pipe
  9. Provide four types: wall mounted, duct mounted, split and plug & play
  10. For plug & play type, special design a photosensor inside to detect day/night and change the working mode of the CO2 generator
  11. For duct probe type, special the 180° rotatable fastness position of the probe can be used in two directions of air flow.
  12. Replaceable filter in the probe and extendable probe length
  13. Design the convenient and easier buttons for operation

 
Typical Applications
 

  1. In office and residence areas to detect CO2 level
  2. Ventilation control
  3. In BAS to detect the CO2 and the data transmittance
  4. For greenhouse and plant bin
  5. For CO2 laboratory

 
Demensions & Mounting 

 
 
 
Models Guide
TKG- CO2- A 0 C D Y –TH-PPX
 
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)
 
C:relay dry contact output
     0:  no dry contact output
     1:  1xdry contact output
 
D:Modbus interface
     0:  no communication
     1:  Modbus RS485 interface
     2:  with ZigBee wireless module (will be provided in the future) 
 
Y:power supply
     C: 24VDC/VAC power supply
     D: 100~240VAC power supply
 
-TH  temperature & RH detection and display
 
-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
 
Wiring Diagram
 

 
 

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