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High Accuracy Duct type CO2 Transmitter for Ventilation Control System

Tongdy Control Technology Co., Ltd.
Tongdy Control Technology Co., Ltd.
City: Beijing
Province/State: Beijing
Tel: 86-10-58731276
Contact Person:
Helen Diao

High Accuracy Duct type CO2 Transmitter for Ventilation Control System

Place of Origin : Beijing,China
Brand Name : Tongdy
Model Number : TG9xx6
Certification : CE
Price : Negotiation
Packaging Details : standard package
Delivery Time : depend on your final order quantity but very fast
Payment Terms : Paypal. T/T
Supply Ability : 2000pcs/month
MOQ : 3pcs
LCD display : option
Output : 0~10vdc,4~20mA output, Modbus RS485 intereface
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High Accuracy Duct type CO2 Transmitter for Ventilation Control System

Features


  1. Special used to real-time detect CO2concentration in air ducts.
  2. NDIR infrared CO2sensor inside with Self-Calibration and up to 15 years lifetime
  3. Humidity and temperature detection optional
  4. Digital combined temperature and humidity sensor provide the highest accuracy in full range
  5. White backlit LCD display option can display CO2measurement as well as temperature and RH measurements
  6. Providing one or three 0~10VDC or 4~20mA analog outputs
  7. Modbus RS485 communication interface optional
  8. Smart structure and attractive housing provides you a unique operation feeling
  9. Simple and skillful design and installation with a demountable and replaceable filter to provides dust-proof protection
  10. Special a 180° rotatable fastness position for the probe can change the direction of air detection.
  11. Provides a split type with an external sensor probe for some special applications
  12. All housing and probe are IP54 class
  13. CE-Approval

Typical Applications

  1. HVAC systems of all commercial buildings and residential houses
  2. Ventilation control system
  3. Plant factories, greenhouses
  4. Food stores, incubators
  5. Other places where needs real time detection and control CO2 concentration

Specifications

CO2Sensor

Non-Dispersive Infrared Detector (NDIR)

Measurement Range

0~2,000ppm/ 0~5,000ppm /0~50,000ppm (selectable in the order)

Accuracy@22℃(72℉)

±40ppm + 3% of reading or ±75ppm (whichever is greater)

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

Temperature Dependence

0.2% of full scale per ºC

Warm up time

24 hours (first time)

10 minutes (operation)

Temperature & Humidity Sensor

Temperature

Relative Humidity

Sensing element:

Band-gap-senor

Capacitive humidity sensor

Measuring range

-20℃~60℃(default)

0~60℃ selectable in order

0 -100%RH

Accuracy

±0.4℃ (0℃~50℃)

±3%RH (20%-80%RH)

Display resolution

0.1℃

0.1%RH

Stability

±0.1℃per year

±1%RH per year

General Data


Power supply

24VAC/24VDC

Consumption

1.8 W max. ; 1.0 W avg.

LCD display

White backlit LCD display CO2measurement

or CO2+ temperature& humidity measurements

Analog output

1x0~10VDC or 4~20mA output for CO2

3x 0~10VDC or 4~20mA outputs for CO2+ Temperature +RH

The voltage output or current output can be selectable by jumpers

Modbus RS485 Interface

19200bps, 15KV antistatic protection.

Operation conditions

0℃~50℃(32~122℉); 0~100%RH

Storage conditions

0~50℃(32~122℉)/ 5~95%RH

Net weight

320g

IP class

IP50 for models without LCD;

IP40 for models with LCD

Standard Approval

CE-Approval




Product Tags:

Duct CO2 Transmitter

      

CO2 Sensor

      

4~20Ma output co2 transmitter

      
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High Accuracy Duct type CO2 Transmitter for Ventilation Control System Images

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