Sign In | Join Free | My
Tongdy Control Technology Co., Ltd.
Design and manufacture IAQ and temperature&humidity products-Tongdy Control, Your Partner
Home > CO2 Transmitter with Analog output >

Hot selling CO2 Transmitter for HVAC, BMS System

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

Hot selling CO2 Transmitter for HVAC, BMS System

Place of Origin : Beijing,China
Brand Name : Tongdy
Model Number : G01-CO2-B
Certification : CE
Price : Negotiation
Packaging Details : standard package
Delivery Time : depend on your finla order quantity but very fast
Payment Terms : Paypal. T/T
Supply Ability : 2000pcs/month
MOQ : 3pcs
Contact Now

Hot selling CO2 Transmitter for HVAC, BMS System

  • Features

  1. Design for real time measuring ambiance carbon

dioxide level and temperature +RH%

  1. NDIR infrared CO2sensor inside with special Self Calibration. It makes CO2 measurement more accurate and more reliable.
  2. More than 10 years lifetime of CO2sensor
  3. High accuracy temperature and humidity


  1. Combined both humidity and temperature

sensors seamlessly with the digital auto compensation

  1. Provide up to three analog linear outputs for measurements
  2. LCD is optional to display CO2 and temperature &RH measurements
  1. Optional Modbus communication
  2. 24VAC/VDC power supply
  1. EU standard and CE-approval


  1. Building ventilation systems
  2. Industry ventilation systems
  3. Airport, train station, shopping mall, office, classroom and

other public places for air quality measurement and


  1. Lab., warehouse, and other places to detect

CO2+Temp. +RH%

  • Specifications

Carbon Dioxide

Sensing element

Non-Dispersive Infrared Detector (NDIR)

CO2measuring range

0~2000ppm/ 0~5,000ppm optional

CO2Accuracy @22℃(72℉)

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

Temperature dependence

0.2% FS per℃


<2% of FS over life of sensor (15 year typical)

Pressure dependence

0.13% of reading per mm Hg


ABC Logic Self Calibration Algorithm

Response time

<2 minutes for 90% step change typical

Signal update

Every 2 seconds

Warm-up time

2 hours (first time) / 2 minutes (operation)



Measuring range

0℃~50℃(32℉~122℉) (default)

0 ~100%RH


±0.4℃ (20℃~40℃)

±3%RH (20%-80%RH)

Display resolution






General Data

Power supply



1.8 W max. ; 1.2 W avg.

Analog outputs

1~3 X analog outputs

0~10VDC(default) or 4~20mA (selectable by jumpers)

0~5VDC (selected at placing the order)

Modbus communication (optional)

RS-485 with Modbus protocol, 19200bps rate, 15KV antistatic protection, independent base address.

Operation conditions

0~50℃(32~122℉); 0~95%RH, non condensing

Storage conditions

10~50℃(50~122℉), 20~60%RH non condensing

Net Weight





wall mounting with 65mm×65mm or 2”×4”wire box

Housing and IP class

PC/ABS fireproof plastic material, protection class: IP30



  • Models Guide

G01-CO2-BX0 C –Y0ZU02/05–T/TH –Txx

X:LCD or no LCD

1- Without LCD, 24VAC/VDC power supply

3- LCD display, 24VAC/VDC power supply

C:24VAC/VDC power supply

Y:analog output quantity

3-3Xanalog outputs (for CO2, temperature, humidity)

2-2Xanalog outputs (for CO2, temperature)

1-1xanalog output (for CO2)

0-no analog output


1-with Modbus communication

0-no Modbus

U:type of analog output

V-0~10VDC (default)


V5-0~5VDC (not be changed)

02/05:CO2 range

02- 0~2000ppm

05- 0~5000ppm

T/TH:temperature option/ temperature and humidity option

Txx:temperature scaling

T05:0℃~50℃(32℉~122℉) default (without the postfix indicates the default)



Accessory (selectable at placing the order)

921:back plate for wall mounting

921+922:desktop bracket

Product Tags:

CO2 Transmitter


CO2 Transducer


CO2 sensor

China Customized Inflatable Bumper Ball Game Bubble Adult Grass CE supplier

Hot selling CO2 Transmitter for HVAC, BMS System Images

Inquiry Cart 0
Send your message to this supplier
Enter your email please.
To: Tongdy Control Technology Co., Ltd.
Characters Remaining: (0/3000)
Inquiry Cart 0