Tongdy Control Technology Co., Ltd.
Products
Contact Us
  • Contact Person : Ms. Tian Maggie
  • Company Name : Tongdy Control Technology Co., Ltd.
  • Tel : 86-10-58731276,58731277,58731278
  • Fax : 86-10-58731275
  • Address : Beijing,Beijing,3-3-5F, IN-DO Mansion, No.Jia 48 ZhiChun Road Haidian District, Beijing. China
  • Country/Region : China
  • Zip : 100098

Products List
CO2 Transmitter

CO2 Transmitter

1.Real time detecting CO2 level. 2.provide 1X analog output (0~10VDC or 4~20mA) 3.duct type optional Gas detectedCarbon Dioxide (CO2)Sensing elementNon-Dispersive Infrared Detector (NDIR)Accuracy@25(77),2000ppm±40ppm + 3% readingStability<2% of FS over life of sensor...
CO2 Indicator with 6 LED lights

CO2 Indicator with 6 LED lights

CO2 indicator real-time detecting CO2 level 6 LED indicators Providing on/off outputs NDIR infrared CO2 module inside   Gas detectedCarbon Dioxide (CO2)Sensing elementNon-Dispersive Infrared Detector (NDIR)Accuracy@25(77),2000ppm±40ppm + 3% readingStability<2%...
CO2 3 in 1 transmitter

CO2 3 in 1 transmitter

1. Up to 3x analog linear outputs 2. With or without LCD selectabl 3. Modbus interface optional 4. CE-approval Carbon DioxideSensing elementNon-Dispersive Infrared Detector (NDIR)CO2 measuring range0~2000ppm/ 0~5,000ppm optionalCO2 Accuracy@25°C±40ppm + 2% of...
Wall mount CO2 Transmitter

Wall mount CO2 Transmitter

1. 3X analog outputs 2. LCD and RS485 optional 3. Easy installed for BAS , HVAC system Carbon DioxideSensing elementNon-Dispersive Infrared Detector (NDIR)CO2 measuring range0~2000ppm/ 0~5,000ppm optionalCO2 Accuracy±30ppm + 3% of reading @22°CTemperature...
0~10V/4~20mA CO2 transmitter for duct mounting

0~10V/4~20mA CO2 transmitter for duct mounting

1. Duct CO2 transmitter 2.3X 0~10V/4~20mA outputs 3.LCD and RS485 optional  CO2 SensorNon-Dispersive Infrared Detector (NDIR)Measurement Range0~2,000ppm (default)0~5000ppm/0~20,000ppm (selectable in the order)Accuracy±40ppm + 3% of reading...
CO2 Indicator /Detector

CO2 Indicator /Detector

6LED lights,Real time detect CO2 concentration 1.Real-time detecting CO2 level. Temperature and humidity detection is optional. 2.NDIR infrared CO2 module inside with four CO2 detection range selectable.3.CO2 sensor has Self-Calibration Algorithm and 15 years...
CO2 monitor

CO2 monitor

1.CO2 monitor and controller with temperature and humidity detection. 2.With GE/Telaire NDIR CO2 sensor. Gas detectedCarbon Dioxide (CO2)Sensing elementNon-Dispersive Infrared Detector (NDIR)Temperature sensorNTCHumidity sensorHS series capacitive sensorTemperature...
CO2 controller

CO2 controller

1.CO2 monitor with temperature and humidity detection. 2. GE/Telaire NDIR CO2 sensor is inside with 15 years lifetime Gas detectedCarbon Dioxide (CO2)Sensing elementNon-Dispersive Infrared Detector (NDIR)Temperature sensorNTCHumidity sensorHS series capacitive ...
CO2 monitor

CO2 monitor

1.Monitoring and control room CO2 level, as well as room temperature and humidity. 2. Buttons to operation 3.Wall-mounting Gas detectedCarbon Dioxide (CO2)Sensing elementNon-Dispersive Infrared Detector (NDIR)Temperature sensorNTCHumidity sensorHS series capacitive...
NDIR CO2 Monitor / Controller

NDIR CO2 Monitor / Controller

1.NDIR infrared CO2 module inside 2. 3X 0~10V analog outputs or 3X relay dry-contact outputs 3.LCD display and RS485 optional   Gas detectedCarbon Dioxide (CO2)Sensing elementNon-Dispersive Infrared Detector (NDIR)Temperature sensorNTCHumidity sensorHS series capacitive...



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