Tongdy Control Technology Co., Ltd.

Carbon Analyzers
CO Transmitter

CO Transmitter

real-time detection high accuracy humidity and temperature detection 0~10VDC/4~20mA output Modbus RS485 communication SensorsGas SensorElectrochemical carbon monoxide sensorSensor lifetimeUp to 5 years, replaceableWarm up time1hour (first time)   Response TimeWithin 60...
CO2 Sensor and Detector

CO2 Sensor and Detector

1.Real time CO2 detection,monitor & alarm 2.Provide 1xon/off output to control a ventilator 3.Wall mounting and desktop place   Gas detectedCarbon Dioxide (CO2)Sensing elementNon-Dispersive Infrared Detector (NDIR)Accuracy@25(77)±50ppm + 3% of readingStability<2% of...
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 Split Control Unit

CO2 Split Control Unit

1 co2 split controller with LCD display 2 provide 3X analog outputs (0~10VDC) 3 RS485 communication interface   Gas sensor Non-Dispersive Infrared Detector (NDIR) arbon Dioxide sensorAccuracy@25(77)±40ppm + 3% of reading (@22)Stability<2% of FS over life of sensor (15...
CO2 Controller for Greenhouse

CO2 Controller for Greenhouse

1 Especially designed for agriculture equipments 2 Real time detecing CO2 level, temperautre and humidity 3 RS485 interface    Gas detectedCarbon Dioxide (CO2)Sensing elementNon-Dispersive Infrared Detector (NDIR)Temperature influence0.2% FS/Temp. influence correctionSelf...
CO Transmitter

CO Transmitter

1x analog output selectable Modbus RS485 interface measuring range of 0~100ppm/ 0~200pm/ 0~500ppm electrochemical CO sensor  CO MeasurementGas detectedCarbon monoxideSensing elementBattery operable electrochemical sensorGas sample modeDiffusionWarm up time1hour (first time)...
CO Monitor/Alarm

CO Monitor/Alarm

1.Real time carbon monoxide detection and alarm 2.Buzzer alarm for two CO levels 3.Three-color backlit LCD 1.Real time monitoring carbon monoxide level with range from 0 to 500ppm.2.Semiconductor sensor with 5 years long lifetime3.Three-color (green/yellow/red) LCD backlit...
CO2 Monitor and Controller

CO2 Monitor and Controller

Wall mounting, LCD dispaly,CO2 controller with temperature, humidity(optional). Multiple control functions and high performance with low prices Application in all ventilation systems, or public places Wall mounting type and duct type selectable Built-in pump type for some special...
CO2 Monitor / Controller

CO2 Monitor / Controller

F2000IAQ-CO2 monitor/controller is used to monitoring and control room CO2 level, as well as room temperature and humidity. 1) Multiple control functions and high performance with low price2) Application in all ventilation systems, or public places3) Wall mounting type...
CO2 Monitor / Controller

CO2 Monitor / Controller

F2000IAQ-CO2 monitor/controller is used to monitoring and control room CO2 level, as well as room temperature and humidity. 1) Multiple control functions and high performance with low price2) Application in all ventilation systems, or public places3) Wall mounting type...



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