Tongdy Control Technology Co., Ltd.

Alarm
CO2 Monitor and Alarm

CO2 Monitor and Alarm

LCD display with three color buzzer alarm and backlight colors switchover 1X relay output touch button Gas detectedCarbon Dioxide (CO2)Sensing elementNon-Dispersive Infrared Detector (NDIR)Accuracy@25°C(77°F)±50ppm + 3% of readingStability<2% of FS over life of...
CO2 Monitor/Detector

CO2 Monitor/Detector

1 CO2 indicator and alarm 2 Real-time detect and display room CO2 and temperature 3 3 LED indicator lights  Gas detectedCarbon Dioxide (CO2)Sensing elementNon-Depressive Infrared Detector (NDIR)Temperature sensorNTCTemperature correctionSelf compensationCO2 NDIR life15...
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 lifetime4.Mounted...
CO2+Temperature+Humidity Transmitter

CO2+Temperature+Humidity Transmitter

Application: Building ventilation systems Industry ventilation systems Lab., warehouse, and other places to detect CO2+Temp. Features: Design for real time measuring ambiance carbon  dioxide level and temperature +RH%NDIR infrared CO2 sensor inside with special Self...
CO2 Integrative Controller for Greenhouse

CO2 Integrative Controller for Greenhouse

NDIR infrared CO2 module inside with special ABC_Logic Self Calibration System. 15 year lift time U Especial design for agriculture equipments such as greenhouses, food and vegetable storages. Real-time detecting CO2 level, temperature and humidity with programmable logical control.u...
CO Detector and Alarm

CO Detector and Alarm

1 xon/off output Buzzer alarm Wall mounting type and desktop type Three-color backlit LCD     Gas detectionCarbon monoxideSensing elementSemiconductor gas-sensitive componentTemperature sensor (option)NTC 5KHumidity sensor (option)HS series capacitive sensorPower...
F2000TSM-CO detector

F2000TSM-CO detector

Indoor Carbon Monoxide Detector and Controller, Real time detect and Indicate carbon monoxide level with 6 indicator lights. 1. Wall mounting, real time detect CO level with measuring range of 0~500ppm.2. Japanese semiconductor CO gas sensor is inside with normal 5 years...
VOC Sensor

VOC Sensor

1. Real time IAQ detection and alarm; 2. High sensitive to VOC and other contaminative gases; 3. LCD displays VOC&temperature. Gas detectionHighly sensitive to many harmful gases, such as harmful gases from construction and decoration materials, VOCs (like toluene and...
Ozone gas monitor/alarm

Ozone gas monitor/alarm

Wall mount with LCD display Electrochemical ozone sensor two stage alarm dry contact or analog output  Gas DetectedOzoneSensing ElementElectrochemical gas sensorSensor lifetime>2 years, removableTemperature SensorNTC 5KHumidity SensorHS series capacitive sensorPower...
CO2 Monitor/Controller

CO2 Monitor/Controller

Duct type CO2 controller NDIR infrared CO2 module inside with special ABC_Logic Self Calibration System. 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 lifetime3. Humidity and temperature...



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