Manufacturing Companies for Home Air Testing - Reliable and High quality In door air quality Carbon Dioxide Detector TS21-CO2 – Tongdy
Manufacturing Companies for Home Air Testing - Reliable and High quality In door air quality Carbon Dioxide Detector TS21-CO2 – Tongdy Detail:
Real time detection of air carbon dioxide and optional temperature and humidity
NDIR infrared CO2 sensor with patented self calibration
Up to 10 years lifetime of CO2 sensor and longer T&RH sensor
One or two 0~10VDC/4~20mA linear outputs for CO2 or CO2 &Temp. or CO2&RH
LCD display with 3-color backlight for three CO2 measured ranges
Modbus RS485 communication interface
24 VAC/VDC power supply
CE approval
Product detail pictures:


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We take "customer-friendly, quality-oriented, integrative, innovative" as objectives. "Truth and honesty" is our management ideal for Manufacturing Companies for Home Air Testing - Reliable and High quality In door air quality Carbon Dioxide Detector TS21-CO2 – Tongdy , The product will supply to all over the world, such as: Riyadh, Romania, Angola, At Present, our merchandise have been exported to more than sixty countries and different regions, such as Southeast Asia, America, Africa, Eastern Europe, Russia, Canada etc. We sincerely hope to establish wide contact with all potential customers both in China and the rest part of the world.

Good quality and fast delivery, it's very nice. Some products have a little bit problem, but the supplier replaced timely, overall, we are satisfied.

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