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OEM/ODM China Air Pollution Detector - Popular carbon dioxide monitor in wall mounting or desktop for schools and offices – Tongdy

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  • OEM/ODM China Air Pollution Detector - Popular carbon dioxide monitor in wall mounting or desktop for schools and offices – Tongdy
  • OEM/ODM China Air Pollution Detector - Popular carbon dioxide monitor in wall mounting or desktop for schools and offices – Tongdy

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As for aggressive costs, we believe that you will be searching far and wide for anything that can beat us. We can state with absolute certainty that for such high-quality at such rates we have been the lowest around for , , , Currently, we are wanting ahead to even bigger cooperation with abroad customers according to mutual positive aspects. Be sure to sense free to contact us for more details.
OEM/ODM China Air Pollution Detector - Popular carbon dioxide monitor in wall mounting or desktop for schools and offices – Tongdy Detail:

♦ Real time monitoring room carbon dioxide

♦ NDIR infrared CO2 sensor inside with special Self Calibration. It makes the CO2 measurement more accurate and more reliable.

♦ More than 10 years lifetime of CO2 sensor

♦ Temperature and humidity monitoring

♦ Three-color (Green/Yellow/ Red) LCD backlight indicates ventilation level -optimal/moderate/poor based on the CO2 measurements

♦ Buzzer alarm available/disable selected

♦ Optional display 24h average and max. CO2

♦ Provide optional 1xrelay output to control a ventilator

♦ Provide optional Modbus RS485 communication

♦ Touch button for easy operation

♦ 24VAC/VDC or 100~240V or USB 5V power supply

♦ wall mounting or desktop placement available

♦ High quality with the excellent performance, best choice for schools and offices

♦ CE-approval

Power supply 100~240VAC or 24VAC/VDC wire connecting USB 5V (>1A for USB adaptor) 24V with an adaptor
Consumption 3.5 W max. ; 2.5 W avg
Gas detected Carbon Dioxide (CO2)
Sensing element Non-Dispersive Infrared Detector (NDIR)
Accuracy@25℃(77℉) ±50ppm + 3% of reading
Stability <2% of FS over life of sensor (15 yr typical)
Calibration interval ABC Logic Self Calibration Algorithm
CO2 sensor life 15 years
Response Time <2 minutes for 90% step change
Signal update Every 2 seconds
Warm up time <3 minutes (operation)
CO2 measuring range 0～5,000ppm
CO2 Display resolution 1ppm
3-color backlight for CO2 range Green : <1000ppm Yellow: 1001~1400ppm Red: >1400ppm
LCD Display Real time CO2, Temp &RH Extra 24h average/max/min CO2 (optional)
Temperature measuring range -20～60℃(-4～140℉)
Humidity measuring range 0～99%RH
Relay output (optional) One relay output with rated switching current: 3A, resistance load
Operation conditions -20~60℃(32~122℉); 0~95%RH, non condensing
Storage conditions 0~50℃(14~140℉), 5~70%RH
Dimensions/ Weight 130mm(H)×85mm(W)×36.5mm(D) / 200g
Housing and IP class PC/ABS fireproof plastic material, protection class: IP30
Installation Wall mounting (65mm×65mm or 2”×4”wire box) Desktop placement
Standard CE-Approval
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OEM/ODM China Air Pollution Detector - Popular carbon dioxide monitor in wall mounting or desktop for schools and offices – Tongdy detail pictures

OEM/ODM China Air Pollution Detector - Popular carbon dioxide monitor in wall mounting or desktop for schools and offices – Tongdy detail pictures

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To meet the customers' over-expected gratification , we have our robust crew to offer our best over-all support which includes marketing, income, coming up with, production, excellent managing, packing, warehousing and logistics for OEM/ODM China Air Pollution Detector - Popular carbon dioxide monitor in wall mounting or desktop for schools and offices – Tongdy , The product will supply to all over the world, such as: Iceland, Sevilla, European, Make sure you genuinely feel free to send us your requirements and we are going to respond for you asap. We now have got a skilled engineering group to serve for your just about every detailed needs. Cost-free samples could be sent to suit your needs personally to understand much more information. In an effort to meet your requires, be sure to seriously feel free to make contact with us. You may send us emails and contact us directly. Moreover, we welcome visits to our factory from around the globe for much better recognizing of our organization. nd objects. In our trade with merchants of numerous countries, we usually adhere for the principle of equality and mutual benefit. It is really our hope to market, by joint efforts, each trade and friendship to our mutual advantage. We look forward to getting your inquiries.
    • The factory technical staff not only have high level of technology, their English level is also very good, this is a great help to technology communication.
    5 Stars By Arthur from Swaziland - 2018.09.16 11:31
    Product variety is complete, good quality and inexpensive, the delivery is fast and transport is security, very good, we are happy to cooperate with a reputable company!
    5 Stars By Delia Pesina from Burundi - 2018.02.04 14:13
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