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OEM Factory for Carbon Monoxide Detector 0 Ppm - Popular carbon dioxide monitor in wall mounting or desktop for schools and offices – Tongdy

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  • OEM Factory for Carbon Monoxide Detector 0 Ppm - Popular carbon dioxide monitor in wall mounting or desktop for schools and offices – Tongdy
  • OEM Factory for Carbon Monoxide Detector 0 Ppm - Popular carbon dioxide monitor in wall mounting or desktop for schools and offices – Tongdy

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We insist on offering premium quality manufacturing with superior business concept, honest product sales as well as finest and fast assistance. it will bring you not only the good quality product or service and huge profit, but the most significant is to occupy the endless market for , , , We're going to make higher efforts that can help domestic and international potential buyers, and produce the mutual advantage and win-win partnership between us. we're eagerly waiting for your sincerely cooperation.
OEM Factory for Carbon Monoxide Detector 0 Ppm - 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 Factory for Carbon Monoxide Detector 0 Ppm - Popular carbon dioxide monitor in wall mounting or desktop for schools and offices – Tongdy detail pictures

OEM Factory for Carbon Monoxide Detector 0 Ppm - Popular carbon dioxide monitor in wall mounting or desktop for schools and offices – Tongdy detail pictures

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Sticking to the belief of "Creating products of high quality and making friends with people from all over the world", we always put the interest of customers in the first place for OEM Factory for Carbon Monoxide Detector 0 Ppm - 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: Sydney, Kuwait, Guatemala, Our products are widely recognized and trusted by users and can meet continuously developing economic and social needs. We welcome new and old customers from all walks of life to contact us for future business relationships and achieving mutual success!
    • The company keeps to the operation concept "scientific management, high quality and efficiency primacy, customer supreme", we have always maintained business cooperation. Work with you,we feel easy!
    5 Stars By Quintina from French - 2017.03.07 13:42
    The sales manager has a good English level and skilled professional knowledge, we have a good communication. He is a warm and cheerful man, we have a pleasant cooperation and we became very good friends in private.
    5 Stars By Sally from Birmingham - 2017.07.28 15:46
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