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Factory Cheap Voc Sensors And Monitors - Popular carbon dioxide monitor in wall mounting or desktop for schools and offices – Tongdy

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  • Factory Cheap Voc Sensors And Monitors - Popular carbon dioxide monitor in wall mounting or desktop for schools and offices – Tongdy
  • Factory Cheap Voc Sensors And Monitors - Popular carbon dioxide monitor in wall mounting or desktop for schools and offices – Tongdy

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We always get the job done being a tangible workforce making sure that we can easily give you the very best quality as well as finest selling price for , , , Welcome your traveling to and any your inquires,sincerely hope we could have chance to cooperate along with you and we can build-up extensive nicely small business romantic relationship along with you.
Factory Cheap Voc Sensors And Monitors - 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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Factory Cheap Voc Sensors And Monitors - Popular carbon dioxide monitor in wall mounting or desktop for schools and offices – Tongdy detail pictures

Factory Cheap Voc Sensors And Monitors - Popular carbon dioxide monitor in wall mounting or desktop for schools and offices – Tongdy detail pictures

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Each individual member from our large performance revenue crew values customers' needs and company communication for Factory Cheap Voc Sensors And Monitors - 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: Toronto, Sri Lanka, Amman, We warmly welcome domestic and overseas customers to visit our company and have business talk. Our company always insists on the principle of "good quality, reasonable price, the first-class service". We are willing to build long-term, friendly and mutually beneficial cooperation with you.
    • Staff is skilled, well-equipped, process is specification, products meet the requirements and delivery is guaranteed, a best partner!
    5 Stars By Michelle from Korea - 2018.12.11 14:13
    We are a small company that has just started, but we get the company leader's attention and gave us a lot of help. Hope we can make progress together!
    5 Stars By Mildred from Accra - 2018.02.04 14:13

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