OEM manufacturer O3 Detector With Display - Popular carbon dioxide monitor in wall mounting or desktop for schools and offices – Tongdy
OEM manufacturer O3 Detector With Display - 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 |
Product detail pictures:
Related Product Guide:
Quality First,and Customer Supreme is our guideline to provide the best service to our customers.Nowadays, we are trying our best to become one of the best exporters in our field to meet customers more need for OEM manufacturer O3 Detector With Display - 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: US, Denmark, Ghana, We have now a good reputation for stable quality goods, well received by customers at home and abroad. Our company would be guided by the idea of "Standing in Domestic Markets, Walking into International Markets". We sincerely hope that we could do business with car manufacturers, auto part buyers and the majority of colleagues both at home and abroad. We expect sincere cooperation and common development!
By Fiona from Argentina - 2018.09.21 11:44
This enterprise in the industry is strong and competitive, advancing with the times and develop sustainable, we are very pleased to have a opportunity to cooperate!
By Sandra from Switzerland - 2018.11.28 16:25
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