Tianqiong Sensor IOT Technology Co., Ltd
Sales Manager:Ms. Emily Wang
Cel,Whatsapp,Wechat:+86 15898932201
Email:info@fengtutec.com
Add:No. 155 Optoelectronic Industry Accelerator, Gaoxin District, Weifang, Shandong, China

Sales Manager:Ms. Emily Wang
Cel,Whatsapp,Wechat:+86 15898932201
Email:info@fengtutec.com
Add:No. 155 Optoelectronic Industry Accelerator, Gaoxin District, Weifang, Shandong, China

Model:FT-QT4S
Brand:tianqiong
1.O3 gas sensor technical parameters
O3 gas sensor is an ozone detector with a measurement range of 0-1 ppm and is used for ozone leakage monitoring 24 hours online.
| model | Measurement parameters | Measurement range | Accuracy | Resolution | unit | Operating temperature | Working humidity |
| QT1 | Carbon monoxide | 0-1000PPM | ±2PPM | 1PPM | PPM | -20℃-+50℃ | 10-95%RH without condensation |
| QT1S | 0-20PPM | ≤±5% | 0.01PPM | PPM | -20℃-+50℃ | 10-95%RH without condensation | |
| QT2 | Sulfur dioxide | 0-20PPM | ±1PPM | 0.1PPM | PPM | -20℃-+50℃ | 10-95%RH without condensation |
| QT2S | 0-1PPM | ≤±5% | 0.001ppm | PPM | -20℃-+50℃ | 10-95%RH without condensation | |
| QT3 | Nitrogen dioxide | 0-20PPM | ±1PPM | 0.1PPM | PPM | -20℃-+50℃ | 10-95%RH without condensation |
| QT3S | 0-1PPM | ≤±5% | 0.001ppm | PPM | -20℃-+50℃ | 10-95%RH without condensation | |
| Qt4 | ozone | 0-20PPM | ±1PPM | 0.1PPM | PPM | -20℃-+50℃ | 10-95%RH without condensation |
| QT4S | 0-1PPM | ≤±5% | 0.001ppm | PPM | -20℃-+50℃ | 10-95%RH without condensation | |
| QT5 | Oxygen content | 0~30%VOL | ±3%FS | 0.1%VOL | VOL | -20℃-+50℃ | 5-95%RH No condensation |
| QT6 | Negative oxygen ions | 0~100,000 units/cm³ | ±10% | 10 pieces/cm³ | Units/cm³ | +10℃-+70℃ | 10-70%RH without condensation |
| QT7 | Hydrogen sulfide | 0-100PPM | ±2PPM | 1PPM | PPM | -20℃-+50℃ | 10-95%RH without condensation |
| QT8 | Methane | 0-100%LEL | ≤±3% | 1%LEL | LEL | -20℃-+50℃ | 10-95%RH without condensation |
| QT9 | Tvoc | 0-100PPM | 55±15 nA/ppm | 1PPM | PPM | -20℃-+50℃ | 10-95%RH without condensation |
| QT10 | Ammonia | 0-100PPM | ±4PPM | 1PPM | PPM | -20℃-+50℃ | 10-95%RH without condensation |
| QT11 | Nitrogen monoxide | 0-250PPM | -2~10PPM | 1PPM | PPM | -20℃-+50℃ | 10-95%RH without condensation |
| QT12 | formaldehyde | 0-10PPM | <1PPM | 0.1PPM | PPM | -20℃-+50℃ | 10-95%RH without condensation |
2.O3 gas sensor product size diagram

In the road traffic environment safety monitoring system, the Laser Snow Depth Monitor, especially in areas with frequent snowfall in winter, can accurately and real-time monitor the depth of snow on the road surface. It provides key data for traffic management departments, helping to ensure road sa...
The Negative Oxygen Ion Monitoring System is a monitoring framework built on professional technologies, with its core technical architecture integrating sensing technology and IoT communication technology. The sensor employs a universal capacitive detection principle to measure the concentration of...
Agricultural production is closely related to weather changes, and weather conditions play a decisive role in the growth, development, and final yield of crops. Torrential rains may trigger floods, submerge farmland, and damage crops. Droughts, on the other hand, can lead to insufficient soil moistu...
A cleanroom is a sealed space where parameters such as air cleanliness, temperature, humidity, and pressure are strictly controlled. It is widely used in industries with harsh environmental requirements, such as electronics, pharmaceuticals, healthcare, and biotechnology. Through special air purific...