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-QT7
Brand:tianqiong
1.Hydrogen sulfide sensor technical parameters
Hydrogen sulfide sensor is used to measure H2S gas concentration in the air and provide real-time results where exposure may exist.
| 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.Hydrogen sulfide sensor product size diagram

The Snow Level Sensor is a high-precision, high-reliability environmental monitoring device based on ultrasonic distance measurement principles, specifically designed for automated and continuous measurement of snow depth.Its working mechanism is based on the "time difference method" in ph...
FT-NQ8 Meteorological Observation Station, specifically designed for agriculture, can accurately monitor 8 key elements. Each of these 8 elements is closely related to crop growth. Temperature is a key factor affecting the growth rate and physiological activities of crops. Different crops have speci...
Rainfall is one of the important water cycle links in nature. Accurate measurement of rainfall is of great significance for agricultural irrigation, urban flood control, water resource management, meteorological research and other fields, as it provides key data support for decision-making in these...
In the water conservancy and water services industry, water regime monitoring is a fundamental task. Especially during summer when natural disasters occur frequently, monitoring enables disaster prediction and provides data support for formulating flood prevention and relief plans. With the applicat...