Fixed TVOC gas detectors are devices that continuously monitor the air for the presence of volatile organic compounds (VOCs). VOCs are a group of chemicals that can have a variety of health effects, including respiratory irritation, nausea, and headaches. In high concentrations, VOCs can also be flammable or explosive.
Fixed TVOC gas detectors use a variety of sensors to detect VOCs. The most common type of sensor is the catalytic oxidation sensor. Catalytic oxidation sensors work by exposing VOCs to a catalyst that causes the VOCs to react and produce heat. The heat is then measured by the sensor and converted into a concentration reading.
Other types of sensors that can be used in fixed TVOC gas detectors include:
Metal oxide semiconductor sensors
Each type of sensor has its own advantages and disadvantages. Catalytic oxidation sensors are the most common type of sensor because they are reliable and relatively inexpensive. However, they can be susceptible to interference from other chemicals in the air. Photoionization sensors are more sensitive to VOCs than catalytic oxidation sensors, but they can also be more expensive. Electrochemical sensors are the most sensitive type of sensor, but they can also be the most expensive.
Fixed TVOC gas detectors can be used in a variety of settings, including:
Oil and gas refineries
Paint and varnish shops
Auto repair shops
Fixed TVOC gas detectors can help to protect people from the health effects of VOC exposure. They can also help to prevent fires and explosions caused by VOCs.
Choosing a Fixed TVOC Gas Detector：
The type of VOCs that you need to detect
The sensitivity of the detector
The size of the area that you need to monitor
The cost of the detector
It is important to choose a detector that is sensitive enough to detect the VOCs that you are concerned about. The detector should also be able to monitor the size of the area that you need to protect. The cost of a fixed TVOC gas detector can vary depending on the type of detector, the sensitivity of the detector, and the size of the detector.
Installing and Maintaining a Fixed TVOC Gas Detector：
Fixed TVOC gas detectors should be installed and maintained by a qualified professional. The installation process will vary depending on the type of detector that you choose. However, most fixed TVOC gas detectors must be connected to a power source and to a ventilation system.
Fixed TVOC gas detectors should be regularly calibrated and maintained to ensure that they are working properly. Calibration should be performed by a qualified professional. Maintenance may include tasks such as changing the sensor, cleaning the detector, and testing the detector.
The Benefits of Using Fixed TVOC Gas Detectors：
Protection from the health effects of VOC exposure
Prevention of fires and explosions caused by VOCs
Compliance with regulations
Peace of mind
Fixed TVOC gas detectors can help to protect people, property, and the environment.