A portable tri-gas analyzer is a device used for the simultaneous measurement of three different gases in a variety of applications, such as environmental monitoring, industrial safety, and air quality testing. These analyzers are often used to measure gases like oxygen (O₂), carbon dioxide (CO₂), and carbon monoxide (CO), though they can be customized to detect other gases depending on the needs. Here are some common features of portable tri-gas analyzers: Portability: Compact and lightweight design for easy transport and use in different environments. Real-time Monitoring: Provides real-time data of the gas concentrations in the atmosphere. Sensors: Equipped with sensors specifically designed for the target gases (e.g., electrochemical sensors, infrared sensors). Calibration: Often comes with an auto-calibration feature or manual calibration options. Data Logging: Many models allow for data storage for later analysis or export. Alarms: Built-in alarms to warn users when gas concentrations exceed safe limits. Display: Digital display to show gas concentrations, often with additional features like backlighting for easier reading in low light.