A continuous gas monitoring system is essential for safe and efficient operations in the steel industry, where oxygen levels in gas streams must be precisely controlled. This device is commonly installed in blast furnaces, steelmaking converters, and gas treatment units to ensure real-time oxygen concentration measurement. By providing accurate and reliable data, it enables operators to maintain optimal combustion conditions, prevent unsafe gas build-up, and comply with stringent safety regulations. The system is integrated into the plant's automation infrastructure, allowing for immediate adjustments to process parameters. In oxygen-rich environments, such as those involved in direct reduction processes or gas purification, the device plays a critical role in preventing explosions and ensuring worker safety. Its robust design and compliance with explosion-proof standards make it suitable for harsh industrial settings. By supporting precise gas management, the system contributes to process stability and operational efficiency in steel production.