The KROHNE H250/RR/M40 is a robust, all-metal variable area flowmeter engineered for high-pressure and high-temperature applications. This model is specifically calibrated for accurately measuring the flow of compressed air (Druckluft) in demanding industrial environments. Its durable construction ensures reliable performance and a long service life, even under harsh process conditions. The H250/RR/M40 provides a clear, local flow indication without the need for auxiliary power, making it a versatile and dependable solution for process control and monitoring.