The Siemens QBM3120-25 is a differential pressure sensor designed to measure pressures from 0 to 2500 Pa. It provides a standard 4-20 mA output signal, making it compatible with a wide range of control systems. This sensor is suited for monitoring air and other non-aggressive gases, ensuring reliable performance in various industrial environments. With an IP54 rating, it offers protection against dust and splashing water, making it a durable choice for many applications. This product is available through BSP Automation, providing easy access for your automation needs.