Open HMI explosion-protected touchscreen panel PCs with Intel Atom series CPUs operate at full performance to 50 °C. The system can even briefly tolerate peaks of up to 55 °C. The series is certified for gas and dust zones 1, 21, 2 and 22. The closed housing contains modules with separate explosion protection that can be replaced individually if required, and are available up to a 24 in. wide-screen format with full HD resolution.