Ceraphant PTP31B is a price-attractive pressure switch with a piezoresistive metal sensor diaphragm, built for safe measurement and monitoring of absolute and gauge pressure in gases, vapors, liquids, and dusts. Size: G1/2 thread process connection (common) Application: Safe measurement and monitoring of absolute and gauge pressure in gases, vapors, liquids and dusts Measuring Principle: Piezoresistive sensor with metal diaphragm Measuring Range: Overload resistant up to 400 bar Process Temperature: Standard industrial process range Material: Metal sensor diaphragm (stainless steel) Key Features: Compact, overload-resistant design IO-Link capability for easy integration and parametrization Suitable for gases, vapors, liquids and dusts