DVB, Diagnostic Valve Block Diagnostic valve block for pressure transmitters and switches. Function tests during operation (no interruption necessary) with stop valve and test connection Technical data Material Anodized AIMgSi1 Measuring range -0.8 … 100 bar Pressure connection G1/4” female Protection rating IP67 Media temperature -20 … 120°C Temperature range -20 … 120°C Read more Read less