Glycerin manometer with single scale bar; Bourdon tube manometer; Body Stainless steel; Front ring Stainless steel Bright; Measuring unit, Motion work Copper based alloy; Front glass Acryl; Ambient temperature -10...+60°C; Medium temperature Max. +60°C; Connection 1/4" Rear; Class 1,6; Diameter 63mm; Indicating range 0-4bar