manometer with electrical contact, bourdon tube manometer, electrical indicator (magnetic spring contact), body stainless steel AISI 304, measuring unit, motion work copper based alloy, front glass polycarbonat, ambient temperature -20...+60°C, medium temperature max. +80°C, contact 821.21, 2 magnetic spring contact for open/close of electric circuits depending on pointer position, connection 1/2" below, class 1,0, diameter 160mm, indicating range 0-40, unit bar
