Schaffer Diaphragm Gauges have a Diaphragm whos displacement is transferred via a link to the movement. They are suitable for low pressure measurement from 0 -400mmwc to 6000mmwc and high side from 0-1 kgcm2 to 0-25 kgcm2. Schaffer Gauges are suitable for Pharmaceutical, Chemical, Petrochemical, Oil & Gas, Refinery, Paper & Pulp, Sugar, Breweries, Food & Beverages, Cement Industries, etc