Zero adjustment screw is conveniently located in the plastic include, and is accessible with no eradicating the cover. O-ring seal offers pressure tightness.????????????????????????????????????? ??????????????? ???????????????? ????????????????????????????????????? ?????????????????????With more than 80 several years of expertise and five branches

Ok… digging a bit deeper we see that a standard bourdon tube pressure gauge provides a rack and pinion pushed by an adjustable connection and lever. Since the tube straightens as a consequence of a pressure improve, the sealed idea will go.One particular finish with the Bourdon tube is welded exactly where the linkage is connected. Less expensive