Overflow hole: In the event of an emergency in which the Bourdon tube bursts, the internal pressure will be released to the outside through the overflow hole to prevent the glass panel from bursting. Note: In order to maintain the normal performance of the overflow hole, a space of at least 10mm should be reserved behind the table, and the overflow hole cannot be modified or plugged.
Pointers: In addition to standard pointers, other pointers are optional.
Glass panel: In addition to standard glass, other special material glass, such as tempered glass, non-reflective glass is also optional.
Performance classification: ordinary type (standard), ordinary type for steam (M), heat-resistant type (H), vibration-resistant type (V), vibration-resistant type for steam (MV), heat-resistant and vibration-resistant type (HV).
Treatment method: Oil-free / Water-proof treatment Remove the water or oil remaining in the wetted part during manufacture.
Designation of exterior: The shell color should be specified except the standard color.
Throttle valve (optional): To reduce pulsating pressure, a throttle valve is installed at the pressure inlet.