Hermetic gauge with or without glycerin
Robust construction gauge. With the watertight box and can be filled with damp liquid (glycerin or silicone). They adapt especially to installations submitted to line vibrations or pulsations when filled with shock absorbing.
Box: tightness, in printed steel plate, black epoxy paint or cast aluminum (for Ø200, 250 and 300 mm only cast aluminum).
Aro: Bayonet coupling, black epoxy paint, stainless steel or threaded aluminum rim.
Safety Valve: Located at the top of the box, or at the rear on the angles.
Flange: front or rear.
Counter: White background and black recording.
Pointer: balanced.
Visor: 2 and 3mm flat glass.
Sensor element: Bourdon tube in brass above 100 kgf/cm² of stainless steel.
Mechanism: brass.
Connection: Lower or rear with 1/8 ″, 1/4 ″, 3/8 ″ or 1/2 ″ NPT or BSP and concentric rear for Ø50 and 60mm with 1/8 ″ or 1/4 ″ NPT or BSP.
Socket: brass.
Precision: Class B = 3/2/3 % of the total scale.
Optional: for models of 100 and 150mm concentric connection.
