Vacuum gauge: -30 ″ Hg / -760mmHg-0
Compound gauge (vacuum + pressure)
Size: 1.5 ″, 2 ″, 2.5 ″, 3 ″, 4 ″, 6 ″
Materials: stainless steel / steel / brass
Applications
Used for vacuum or pneumatic systems
Suitable for fluid medium which does not have a clog connection port or brass
Used for providing protection from vibration and pulsation．
Case ： stainless steel / steel / chromed steel
Ring ： stainless steel / steel
Window ： polycarbonate (glass)．
Socket & Connection ： brass
Movement ： semi-brass (complete brass)
Bourdon tube ： copper alloy (brass)
Pointer and dial: aluminum
Range vacuum and compound
Accuracy Class ： ± 1.6%
Operating temperature
Ambient ： -4 ° F to 140 ° F (-20 ℃ TO + 60 ℃)
Media ： 140 ° F (+ 60 ℃)
