Design
ASME B40.100
Sizes
2½” (68 mm)
Accuracy class
± 3/2/3% of span (ASME B40.100 Grade B)
Ranges
Vacuum / Compound to 200 psi (16 bar)
 Pressure from 15 psi (1 bar) to 6,000 psi (400 bar) or other equivalent units of pressure or vacuum

Working pressure

Steady: 3/4 of full scale value

Fluctuating: 2/3 of full scale value

Short time: full scale value

Operating temperature

Ambient: -40°F to 140°F (-40°C to 60°C)

Media: 140°F (+60°C) maximum
Temperature
Additional error when temperature changes from reference temperature of 68°F (20°C) +0.4% of span for every 18°F (10°K) rising or falling.
Pressure connection
Material: copper-alloy
1/8“ or 1/4“ NPT center back mount (CBM)
Bourdon tube
Material: copper alloy
< 870 psi (60 bar): C-shape
> 870 psi (60 bar): Helical
Movement
Copper alloy
Dial
White aluminum with stop pin and black lettering.
Zero-adjustment screw on dial
Pointer
Black aluminum
Case
Black ABS
Window
Twist-lock clear polycarbonate
U-clamp bracket
Zinc-plated steel with two threaded screws

Optional Extras
Brass restrictor
Custom dial layout
Special threaded connection
 Other pressure scales available: bar, kPa, MPa, kg/cm2 and dual scales