Design
ASME B40.100 & EN 837-1
Sizes
10” (250 mm)
Accuracy class
± 1% of span (ASME B40.100 Grade 1A)
Ranges
Vacuum / Compound to 200 psi (16 bar)
Pressure from 15 psi (1 bar) to 15,000 psi (1000 bar)
or other equivalent units of pressure or vacuum
Working pressure
Steady: full scale value
Fluctuating: 0.9 x full scale value
Short time: 1.3 x full scale value
Operating temperature
Ambient: -40°F to +140°F (-40°C to +60°C)
Medium: max. +180°F (+80°C) - Type 211.11
max. +392°F (+200°C) - Type 231.11
Temperature error
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.
Weather protection
Weather resistant (NEMA 3 / IP 54)
Pressure connection
Material: copper alloy - Type 211.11
316L stainless steel - Type 231.11
Lower mount (LM) or lower back mount (LBM)
1/2” NPT
Bourdon tube
Material: copper alloy - Type 211.11
< 1,000 PSI: C-type, copper alloy - silver soldered
> 1,500 PSI: helical type, 316L SS - brazed
Material: 316L stainless steel - Type 231.11
< 1,000 PSI: C-type, 316L SS
> 1,500 PSI: helical type, 316L SS
Movement
Copper alloy
Dial
White aluminum with black lettering
Pointer
Black aluminum
Case
Black-painted steel with matching friction fit bezel ring
Window
Flat instrument glass
