Design
ASME B40.100 |
Weather protection
Weather resistant (NEMA 3 / IP54)-without membrane
Weather tight (NEMA 4X / IP65) - dry case or filled case with membrane installed |
Sizes
4½” & 6” (115 & 160 mm) dial size |
Pressure connection
Material: 316L stainless steel
Lower mount (LM) or lower back mount(LBM)
1/4” or 1/2” NPT with M4 internal tap |
Accuracy class
± 0.5% of span
(ASME B40.100 Grade 2A)
± 1.0% of span
(ASME B40.100 Grade 1A)
(for 20,000 psi range and above) |
Restrictor
Material: Stainless steel (0.6 mm) |
Ranges
Vacuum / Compound to 200 psi
Pressure from 15 psi to 30,000 psi
or other equivalent units of pressure or vacuum |
Bourdon tube
Material: 316L stainless steel
≤1,000 PSI: C-type
≥1,500 PSI: helical type |
Working pressure
Steady: full scale value
Fluctuating: 0.9 x full scale value
Short time: 1.5 x full scale value |
Movement
Stainless steel. Internal stop pin at 1.3 x full scale
Overload and underload stops - standard
Dampened movement - optional |
Operating temperature
Ambient: -40°F to +150°F(-40°C to +66°C)-dry
-4°F to +150°F(-20°C to +66°C)-glycerine filled
-40°F to +150°F(-40°C to +66°C)-silicone filled
Medium: max. +212°F (+100°C) (See Note 1 on reverse) |
Pointer
White aluminum with black lettering, stop oin at 6 o' clock |
Temperature error
Additional error when temperature
changes from reference temperature of 68°F (20°C) ±0.4% for every 18°F (10°C) rising or falling. Percentage of span. |
Case
Black fiberglass-reinforced thermoplastic (POCAN)
Solid front, blowout back
Turret-style case with built in rear flange lugs |