Model 233.53, 232.53

Mô tả

Applications – With liquid filled case for applications with high dynamic pressure pulsations or vibration – Suitable for corrosive environments and gaseous or liquid media that will not obstruct the pressure system – Process industry: chemical/petrochemical, power stations, mining, on and offshore, environmental technology, mechanical engineering and plant construction Product features – Excellent load-cycle stability and shock resistance – All stainless steel construction – Positive pressure ranges to 15,000 psi (1,000 bar) Specifications Design ASME B40.100 & EN 837-1 Sizes 2”, 2½” & 4” (50, 63 and 100 mm) Accuracy class 2” & 2½”: ± 2/1/2% of span (ASME B40.100 Grade A) 4”: ± 1.0% 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 (1,000 bar) or other equivalent units of pressure or vacuum Working pressure 2” & 2½”: Steady: 3/4 scale value Fluctuating: 2/3 full scale value Short time: full scale value 4 ”: 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) – dry -4°F to +140°F (-20°C to +60°C) – glycerine filled -40°F to +140°F (-40°C to +60°C) – silicone filled Medium: +212°F (+100°C) maximum Weather protection Weather tight (NEMA 4X / IP65) Pressure connection Material: 316L stainless steel Lower mount (LM) or center back mount (CBM) Lower back mount (LBM) for 4” size 1/8” NPT, 1/4” NPT or 1/2” NPT limited to wrench flat area Bourdon tube Material: 316 stainless steel ≤1,000 PSI (70 bar): C-shape, >1,000 PSI (70 bar): Helical Movement Stainless steel Dial White aluminum with black lettering, 2” and 2½” with stop pin