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Bourdon Tube Pressure Gauges

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Bourdon Tube Pressure Gauges

Solid-Front Test Gauge - Direct Drive
Model No: 332.34DD

Excellent load-cycle stability and shock resistance

Movement-less direct drive Bourdon tube

Positive pressure ranges to 10,000 psi

Calibration certificate

Design ASME B40.100

Weather protection Weather resistant (NEMA 3 / IP54)

Sizes 4½” (115 mm) dial size

Pressure connection Material: 316 SS Lower mount (LM) and lower back mount (LBM) 1/4” or 1/2” NPT

Accuracy class ± 0.25‰ of span (ASME B40.100 Grade 3A)*

Bourdon tube / wetted parts Material: Inconel X-750 316 SS socket & capillary All connection nicro-brazed

Ranges Vacuum / Compound to 300 psi Pressure from 30 psi to 10,000 psi or other equivalent units of pressure or vacuum

Filter Porous metal disk - 316 SS Porosity: 25 to 50 microns

Working pressure Steady: full scale value Fluctuating: 0.9 x full scale value Short time: 1.5 x full scale value

Dial White aluminum with mirror band, black lettering Mirror band dial - aluminum substrate with white polyester film and black lettering

Operating temperature Ambient: -65°F to +190°F Medium: -65°F to +400°F

Pointer Black aluminum, adjustable, knife edge External zero adjustment Adjustment screw located on window

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.

Test gauge accuracy for rough service conditions that include severe shock and vibration

Suitable for corrosive environments and gaseous or liquid media that will not obstruct the pressure system

Process industry: chemical, petrochemical, refining, power stations, mining, environmental technology, mechanical engineering and plant construction