WIKA Absolute Pressure Gauges

Absolute Pressure Gauges Type 532.51 - Accuracy ± 0.5% of Span Type 532.52 - Accuracy ± 1.0% of Span Type 532.53 - Accuracy ± 1.5% of Span Type 532.54 - Accuracy ± 2.5% of Span Applications Measurement of absolute pressure. All stainless steel pressure gauge. Suitable for corrosive environments and gaseous and liquid media. Optional flange connections also available for viscous and contaminated media. Special Features Sizes 4" and 6" ( 100 and 160 mm) Type 532.51 available in 6" ( 160 mm) size only. Accuracy Type 532.51: ± 0.5% of span ( ASME B40.1 Grade 2A) Type 532.52: ± 1.0% of span ( ASME B40.1 Grade 1A) Type 532.53: ± 1.5% of span Type 532.54: ± 2.5% of span Accuracy information for ambient pressure between 28.2 and 31.40 " Hg Ranges 10 " H2O to 400 PSI absolute pressure or equivalent other units of absolute pressure Working Range Steady: full scale value Fluctuating: 0.9 x full scale value Overpressure Safety 10 x scale range, max 400 PSI. Minimum 15 PSI absolute ( atmospheric pressure) with all scale ranges Operating Temperature Ambient: -4° F ( -20° C) to 140° F ( 60° C) Media: max. + 212° F ( + 100° C) Temperature error Additional error when temperature changes from reference temperature of 68° F ( 20° C) ± 0.5% for every 18° F ( 10° C) rising or falling. Percentage of span. Weather Protection Weather resistant ( NEMA 4X / IP 54