Design EN 837-1 & ASME B40.100

Bourdon Tube Material: Copper alloy 15 psi to 600 psi: C-type 800 psi to 6,000 psi: Helical

Sizes 1½“ & 2“ (41 & 53 mm)

Movement Copper alloy

Accuracy Class ±3/2/3% of span (ASME B40.100 Grade B)

Dial White ABS with stop pin and black lettering

Ranges Vacuum / Compound to 200 psi Pressure from 15 psi to 6,000 psi or other equivalent units of pressure or vacuum

Pointer Black ABS

Working Pressure Steady: 3/4 of full scale value Fluctuating: 2/3 of full scale value Short Time: full scale value

Case Black ABS with SS crimped profile ring - 1½“ Black ABS with ABS panel adaptor ring and SS crimped profile ring - 2“

Operating Temperature Ambient: -40°F to 140°F (-40°C to 60°C) Media: 140°F (+60°C) maximum

Window Snap-in acrylic

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.

U-clamp Bracket Zinc-plated steel with two zinc-plated slotted screws

Connection Material: Copper alloy 1/8“ or 1/4“ NPT Center back mount (CBM)

Compressed gas regulation

HVAC and recovery systems

Suitable for all media that will not obstruct the pressuresystem or attack copper alloy parts