WIKA Type: 111.11

Bourdon Tube Pressure Gauge

Compressed Gas Regulator Gauge, Standard Series

Applications

Compressed gas regulators
Beverage dispensing machines
Suitable for all media that will not obstruct the pressure system or attack copper alloy parts

Product features

UL-listed (UL-252a or UL-404)
SS Z&N coated or gold-painted steel case
Free of oil and grease

Specifications

Design
ASME B40.100

Sizes
1½”, 2” & 2½” (41, 53 & 68 mm)

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

Ranges
Vacuum / Compound to 200 psi (16 bar)
Pressure from 15 psi (1 bar) to 6,000 psi (400 bar)
or other equivalent units of pressure or vacuum

Working pressure
Steady: 3/4 of full scale value
Fluctuating: 2/3 of full scale value
Short time: full scale value

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

Temperature error
Additional error when temperature changes
from reference temperature of 68°F (20°C)
+0.4% of span for every 18°F (10°K) rising or falling.

Pressure connection
Material: Copper-Alloy
Lower Mount (LM): 1½”, 2” and 2½”
Center Back Mount (CBM); 1½”and 2”
1/8” NPT, ¼” NPT, limited to wrench flat area
Restrictor Press-fit, 0.012" orifice

Bourdon Tube
Material: copper alloy
= 870 psi (60 bar): C-shape
> 870 psi (60 bar): Helical

Movement
Copper alloy

Dial
White aluminum with stop pin and black lettering
“USE NO OIL” in red

Pointer
Black aluminum, non-adjustable

Case
1½”: gold-painted steel
2” & 2½”: SS Z&N coated (=brass polished look) or
gold-painted steel

Window
Twist-lock clear polycarbonate

WIKA Type: 111.11

Bourdon Tube Pressure Gauge

Product features

Specifications

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