G Series U-Clamp Panel Mount


G11189 Side G11189
G11189 Side
G11189

Low Pressure Gauges from Marsh Instruments incorporate a diaphragm element allowing for accurate low-pressure readings in support of a variety of applications, with ASME Grade A 2/1/2% accuracy for ranges above 30” of water. Available ranges include vacuum and pressure in inches of water, ounces per square inch, kilopascals, and millimeters of mercury.

Features:
  • Diaphragm Internals for Accurate Low Pressure Measurement
Applications:
  • HVAC
  • Boiler
  • Burner
  • Oil & Gas
  • Industrial
  • Commercial
Spec Accuracy
For Ranges 30" H2O and above: 2/1/2%(ASME Grade A), For Ranges Below 30" H2O: 3/1/3%
Bezel
Twist Lock Lens
Connection
1/8" or 1/4" NPT
Design
Meets/Exceeds ASME B40.100
Pointer
Aluminum, Black Painted
Mount
U-Clamp Panel Mount
Vent Plug
N/A
Accuracy
For Ranges 30" H2O and above: 2/1/2%(ASME Grade A), For Ranges Below 30" H2O: 3/1/3%
Subtitle
Diaphragm/Capsule Internals
Series
G Series
Dial Color
Black Markings on White
Dial Size
2.5"
Pressure Ranges
Low Pressure Vacuum + Pressure 10" H20 through 10 psi
Case
Steel, black painted
Standard Case Fill
Dry non-fillable
Window
Acrylic Twist-in Clearlok
Movement
Brass
Dial Size(s)
2.5"
Ambient Temperature
-40 to 160F
Internal Material
Copper Alloy
Tube & Socket
Phosphor Bronze Diaphragm
Standard Scale
Dual Scale with kPa, Triple Scale: oz/in², in H20, & kPa
Weight(s)
see variation page
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