Product Specs
Accuracy
±1.5% of span
Dial Size
2 1/2″ (63mm)
4″ (100mm)
6″ (160mm)
Process Connection Size
1/4 NPT
1/2 NPT
Process Connection Location
Center Back
Lower
Lower Back
Pressure Ranges
2 1/2″: 10 IWC (25 mbar) to 250 IWC (600 mbar)
4″: 4 IWC (10 mbar) to 250 IWC (600 mbar)
6″: 2.5 IWC (4 mbar) to 250 IWC (600 mbar)
Other equivalent vacuum or compoung ranges
Enclosure Rating
IP54
NEMA 3
Mounting
Center Back
Lower
Lower Back
Case Style
304 Stainless Steel
Window
Glass
Movement
Copper Alloy with nickel-silver pinion gear and shaft
Optional Extras
Brass threaded restrictor
Cleaned for oxygen service
Custom dial layout
Externally adjustable red drag pointer (max. pointer)
Externally adjustable red mark pointer (set pointer)
Front stainless steel polished
Medical specification
Nickel plated connection
Other pressure scales available
Overpressure and underpressure protection
Safety glass window
Special connections (limited to wrench flat area)
U-Clamp bracket steel zinc plated with stainless steel polished profile ring (4″ and 6″)
Wika 612.20 Low Pressure Capsule Pressure Gauge
Wika 612.20 Low Pressure Capsule Pressure Gauge
The WIKA® 612.20 low pressure gauge features a copper alloy capsule element that is designed to measure pressure and vacuum of gaseous media from as low as 2 1/2″ H2O to 275″ H2O (10 psi). The 4″ dial size allows easy reading from a distance. The finely polished nickel-silver pinion gear and shaft of the movement ensure repeatable accuracy.
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