The DuraChoice PB404B-V30 oil filled vacuum pressure gauge has a 4" dial size, with 1/4" NPT center back mount fitting. The housing is stainless steel, with brass fittings and a polycarbonate window. Measures -30HG-30 PSI. Can be used for water, oil, gas, or diesel. Dual scale shows PSI/bar. The dial face size is intended for bigger applications or greater readability. The stainless steel housing is perfect for use in demanding environments. The liquid filling lessens vibration and lubricates the movement, lengthening the life of the gauge.
Specifications
- Housing Material- Stainless Steel
- Connection- Brass
- Movement- Brass
- Bourdon Tube- Brass
- Window Material- Polycarbonate
- Dimensions- 4.3" Diameter x 2.71" Length
- Liquid Filling- Glycerin Oil
- Fitting Size- 1/4" NPT
- Mounting- Center Back Mount
- Gauge Range- -30HG-30 PSI / -1 to 2 bar
- Accuracy- +/- 3/2/3%
- Normal Ambient Temperature- -4 F to 140 F (-20 C to 60 C)
To re-calibrate: To reset a gauge that does not default back to 0, start to lift out the rubber stopper on the back. This will release the internal pressure and set the gauge back to 0. Once it reaches 0, push the stopper back in.
Please Note: Brass components in this product contain lead, known to the State of California to cause cancer and birth defects or other reproductive harm. California law requires that this warning be given to consumers.
DuraChoice PB404B-V30 4" -30HG-30 PSI Center Back Mount Vacuum Gauge
