Capsule type pressure gauges measure low and extremely low positive or negative pressures. The capsule is a modification of a diaphragm element with two convoluted membranes, leak-proof soldered around the circumference to form the capsule. Available in 2.5 inch, 4 inch, and 6 inch dial sizes.
| Case Size | 2.5 inches (63 mm) |
|---|---|
| Case Material | Corrosion resistant black painted steel |
| Ring | None |
| Window | Snap-on plastic |
| Socket | Brass |
| Connection | 1/4 inch NPT |
| Accuracy | 2.5 inch: 2.5% of full scale |
| Pressure Sensing Element | Phosphor Bronze. |
| Movement | Brass, high sensitivity type |
| Pointer | Black painted aluminum |
| Dial | White aluminum with black markings in accordance with ASME B40.1 -2005 |
| Scales Available | PSI |
| Available PSI Ranges | 3 PSI |
| Available Vacuum Ranges | -30 inches of water to 0 PSI |
| Other Available Pressure Ranges | 10 inches of water |
| Available Mounting Styles | Stem Mount, Lower Connected |
| Fill | Dry |
| Ingress Protection | Dry: IP41 |
