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Palmer Wahl SF_Series | Fearless All Stainless Steel Pressure Gauges | 4 in, IP65
The Palmer Wahl SF_Series Fearless gauge is a 4 in (100 mm) all stainless steel gauge whose specially dampened stainless movement gives vibration and pulsation resistant readings similar to a liquid filled gauge. It suits gas or liquid media, has a watertight case and can be liquid filled for extreme applications. A quarter-turn bayonet bezel lets the window be replaced, and the micro-adjustable pointer allows in situ calibration.
Key features
- Dampened 304 stainless movement with self-lubricating gears
- Ranges 15 to 30,000 psi; autoclave fitting from 25,000 psi
- ±1% below 10,000 psi; ±1.6% from 15,000 psi
- Safety glass window standard, acrylic optional
- Optional blow-out disc on dry or glycerin gauges; oxygen cleaning available
- Specifications
- Downloads
| Part Number | SF_Series |
| Brand | Palmer Wahl |
| Case Size | 4 in (100 mm) |
| Case Material | AISI 304 stainless, watertight |
| Bourdon Tube / Socket | AISI 316 stainless steel, argon welded |
| Movement | AISI 304 stainless, dampened |
| Connection | 1/2 in NPT (1/4 in special order) |
| Accuracy | ±1% (<10,000 psi); ±1.6% (≥15,000 psi) |
| Pressure Ranges | 15 to 30,000 psi |
| Vacuum / Compound | -30 to 0 inHg; compound to 160 psi |
| Scales | psi, bar, kg/cm², kPa, dual |
| Fill | Dry, glycerin or silicone |
| IP Rating | IP65 |
| Overpressure Limit | 20% of full scale |
| Ambient Temperature | -40 to 85 °C |
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