Winters, PTG3999, PTG 4″ Dial, 0/30″ Hg Vac, 1/4″ NPT Bottom SS Pressure Test Gauge
Features:
- Highly accurate: ?0.50% for 4″ (100mm) complete with calibration certificate traceable to NIST standards
- Mirrored anti-parallax dial
- Knife-edge pointer
- Protective carrying and storage case available
- ASME B40.100 compliant
- CRN registered
- 5 year warranty
Applications:
- Designed to be used where accuracy and repeatability are of prime importance
- Used in laboratories and instrument testing facilities
| Dial Size | 4″ (150mm) |
| Range | 0/30″ Hg Vac |
| Case | AISI 304 SS |
| Lens | Polycarbonate |
| Ring | AISI 304 SS |
| Socket | 316 SS |
| Connection | 1/4″ NPT bottom |
| Bourdon Tube | 316 SS |
| Movement | AISI 304 SS temperature compensated |
| Pointer | Aluminum, anodized black, micrometer adjustable, knife-edge |
| Welding | Silver alloy (TIG for 316 SS wetted parts) |
| Over-Pressure Limit | 30% of full scale value |
| Working Pressure | Maximum 75% of full scale value |
| Calibration Conditions | 68?F (?5.4?F), 20?C (?3?C) for ambient and process temperatures at atmospheric pressure |
| Ambient/Process Temperature | -4?F to 150?F (-20?C to 65?C) |
| Accuracy | ?0.25% ANSI/ASME Grade 3A |
| Enclosure Rating | IP65 |
