Products
Pressure Measurement
Ametek | M&G
DWT Type HK
Pneumatic Deadweight Tester
High pressure, self-regulating ball-type deadweight tester
Engineered to to be a pressure reference standard
Imperial and metric ranges
Accuracies to ±0.025% of reading
Ranges to 1,500 psi (100 bar)
Available in psi, kg/cm², bar, and kPa
Rugged ceramic measuring ball
Overhung weight carrier reduces side thrust and friction
Quick-leveling system for field use
DWT Type HK
Pneumatic Deadweight Tester
| Type | Pneumatic, ball type |
|---|---|
| Pressure range | to 1,500 psi (100 bar) |
| Accuracy (12 mo) | to ± 0.025% rdg |
| Repeatability | ± 0.005% rdg |
| Pressure source | Nitrogen or instrument/shop air (ISA quality standard 7.3) |
| Weight material | Stainless steel |
| Ball material | Ceramic |
| Increments (low - min) | 1 psi, 0.1 kg/cm2, 0.1 bar, 5 kPa, 2 inHg |
| Temperatue coefficient | ± 0.00167% of reading/°C (based on 23 °C) |