PISTON PRESSURE GAUGE PRESSURE CALCULATION WORKSHEET (ENGLISH UNITS)
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| Expected Temperature, (t) |
| oC |
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Reference Plane Difference, h |
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| inch | A | = A [1 + |
| inch2 |
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| o(t) | o(23) |
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Mass Set Serial No. |
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| Local Gravity, gL |
| cm/sec |
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| 2 |
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| Piston Serial No. |
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| Air Density, ρair |
| g/cm3 |
| lb/in3 | |||
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A | o(23) | = A at 23 oC |
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| inch2 | Gravity & Buoyancy, K | 1 |
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| o |
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| b1 |
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| /psi |
| Tare, Apparent Mass |
| pound |
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| b2 |
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| /psi2 | Reference Pressure, PR |
| mtorr |
| psi | |||
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| c |
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| / oC |
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1
2
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6
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PB | ρmedium | ρW = | PH = | PA = |
| Ae(t) = | F = | M = | Masses to |
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| Temp. Coef. = | ||
(ρmedium - ρair | 1 + b1PA | Remainder | Remainder | |||||||||||
NOMINAL | (Mass | ρW x h | PB + PH - PR | Ao(t) x | PA x Ae(t) | F x K1 |
| be used | Column 9 x | |||||
PRESSURE | Density) | lb/in3) | + b2 PA2 | Column 6 |
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| 453.59237 x c | ||||||
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| x gL ⎟ 980.665 |
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psi | lb mass/in3 | Lb force/in3 | psi | psi |
| in2 | lb force | lb mass |
| Tare Plus | lb mass | grams | g/ oC | |
