P
OCKET
R
EFERENCE
G
UIDE
— 32
The faucet in a house should provide 4.5
Gallons of water per Minute. If you have a
two Liter bottle that filled up in 12
Seconds, is the faucet within code?
KEYSTROKES DISPLAY
1. Clear calculator:
o o 0.
2. Divide Liters by Seconds:
2 ÷ 1 2 = 0.166667
3. Enter as Liters per Second:
Ç L
(liters/sec)
L/S 0.166667
4. Convert to Gallons/Minute:
Ç g
(gpm)
GPM 2.641721*
* Because 2.641721 gpm is less than 4.5 gpm,
the faucet is not within code.
Pressure Conversions
To convert a displayed pressure value,
press the Ç key, followed by the key cor-
responding to the desired pressure. See
below for examples.
Examples
A water line is reading a pressure of 0.5
psi. What would the pressure be in Bars,
psf, kPa and mPa?
KEYSTROKES DISPLAY
1. Clear calculator:
o o 0.
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