: Unit Definitions and Conversions vii
UNIT DEFINITIONS AND CONVERSIONS
UNIT OF MEASURE DEFINITIONS
UNIT OF MEASURE CONVERSIONS
To convert the meter cal value into the selected unit of measure, divide the original number printed on the flow
meter label by the desired conversion value.
Abbreviation Definition Abbreviation Definition
GPM Gallons per Minute cm Centimeters
L/min Liters per Minute dm Decimeters
dL/min Deciliters per Minute m Meter
psi Pounds per Square Inch mph Miles per Hour
kPa Kilopascal km Kilometers
GPA Gallons per Acre kph Kilometers per Hour
L/ha Liters per Hectare [ ] Unit Conversions
mL/ha Milliliters per Hectare lb/acre Pounds per Acre
GPK Gallons per 1,000 Square Feet kg/ha Kilograms per Hectare
mm Millimeters
Fluid Ounces Conversion
Formula
Liters Conversion
Formula
Pounds Conversion Formula
Liquid Area
• 1 U.S gallon = 128 fluid ounces • 1 square meter = 10.764 square feet
• 1 U.S. gallon = 3.785 liters • 1 hectare = 2.471 acres or 10,000 square meters
• 1 U.S. gallon = 0.83267 imperial gallons • 1 acre = 0.405 hectares or 43,560 square feet
• 1 U.S. gallon = 8.34 pounds (water) • 1 square mile = 640 acres or 258.9 hectares
• 1 U.S. gallon = 10.67 pounds (28% N)
• 1 U.S. gallon = 11.06 pounds (32% N)
• 1 U.S. gallon = 11.65 pounds (10-34-0)
Length Pressure
• 1 millimeter (mm) = 0.039 inches • 1 psi = 6.89 kPa or 0.07 bar or 51.52 mmHg
• 1 centimeter (cm) = 0.393 inches • 1 kPa = 0.15 psi or 0.01 bar or 7.5 mmHg
• 1 meter (m) = 3.281 feet • 1 bar = 14.5 psi or 100 kPa or 0.99 atm
• 1 kilometer (km) = 0.621 miles • 1 inHg = 25.3 mmHg
• 1 inch = 25.4 mm or 2.54 cm • 1 mmHg = 0.04 inHg
• 1 mile = 1.609 km
Original Meter Cal
Weight of One Gallon of Product