Meter cal or product density, Rate cal, Liquid applications and spray nozzles – Seed Hawk Raven 2012 User Manual
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Manual No. 016-3001-003
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10.
Press Yes to use the new calibration settings or No to keep the previous settings.
Meter Cal or Product Density
For liquid applications, the meter cal value is typically found on the flow meter. Enter the value found on the
flow meter to ensure the field computer is properly registering the product flow during product application.
For granular products, enter the product density or weight of 1 cubic foot [1 cubic meter] of product as the
density value. The density of the product must be entered to calibrate the field computer to the weight of
product being applied.
Rate Cal
The product rate cal value is entered in gallons per acre [L/ha] for liquid application systems or in pounds per
acre [kg/ha] for granular applications.
Liquid Applications and Spray Nozzles
Enter the desired target volume per minute of liquid product for the application. Refer to Unit of Measure
Conversions section on page x or contact a local sprayer or chemical supply dealer for more assistance.
The spray nozzles may also need to be adjusted for the target application rate. The following information must
be known in order to determine the correct spray nozzles to use with a liquid applicator.
•
Nominal Application Pressure_________ PSI [kpa]
•
Target Application Rate_________ GPA [lit/ha]
•
Target Speed_________ MPH [km/h]
•
Nozzle Spacing_________ inches [cm]