332312A - E4-5 Meter-Mix Dispense System, Operation ... - Graco Inc.

Screen IdentificationPresets ScreenThe Preset Screen allows the user to make adjustments to settings directly related to dispensing material:• Color Injector Percent• Color Injector Shot Size• Mixed Material Specific Gravity• Machine Ratio• Pail Monitor SettingsIcon DescriptionPercent of color to be injected with the amount of material being dispensed. There are separateeditable boxes for colors 1 and 2. If the entered value is too small, the field will turn yellow.Size of the shot being dispensed by each color injector. The shot size is adjustable mechanically,so test the shot size of each color individually. Refer to Adjust the Colorant InjectorShot Size, page 30.The Specific Gravity of the mixed material. Refer to the material data sheet supplied by thematerial manufacturer.How far the pump will move out of its total capacity. For example 50% A and 100% B wouldtranslate roughly to a 1:2 ratio.Set to a 5 gallon machine configuration. It changes how the machine interprets how muchmaterial is left and should only need to be set once.The K-Factor describes how the string pot behaves when it reads the platen's position. Theunits are millivolts/volt/inch and is listed on each device.The offset applies to the pressure transducer and string pots. To calculate an offset, performString Pot Calibration, page 40.Observable field only. It is showing the sensor value after the calibration calculations havebeen performed.20 332312A