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Graco PrecisionSwirl - Page 52

Graco PrecisionSwirl
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Operation
52 3A2098S
Dispense Application Direction Dispense Application Direction Dispense Application Direction
Dispense Application Direction Dispense Application Direction Dispense Application Direction
Dispense Application Direction Dispense Application Direction Dispense Application Direction
Dispense Application Direction Dispense Application Direction Dispense Application Direction
-Controls outlet pressure based on desired command while valves are closed.
-Ideal value is typically less than 100% due to the minimal pressure losses within the system when fluid is not
flowing.
-Provides a boost upon valve opening to accelerate material.
-Ideal value is typically greater than 100%.
-The duration for which the valve opening scaling is application before the command is no longer scaled.
-Controls timing of transition from valve “closed” precharge to valve “opening” precharge and regular dispense.
-This delay should approximate the time it takes a dispense to open.
Closed Precharge Scaling Value
Opening Precharge Scaling Value
Opening Precharge Duration Value
Regulator On Delay Value
Value Too Low Ideal Value Value Too High
Value Too Low Ideal Value
Value Too High
Value Too Low Ideal Value Value Too High
Value Too Low Ideal Value Value Too High

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