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X20 Sprayer Reference Manual
Correction Factor After a Pressure Calibration is
Unacceptable
If the Pressure Readout is less than the Pressure Gauge:
Add the difference1.
If the Pressure Readout is more than the Pressure Gauge:
Subtract the difference1.
Eg: If the Pressure Readout reads 400kpa and the Pressure Gauge
reads 450kpa, add the difference of 50kpa to the Pressure Gauge
reading during the next calibration: enter a correction factor of
‘500kpa’ using the screen keyboard.
S1. elect RESTORE FACTORY DEFAULTS at the bottom of
Tank Pressure window (Figure 10-1 on page 10-1)
Select 2. CALIBRATE SENSOR in the Tank Pressure
window (Figure 10-1 on page 10-1)
Follow the on screen directions to calibrate the Pressure 3.
Sensor.
When the pump is at operating pressure (eg: 450kpa) and the
screen keyboard window appears, you will enter in the new
correction factor, using the above formula (eg: ‘500’).
Manual Entry of Pressure Calibration Factors
(Spray ECU Only)
Manual Entry of Pressure Calibration Factors can only be selected
if Spray ECU was selected as the controller (page 8-7) and either a
Current or Voltage type of Pressure Sensor is fitted to the Sprayer.