AOpen DE7200 Series Betriebsanleitung PDF herunterladen (Seite 43)

OPERATING INSTRUCTIONS

30 Sep 13 4-5

DE-7200VFDCentrifuge

b. Select Download to update VFD settings with new motor data. This will cause pump to

autotune at the next startup.

c. Select Disable for Tank High and Low Level inputs, if they will not be used.

d. When finished making required changes, click “X” in upper right corner to return to Setup

screen. Select Home to return to Home screen.

12. Select Operation to display the following screen:

13. Using up and down arrow buttons, initially set Bowl Input RPM at 20 RPM, and set Conveyor

Input RPM at 5 RPM.

14. Select START to confirm that bowl and conveyor motors rotate in the direction indicated by

labels.

15. Correct reverse rotation by shutting down power and switching any two of the three motor

leads (not incoming power leads) at the terminal block(s) inside the cabinet (refer to Section 3

and electrical schematic diagram in Section 8).

16. After confirming correct motor rotational directions, enter desired Bowl Speed of at least

750RPM, and enter desired Differential Speed; select START to begin centrifuge operation.

Screen will display actual Bowl Speed, Differential Speed, and Torque %. When bowl speed

reaches 750RPM, PUMP START/STOP at right side of screen will change to Autotune.

17. Select Start Autotune to tune pump drive motor to VFD. While autotuning is underway, the

following screen will appear:

18. Allow about 60 seconds for autotuning.

19. Enter a GPM, and select START to turn on pump. Check that pump is rotating in the direction

indicated on rotation label. If not switch any two of the three pump leads.

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AOpen DE7200 Series Betriebsanleitung Seite 43