In this post I will share how to calibrate the MOV Greatork AVA Range, this MOV can be commanded with control / throtling, it looks like this:
How to calibrate:
1. Change the selector switch to 'Local' mode.
2. Press the handwheel lock, then turn the handwheel manually until it is fully closed, pay attention to the movement of the stem.
3. When it is full close, turn the handwheel one turn, then mark the full close position on the stem with a permanent marker.
4. Do a full close setting on the mov.
5. Press the “↓” button on the remote, then select the “password” menu, enter the password “0000” then press “Enter” on the remote, a “set” icon will appear on the LCD, then select the “return” menu.
6. Select the "Commission" menu --> "Basic"--> "Position Limit" --> "SetCloseLimit" then the actuator is set to close.
7. Full open valve manually using handwheel.
8. If it is fully open, turn the handwheel one turn, then mark the full open position on the stem using a permanent marker.
9. Do a full open setting on the mov.
10 Select the "Commission" menu --> "Basic"--> "Position Limit" --> "SetOpenLimit" then the actuator is set to open.
11. Select the "return" menu until the LCD display enters Local Operation mode.
12. Perform an open-close valve test using a local motor, pay attention to the indication of the opening (%) on the LCD, make sure the open and close positions are in accordance with the marker marks.
13. Change the selector switch to “Remote” mode, then do a loop test from the CCR.
14. Give the command 0%, 25%, 50%, 75%, 100%, note the feedback value
15. Give the command 100%, 75%, 50%, 25%, 0%, note the feedback value.
Remote
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