Справочник Пользователя для Marathon Computer AACC 2000
Marathon Monitors Inc.
AACC 2000 Carbon Nov. 1, 1997
61
configuration list. ‘
func’ should be set to ‘Vpos’, ‘VAL.L’ must be set to ‘0’ and
‘
VAL.H’ to ‘100’.
Exit from configuration and you are now ready to calibrate the position feedback
potentiometer. Proceed as follows.
1. In Operator level, press the AUTO/MAN button to put the controller in Manual mode.
potentiometer. Proceed as follows.
1. In Operator level, press the AUTO/MAN button to put the controller in Manual mode.
2. Drive the valve to its fully open position using
.
3. Press
until you get to ‘
ip-List’.
4. Press
to get to ‘
PCAL-OFF’.
5. Press
or
to turn ‘
PCAL’ to ‘on’.
6. Press
and the upper readout indicates ‘
Pot’.
7. Press
or
to get to ‘
Pot-3A.Hi’. (Assuming that the Potentiometer Input
Module is in module position 3.)
8. Press
to go to ‘
GO-no’.
9. Press
or
to see ‘
GO-YES’, which starts the calibration procedure.
10. Calibration is complete when the display returns to ‘
GO-no’.
11. Press
and
together to return directly to the Operator level.
12. The controller should still be in Manual mode.
13. Drive the valve to its fully closed position using
.
14. Press
until you get to ‘
ip-List’.
15. Press
to get to ‘
PCAL-OFF’.
16. Press
or
to turn ‘
PCAL’ to ‘on’.
17. Press
and the upper readout indicates ‘
Pot’.
18. Press
or
to get to ‘
Pot-3A.Lo’
19. Press
to go to ‘
GO-no’.
20. Press
or
to see ‘
GO-YES’, which starts the calibration procedure.
21. Calibration is complete when the display returns to ‘
GO-no’.
22. Press
and
together to return directly to the Operator level.
23. Press the AUTO/MAN button to place the controller in AUTO and the calibration of
the position feedback potentiometer is now complete.