Sterlco SF1000 Gravimetric Additive Feeder - Manual (Page 34)

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g) Closing the Password:
At the end of the static calibration it is recommended to close the Password
, to prevent
any re-calibration by mistake.
 To close the password, return to "Open/Close
Password" (see a) and b))
 Select "Close Password" and press
The "Password Closed" screen will be displayed,
indicating that the Password has been closed. Any
further attempt to re-calibration is not possible.
 Press to continue
Note:
During shutdown of the equipment. the Password will be closed, and will remain closed after
restart, even if it was opened before the shutdown.