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7.4 Operating mode LOCK: Locking/unlocking of the operating functions’ set-
tings by operating mode HAND
To avoid operating functions being changed by unauthorized persons, you can lock the operating func-
tions’ settings.
• In operating mode HAND, define a 3-digit numeric password in operating function “PA.H”.
Locking the operating functions of operating mode HAND:
• In Normal display, press “EXIT” and “MODE” simultaneously for 3 seconds to access operating mode
selection. In the upper display, “OP.H” (operating mode HAND) or “OP.U” (operating mode USER) is
displayed.
• Press “▼”. In the upper display, “OP.L” (operating mode LOCK) is now displayed. It is visible only if a
password was set in operating mode HAND via operating function “PA.H”.
• Confirm the selected operating mode with the “MODE” button. The controller returns to Normal
display. Setting the operating functions in operating mode HAND is now locked.
Figure 23: Locking and unlocking the operating functions’ settings
Unlocking the operating functions of operating mode HAND:
• In Normal display, press “EXIT” and “MODE” simultaneously for 3 seconds to access operating mode
selection. In the upper display, “OP.L” (operating mode LOCK) is displayed.
• Press “▼” to enter operating mode HAND. In the upper display, “OP.H” (operating mode HAND) is
displayed.
• Press “MODE”. The menu to enter the password is displayed.
Figure 24: Password request
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