Operator control
6.1 Device interface
PAC3120 and PAC3220
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6.1.5 Control keys
The device can be operated by means of four keys. The keys are assigned different
functions. The functions of the keys depend on the menu level currently in use.
The user uses this key to navigate to the next submenu. Addition-
al measured data for the selected measured value are displayed
This key causes all inputs to be discarded and returns the device
to the last menu displayed. Any changes made but not confirmed
are not transferred to the system.
This key calls the next measured variable to the display.
Main menu and setting levels:
This key moves the selection bar upwards.
Displays the next selectable setting or increases the numerical
This key calls the next measured variable to the display.
Main menu and setting levels:
This key moves the selection bar downwards.
Displays the next selectable setting.
Selects the next number from the right for editing.
This key activates the main menu.
The submenu is currently selected on the device. This key acti-
vates the main menu.
Holding the key down for a prolonged period activates a context
menu in which, for example,
it is possible to reset minimum or maximum values.
Main menu and setting levels:
This key confirms the selection made.
This key confirms the changes made to parameters.
The key can be used to take the device to the editing level.
This key activates or deactivates a function.