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Siemens
PXM20 / PXM20-E operator unit
CM110754en_02
Building Technologies
Display and control elements
17 Dec 2009
2.1.2
Audible signal
If the
Buzzer
is set to
On
under
Settings
(see Section 3), then any
alarm requiring acknowledgement and/or a reset will be additionally
accompanied by an audible signal. Alarms which do not require
acknowledgement or reset are not accompanied by an audible alarm
signal.
2.1.3
Keys
2.1.3.1
Direct access keys
An arrowhead symbol at the end of a line indicates that, for that line,
you can use the associated direct access key to carry out a number
of actions:
The direct access keys have a dual function.
Navigation:
Direct access to the view at the next level down.
Refer to Section 5 for detailed instructions on navigating in the
PXM20.
Editing a value
Your user access rights determine whether you can edit values, or
only read them. Refer to Section 6 for detailed instructions on
editing values in the PXM20.
2.1.3.2
Page Up and Page Down
If there are several pages in one display, use the Page Up and
Page Down keys to change to the next or previous page. You can
also use Page Up and Page Down in addition to the <+> and <–
>keys, to edit numerical values.
In pop-ups and dialog boxes, the symbols for Page Up and
Page Down are used to indicate that there is too much text to display
at once. Scroll up and down with these keys to display the whole
text.