Screen overview
301
1SVC 440 795 M1100
“Visibility” tab
The Visibility tab makes it possible to switch the element to
invisible via an associated variable.
“Operability” tab
In the Operability tab you select the associated variable by
which the entry element is to be disabled.
Example program – Value entry
The program consists of seven screens that you can select via
cursor buttons
Í and Ú. The screen change was defined in
the button editor (a section “Button editor”, page 317).
While the display system is in RUN state you can modify all
the values that are processed by the program via the cursor
buttons
ú í Í Ú. The actual values are shown in the display
system’s display.
In order to display values the display system must firstly be
switched to Selection mode. In Selection mode you can
select the value entry element for the values you wish to
change.
X Press OK so that the display system switches to Selection
mode. Press ESC to exit Selection mode.
The selected value entry element will flash. If several entry
elements are present you can select the required element
with the cursor buttons
ú í Í Ú (a Screen 7).
X Press OK in order to switch from Selection mode to Entry
mode.
X Move to the required position with the cursor buttons ú
and
í, change the value with the cursor buttons Í and Ú.
X Accept the modified value with OK. Pressing ESC will
cause the previous value to be retained.
In both cases you will return to Selection mode and can
exit this by pressing ESC.
The circuit diagram contains the timing relay T01 that triggers
the counter C02. The counter switches the output Q1 to high
when the upper set value SH is reached. The value of the
counter function block output QV is transferred to the marker
word MW06. The upper set value SH is associated with the
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