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Operate project
9.2 Controlling graphic objects
Operating elements
The trend view is operated by the configured trend display buttons. If no buttons have been
configured for the trend view, you can operate it using the keyboard or the function keys of
the HMI device. The project engineer must configure and document this type of operation.
Operator control
Function
element
Scrolls back to the beginning of the trend recording. The start values of the trend recording are
displayed there.
Zooms the displayed time section.
Zooms out of the displayed time section.
Moves the ruler backward (to the left).
Moves the ruler forward (to the right).
Scrolls one display width backward (to the left).
Scrolls one display width forward (to the right).
Shows or hides the ruler. The ruler displays the X-value associated with a Y-value.
Stops or continues trend recording.
9.2.12.2
Touch control
Procedure
Touch the desired operating element in the trend view on the touch screen of the HMI
device.
9-40
TP 270, OP 270, MP 270B (WinCC flexible)
Operating Instructions, Edition 03/2004, 6AV6691-1DD01-0AB0
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