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csmstr - Omega Engineering

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CONFIGURING THE MONOCHROME VIRTUAL HMI<br />

DEFINING PAGE PROPERTIES<br />

DEFINING PAGE PROPERTIES<br />

Each page has a number of properties that can be accessed via the Page menu…<br />

• The On Select and On Remove properties are used to define actions to be<br />

performed when the page is first selected for display, or when the page is<br />

removed from the display. Refer to the Writing Actions section and the Function<br />

Reference for a list of supported actions. Refer to the Data Availability section in<br />

this chapter for details of a timeout than can occur when using these properties.<br />

• The On Tick property is used to define an action that will run every second<br />

during the period for which this page is displayed. Refer to the Writing Actions<br />

section and the Function Reference for a list of supported actions. If a lack of<br />

data availability results in this action being unable to execute, it will be skipped<br />

and retried one second later.<br />

• The Period is the time in seconds to wait before performing the action specified.<br />

• On Timeout is the action to be performed when the period of time has expired.<br />

• The Parent Page property is used to indicate the page to be displayed when the<br />

HMI’s Exit key is pressed while this page is active. Selection of this page can<br />

be overridden using the techniques below.<br />

• The Next Page property is used to indicate the page to be displayed when the<br />

HMI’s Next key is pressed while this page is active, and when the cursor is on<br />

the last data entry field on the page. This selection can also be overridden.<br />

• The Previous Page property is used to indicate the page to be displayed when the<br />

HMI’s Prev key is pressed while this page is active, and when the cursor is on<br />

the first data entry field on the page. This selection can also be overridden.<br />

If you have too many data entry fields to fit on a single page, the Next Page and Previous<br />

Page properties can be used to link together a series of pages to allow the operator to edit the<br />

fields in sequence. Crimson will automatically position the cursor appropriately, such that if<br />

the Prev key is pressed on the first field of a page, the previous page will be activated with<br />

the cursor on the last field of that page.<br />

• The Entry Order property is used to define how the cursor on the HMI will move<br />

between data entry fields. The settings determine whether fields organized in a<br />

grid will be entered in row or column order.<br />

REVISION 6 PAGE 149

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