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The message text is only available for devices as of hardware series 0BA2. |
Short description
Display of a configured message text in RUN mode.
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Connection |
Description |
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Input En |
The message text is output with a 0 to 1 transition at input En (Enable). |
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Parameter P |
P is the priority of the message text. 0 is the lowest, 9 the highest priority. |
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Parameter |
Par: Parameter or actual value of another, already programmed function |
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Output Q |
Q remains set as long as the message text is queued. |
Description of the function
In RUN mode, a 0 to 1 transition of the signal at input En triggers the output of your configured message text on the display. The message text is closed after a 1 to 0 transition at input En and if the acknowledgment attribute is not set. If the acknowledgment attribute is set, the message text is not closed until input En=0 and the message is acknowledged at the LOGO! with OK. The status at output Q remains 1 as long as the message text is displayed.
Of several message text functions triggered with En=1, the one with the highest priority is displayed. Low-priority messages can also by displayed by pressing the
button on the LOGO!.
You can switch between the standard display and the message text display by means of the LOGO! buttons
and
.
Restrictions
Up to five message text functions are available.
Particular characteristics to be noted when configuring
The message text can be configured in the block properties dialog. You can enter up to four lines for each message text (the text display of the LOGO! has four rows) and set the priority. You can move to the next line using the cursor keys or the mouse. Hit the [ENTER] key to confirm all your entries in the block properties dialog and to close the dialog.
You may also enter the actual values of other blocks in the text lines. To do so, select the relevant block from the Block dialog. A Parameter dialog opens to display a list of all parameters available for the selected block. The block parameter you select in this dialog is written to the selected text line. The actual parameter value is now included when you call the message text.
Set the "Acknowledge message" attribute to specify whether a message is be acknowledged before it is closed.
Simulation mode