8
01/2008 Diagnostics operating area
8.4 Service displays
8
© Siemens AG 2008 All rights reserved.
SINUMERIK 840Di sl/840D sl/840D Operating Manual HMI-Advanced (BAD) - 01/2008 Edition 8-403
"SPL" softkey
Use this softkey to display the safe programmable logic signals SPL.
The available signals can be seen in the above screen.
Selectable variables
In the "Variable" selection box, you can choose:
$A_INSE(P) corresponds to simultaneously selecting
$A_INSE upper line, origin of the NCK and
$A_INSEP bottom row; PLC origin
effectively the same for the other variables:
$A_OUTSE(P)
$A_INSI(P)
$A_OUTSI(P)
$A_MARKERSI(P)
$A_PLCSIIN
$A_PLCSIOUT
Saving
The variables that have been selected and the associated bit areas
are saved and are taken into account when subsequently selecting
the screen.
Bit
Under Bit you can request an 8-bit range from the selected signal.
In addition to the current values, the origin of the displayed NCK/PLC
signals is displayed.
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