Fagor America CNC8070 - Manual (Page 268)

‡ ‡ ‡ ‡ ‡ ‡ ‡ ‡ ‡ ‡ ‡ ‡ Operation manual
8070 CNC
11.
PLC
"Logi
c anal
yz
er
" ser
v
ic
e
(S OFT V03.0 X )
234
11.9 "Logic analyzer" service
The "Logic analyzer" service is used to analyze the behavior of the logic PLC signals
according to a time base and certain trigger conditions set by the user.
Up to 8 PLC variables or expressions may be analyzed at the same time and the result
of the analysis (the traces) will appear on a graphic interface that facilitates the
interpretation of the data. Once the done capturing data, the user may:
• Modify the time base to display different zooms of the traces.
• Move along the traces to display points, times, time differences, etc.
To close the window, press [ESC].
Description of the logic analizer
The logic analyzer looks like this:
A. The data area is used to define the variables or expressions to be analyzed. Up
to 8 PLC variables or expressions may be defined.
B. The graphic area shows the traces for the defined PLC variables or expressions
and a trace of the PLC cycles with the indicated conditions.
Also, a vertical red line is displayed to indicate the trigger point (if any) and a green
line to indicate the cursor position.
C. The information area is used to define the data that conditions the display of the
traces (trigger, type of trigger, time base and trace status).
D. The data entry area is used to modify the PLC resources.
Softkey menus
When selecting the logic analyzer, the horizontal softkey menu offers all the options
associated with this service. The set of options offered by this menu may be changed
using the "+" softkey which offers a new set of options.
A B
C
D