R&S ZNB Series User Manual page 375

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R&S ZNB/ZNBT
Limit Check
Enables/disables the limit check for the active trace. If enabled, an additional info field
is displayed in the diagram, indicating the "PASS" or "FAIL" state.
Limit violations are marked with squares, whose color is defined in the
Color Scheme dialog
A TTL signal
The "Limit Fail Trace Color" and the appearance of the limit fail symbols are defined in
the Define User Color Scheme dialog
Note:
●
Limit check and display of limit lines are independent of each other:
–
–
–
●
Limit lines are defined for a particular trace format. However, the limit check is per-
formed irrespective of the current trace format. The info field indicates the correct
"PASS"/"FAIL" state and limit violations are visualized on the trace (if any).
Figure 5-6: Limit line violations in complex trace formats
Remote command:
CALCulate<Chn>:LIMit:STATe
CALCulate<Chn>:LIMit:LOWer:STATe
CALCulate<Chn>:LIMit:UPPer:STATe
CALCulate<Chn>:LIMit:FAIL?
User Manual 1173.9163.02 ─ 62
("Limit Fail Trace Color").
indicating pass or fail can be generated in addition.
The limit lines can be displayed, no matter if the limit check is enabled.
If "Limit Check" is enabled, the limits are checked, no matter if the limit lines
are displayed.
The limit check can even be enabled, if no limit lines are defined. In this case,
the info field displays "No limit defined!" and the limit check always passes.
("Display" > "Config" > "Define User Color...").
GUI reference
Lines softtool
Define User
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