Chapter 2 Operating Your Frequency Counter
Using the LIMITS Menu Keys
Operating Guide 2-33
2
5Set LOWR to 9.999 MHz.
NOTE After you enter the value 9.999 MHz, BE SURE to press the Enter key to
complete the entry.
6 Press Limit Modes key until LIM TEST: ON is displayed.
Note that once either the upper or lower limits have been set, the limit testing is
automatically enabled as indicated by the LIM TEST: ON display, and the Limit
Modes indicator.
7 Press Limit Modes key.
ON FAIL: GO ON is displayed.
8 Press any one of the arrow keys to toggle to the next state.
ON FAIL: STOP is displayed. The ON FAIL: STOP function tells the Counter to
stop making measurements when the input signal drifts more than ±1 kHz.
9 Press Run key to start making measurements with this limits-testing choice
selected.
Now, if a measurement drifts out of the user-entered limits the Limit annunciator in
the display will light. The Counter will stop making measurements and hold the out-
of-limit measurement in the display.
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