UNI-T UPO2102 User Manual page 80

User's Manual
13.3 Pass/Fail Test
.
Pass/Fail can set the template and judgment condition to perform Pass/Fail test, which can set allow to test,
output, information source, operating, template and stop setting.
The Pass/Fail uses a template to detect whether the input signal within the range of the template
requirements. If the input signal exceeds the limited range of the template, it is judged as failed.
(1) Allow to test
Allow to test is to select whether perform test or not. ON: turn on to set and perform the test; OFF: not
allow to perform the test.
(2) Output
Set which signal output by AUX port, which can set pass or fail.
a. Fail：Set the AUX port on the rear panel of the oscilloscope to output pulse when it is "fail" and
produce beeps.
b. Pass：Set the AUX port on the back panel of the oscilloscope to output pulses when it is"pass" and
produce beeps.
Note：AUX output selection needs to switch to Pass test.
(3) Display Information
Set whether the test result is display on the right corner of the screen, as shown in the following figure.
(4) Stop Setting
Set the stop conditions for pass/fail test, and automatically stop the test when the condition is met.
Table 13-2 Condition Setting
Function Menu
Stop Type
Condition
Threshold
(5) Template Setting
Template setting is to set the template of pass/fail test. CH1 is used as the reference waveform to create
a template by default. If the waveform is within the template range, then the output is successful. If the
waveform exceeds the template range, then the output is failed.
 Instruments.uni-trend.com
Total Wfs represents the total frame number that has tested;
Pass Wfs represents the frame number that has passed;
Fail Wfs represents the frame number that has failed.
Setting Description
Set the Pass/Fail function to stop the test automatically after it reaches the
Pass Count
specified threshold count of pass.
Set the Pass/Fail function to stop the test automatically after it reaches the
Fail Count
specified threshold count of failure.
Set stop condition
＞=, ＜=
Adjusting Multipurpose knob to set the threshold of stop condition. The default
value is 1.
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