84 User’s Manual TOS93 Series
Withstanding Voltage and Insulation Resistance Tests | Finishing the Test and Viewing the Judgment
Judgment types and operation
When a test finishes, the judgment result (U-FAIL, L-FAIL, PASS) is shown in the test status.
Clearing the judgment result
Press STOP to clear the judgment result. The product is ready to start another test.
U-FAIL L-FAIL PASS
Condition A current greater than or equal
to the upper limit was mea-
sured.
A current less than or equal to
the lower limit was measured.
U-FAIL or L-FAIL judgment did
not occur during the test.
Display The test status shows “U-
FAIL”
1
until the judgment result
is cleared.
1 When Delay Auto is set to on and the output voltage is 200 V or more, if the test ends before the voltage rise
rate reaches approximately 1 V/s before the judgment starts, “ U-FAIL” will be displayed.
The test status shows “L-FAIL”
until the judgment result is
cleared.
The test status shows “PASS”
until the time specified by Pass
Hold elapses. Then the judg-
ment result is cleared.
Buzzer The buzzer continues to sound
until the judgment result is
cleared.
The buzzer continues to sound
until the judgment result is
cleared.
The buzzer sounds for 50 ms
(regardless of the Pass Hold
time).
SIGNAL I/O
connector
U FAIL signal is output until the
judgment result is cleared.
L FAIL signal is output until the
judgment result is cleared.
PASS signal is output until the
judgment result is cleared.
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