Setting for Operation
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Contact Check: It selects test stage of contact check function which includes four selections of
OFF, Pre, Post and Both. The factory default value is OFF when shipped.
NULL : Test value. Click “Get NULL” to read test value under test terminal open-circuit status.
Correct Get NULL
Connection
Incorrect Get NULL
Connection
Incorrect Get NULL
Connection
DUT: Condition value. Click “Get DUT” to read condition value under the tester connecting
test cable and test terminal connecting DUT status.
Correct Get DUT Connection
VAL: Actual judgement value is read based on NULL and DUT. The default is to take the
middle value of the two as the basis for judging whether to contact. When measuring,
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