Chroma 3302 - How To Set Up〝DEVIATION〞Function

Automatic Transformer Test System 3300/3302 User’s Manual
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4.4.11 How To Set Up 〝 DEVIATION 〞 Function
When users have their sample transformer to be a standard, the sample must has done the test
of each test parameter data before to be a measured standard, then users can use deviation to
error compensation function, the set up procedure as following:
a. According to above method, the screen show testing display after each parameter is set up.
b. Press 〝 DEVIATION 〞 key to ON state on the front panel, the display will be as follow:
c. Make selection of deviation item by tick 〝 〞 & cross 〝 X 〞 key.
d. Press 〝 DEVIATION 〞 key to confirm the function is ON.
SETTING
e. Press EXIT key to enter <SCAN TEST: MEASUREMENT> for auto transformer scanning,
under this state. work 〝 DEVIATION 〞 will become back-lighted shown as figure 5-2a.
(Date show underneath of DEVIATION is what the time users have use this function)
Put the standard transformer on the test fixture and press the key [Start], in first measuring, it
will display standard transformer measured value, and
DEVIATION
back-lighted will
disappear, it means the deviation error compensation is done. In second time you press
[Start] key you will see the value is deviated.