Kyoritsu 6201A User Manual download pdf (Page 15)

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Press Null|250V/500V switch with contacting the Test Lead and the

metal parts, the resistance of Test Lead will be displayed on the LCD as

shown above fig.10 for 2sec.

Then, the instrument cancels the resistance value of Test Lead and

adjust the displayed value to “0.00” as shown below fig.10.

At this bout,

NULL mark is displayed in the LCD.

Null setting cannot be done when a resistance is 3Ω or more.

A message “no” appears to indicate a resistance is exceeding the Null

setting range.

Display at Null setting

⑷ Null setting can be released by pressing Null|250V/500V

switch for

2sec. The

NULL mark on the LCD will disappear when Null setting is

released.

Null setting and release can be done on Class I Test function only.

5.2.4 Voltage setting for insulation resistance measurement

(How to change 250V and 500V)

⑴ Set the function switch to Class II Test function, and press the

Null|250V/500V

switch. Then the mark to indicate the selected

voltage is shown on the LCD. By pressing Null|250V/500V

switch,

250V and 500V can be changed over.

Fig. 10

Fig. 11

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Kyoritsu 6201A User Manual Page 15