Kewtech KT72

15
5.3.2 Null setting for Extension Lead Test
⑴ Set the function switch to Extension Lead Test function.
⑵ Connect the Extension lead adaptor KAMP S (UK) as indicated in
Fig.10, and then follow the procedure described at clause 5.3.1 (4).
⑶ Follow the procedure described at clause 5.3.1 (5) to cancel the Null
setting.
5.4 Voltage setting for insulation resistance measurement
(How to chang
e between 250V and 500V)
⑴ Set the function switch to the Class II Test function, and press the
NULL
|
250V/500V
switch. The LCD display will change to indicate
the voltage selected. By pressing the
NULL
|
250V/500V
switch,
250V and 500V can be changed over.
Note
● The Insulation test voltage setting is saved and kept in the internal
memory of the instrument and is maintained even after switching
the instrument off.
Set the Function switch to
“Extension Lead Test”
Fig.10
Preparation
before a
measurement
Fig.11