Megger MTR105, User Manual

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5. Press soft keys 2 and 3 to move the carousel left or right
through sub-modes. IR is default, scroll through to 3P, PI,
T(s) DAR.
NOTE:
The full title text of the sub-mode will appear in the
secondary field for a few seconds.
6. If required, press soft key 1 to toggle between temperature
compensation on and off.
NOTE: this is only available in IR test mode.
To adjust the temperature compensation, Refer to 4.4.2
Temperature compensation on page 17
7. If required, Turn the buzzer on, off or visual as required by
pressing buzzer button. Refer to 4.4.1 Buzzer settings on
page 16
NOTE: This is only available in IR test mode.
To adjust the insulation threshold, Refer to 14. Settings on page
71
8. Start the test by pressing and holding down the TEST button.
The buzzer will sound on test initiation.
8.1. To hold the test voltage, press the LOCK button while
the TEST button is held. Once the lock symbol is
displayed and the buzzer has sounded, the TEST button
can be released. This test will continue until the TEST
button or the LOCK button is pressed to stop the test.
To enable this
Refer to 14.1.3 Lock on page 72
NOTE: As the test starts the Soft Key Function field disappears,
secondary and function fields drop to the bottom of the screen.
Sub-mode initials separate the secondary fields.
Insulation Resistance Tests
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