Item Function
1
HOLD to lock the display of the measurement. At
start-up, de-activation of automatic switching off of
the device.
2
TEST LOCK: Insulation TEST function in permanent
mode (measurement campaigns).
3
Compensation of lead resistance function (short
press) and Activation or de-activation of backlighting
of the screen (long press, >2s).
4
TEST start insulation measurement.
1.3
The switch
The switch has eight positions. The functions are described in the
table below:
4
3
2
Fi
1
Figure 4: the switch
Item
Function
1
Insulation measurement at 1000V
2
Insulation measurement at 500V
3
Insulation measurement at 250V
4
OFF mode: Switching off of the megohmmeter
5
AC voltage measurement (V)
6
DC voltage measurement (V)
7
Continuity measurement with buzzer
8
Resistance measurement
See §
3.2.1
3.2.2
3.2.3
3.2.4
5
See §
3.1.1
3.1.1
3.1.1
2.3
3.1.2
3.1.2
3.1.3
3.1.4
24
6
7
8