Metrix MX 407 Notice De Fonctionnement page 30

E ach pres s of
this length...
short
3.2.3 key
This key is used to set the compensation for the resistance of the
measurement leads for voltage and resistance measurements, and
to activate or de-activate the backlighting.
E ach pres s of
this length...
short
long
To set the compensation of the resistance of the measurement
leads, proceed as follows:
1- Short-circuit the leads connected to the device;
2- Hold the
the lowest value. The
unit.
3- Release the
and stored.
3.2.4 key
This key is used to start the insulation measurement. It must be kept
pressed until the insulation measurement is stabilized. The
symbol is displayed on the screen during the measurement.
After each measurement, the HOLD symbol is displayed and the
HOLD function automatically activated.
E ach pres s of
this length...
long
250V
 to
500V
measurement
1000V
mode;
 to exit from the TEST LOCK
mode
VAC  to set the compensation of the
measurement leads;
VDC
k Ω
Any  to activate and de-activate the
backlighting.
position
key down until the display unit indicates
key. The correction value is displayed
250V
 to start the insulation
500V
measurement.
1000V
30
...serves
hold the
in
...serves
symbol is lit on the display
...serves
insulation
permanent