Gossen MetraWatt METRAVOLT VT 1500 Mode D'emploi page 23

4. Measuring and Testing
4.1 General Information
The METRAVOLT VT 1500 switches on automatically
when a voltage of at least 12 V is applied or switches
automatically to voltage testing.
Note:
For voltages below 12 V, the device must be
switched on with the button
age with the button .
Ω / V
The instrument switches off automatically approxi-
mately 30 seconds after the last measurement.
Note:
It is possible that the voltage tester switches on
automatically when only one test electrode is
connected to voltage or to a statically charged
object. This has no significance.
4.2 Voltage Testing
Attention!
The self-test (see section 3.3) must have been carried
out successfully.
Establish a firm contact between the test electrodes
and the testing points.
The following display appears:
No voltage
Low voltage under 50 V AC / 120 V DC
Hazardous voltage above 50 V AC/120 V DC
or switched to volt-
LED off
Display backlight
white or off
Display 0.00 V
LED off
Display backlight white
Display of voltage and
frequency
LED lights up
Display backlight red
Display of voltage and
frequency and
symbol on the display
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