Front Panel Description - Velleman DVM13MFC Manual Del Usuario

7. Only measure voltages that fall within the device's operating limits. Measuring voltages that exceed the operating
limits may damage the device and it exposes the operator to a heightened risk of electroshocks. Respect the limit
values printed on the front panel at all times.
8. Never apply more than 250V between the A input and earth ground. Never apply more than 3V between input B
and earth ground.
9. Do not calibrate or service the device unless a qualified technician is present.
This product complies with the requirements of the following European Community Directives: 89/336/EEC
(electromagnetic compatibility) and 73/23/EEC (low voltage) as amended by 93/68/EEC (CE marking).
Symbols

4. Front Panel Description

1. power switch
2. HOLD button
3. RESET button
4. CHECK button
5. A.TOT
DVM13MFC
Important information with reference to safety, consult the manual!
Dangerous voltage may be present
Earth ground
Alternating current
Direct current
: Press the button once to turn the device on (depressed position) and press again
to turn it off.
: Press this button to toggle in and out of the data-hold mode.
: The eight LED indicators and all segments of the display are lit immediately when
RESET is pressed and the device automatically switches to the 10MHz
frequency range.
: Press CHECK. All segments of the display are lit in the following order: 0 → 9,
"•", the LEDs of the functions printed on the display.
: Press the A.TOT button to switch to the total measurement mode.
2 VELLEMAN