Velleman DVM66 Operation manual - page 3
VELLEMAN GB
2
•
Never perform resistance measurements on live circuits.
•
Never perform capacitance measurements unless the capacitor to be measured
has been discharged fully.
•
Always be careful when working with voltages above 60V DC or 30 V AC
rms. Keep fingers behind the probe barriers while measuring.
1.3 Symbols
Important safety information, refer to the operating manual.
Dangerous voltage may be present.
Earth ground
Double insulation (Protection class II).
Indicates that the fuse must be replaced with one having the ratings indicated.
1.4 Maintenance
•
Before opening the meter, always disconnect test leads from all sources of
electric current.
•
For continue protection against fire, replace fuse only with the specified
voltage and current ratings :
F1 : F 500mA/250V
F2 : F 10A/250V
•
If any faults or abnormalities are observed, the meter can not be used any
more and it has to be checked out.
•
Never use the meter unless the back cover is in place and fastened fully.
•
To clean the meter, use a damp cloth and mild detergent only, do not use
abrasives or solvents on it.