IDM 503 / 505 English
3
CAUTION
• Disconnect the test leads from the test points before changing the position
of the function rotary switch.
• Never connect a source of voltage with the function rotary switch in the
“Ω”, “ ” , “°C” , “mA”, or “A” position.
• Do not expose the instrument to extremes in temperature or high humidity.
• Never set the instrument in the “Ω”, “ ” , “°C” , “mA”, or “A” position to measure
the voltage of a circuit, this could result in damage the instrument and the
equipment under test.
Symbols as marked on the instrument and instruction manual
Maintenance
Do not attempt to repair this instrument. It contains no user serviceable parts.
Repair or servicing should only be performed by qualified personnel.
Risk of electric shock
See instruction manual
DC measurement
Equipment protected by double or reinforced Insulation
Battery
Fuse
Earth
AC measurement
Conforms to EU directives
Dispose of in accordance with local regulations.
