Unsafe Voltage; Maintenance; Instruction Manual - Iso-Tech IDM 98-III Instruction Manual

IDM 98-III / 99-III English
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", "
the voltage of a circuit, this could result in damage the instrument and the
equipment under test.
• If possible, do not work alone, so assistance can be given if required
The following symbols may appear on the instrument and this

instruction manual:

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.
EN50419: 2006

Unsafe Voltage

To alert you to the presence of a potentially hazardous voltage, when the instrument
detects a voltage ≧30 V or a voltage overload (OL) in V, mV . The

Maintenance

Do not attempt to repair this instrument. It contains no user-serviceable parts. Repair or servicing
should only be performed by qualified personnel. This instrument should be calibrated yearly, or
more frequently if used in harsh conditions or if it is suspected of being inaccurate.
", "°C" , "mA", or "A" position to measure
symbol is displayed.
3