CAT. I: Signal level, special equipment or parts of equipment, telecom-
munication, electronic, etc., with smaller transient overvoltages than
overvoltages CAT. II.
CAT. II: Local level, appliance, PORTABLE EQUIPMENT etc., with smaller
transient overvoltages than CAT. III.
Use the Meter only as specified in this operating manual, otherwise the
protection provided by the Meter may be impaired.
In this manual, a Warning identifies conditions and actions that pose haz-
ards to the user, or may damage the Meter or the equipment under test. A
Note identifies the information that user should pay attention on.
International electrical symbols used on the Meter and in this Operating
Manual are explained on page 5.
4) RULES FOR SAFE OPERATION
Warning
To avoid possible electric shock or personal injury, and to avoid pos-
sible damage to the Meter or to the equipment under test, adhere to
the following rules:
• Before using the Meter inspect the case. Do not use the Meter if it is
damaged or the case (or part of the case) is removed. Look for cracks
or missing plastic. Pay attention to the insulation around the connectors.
• Inspect the test leads for damaged insulation or exposed metal. Check
the test leads for continuity. Replace damaged test leads with identical
model number or electrical specifications before using the Meter.
• Do not apply more than the rated voltage, as marked on the Meter,
between the terminals or between any terminal and grounding.
3