Explanation Of Symbols - VOLTCRAFT VC731 Notice D'emploi

4. EXPLANATION OF SYMBOLS

The triangle containing a lightning symbol warns against danger of electrical
shock or impairment of the electrical safety of the device.
An exclamation mark in a triangle indicates important notes in these operating
instructions that must be strictly observed.
The "arrow" symbol can be found when there is special advice and notes regarding
the operation.

This device is CE-compliance and meets the applicable European directives
Protection class II (double or reinforced insulation)
CAT II Overvoltage category II for measurements on electric and electronic devices
connected to the mains supply with a mains plug. This category also covers all
lower categories (e.g. CAT I for measuring signal and control voltages).
CAT III Overvoltage category III for measuring in building installation (e.g. outlets or
sub-distribution). This category also covers all lower categories (e.g. CAT II for
measuring electronic devices).
CAT IV Overvoltage category IV for measuring at the source of the low-voltage
installation (e.g. main distribution, house-transfer points of energy providers,
etc.). This category also contains all lower categories.
Earth potential
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