Measurement Categories - Chauvin Arnoux F407 Guía De Inicio

Clamp Multimeter F407

MEASUREMENT CATEGORIES

Definitions of the measurement categories :
CAT II: Circuits directly connected to the low-voltage installation.
Example: power supply to household electrical appliances and portable tools.
CAT III: Power supply circuits in the installation of the building.
Example: distribution panel, circuit-breakers, fixed industrial machines or devices.
CAT IV: Circuits supplying the low-voltage installation of the building.
Example: power lines, meters, and protection devices.
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English
Designation
Jaws with centring marks (see
connection principles)
Physical guard
Switch
Function keys
Display unit
Terminals
Trigger