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UT503PV
4. Electrical Symbols
CAT II
CAT III
5. External Structure
High voltage! Risk of electric shock!
Double insulated
Direct current (DC)
Alternating current (AC)
Grounding
Caution or warning
Battery power
Conform to European Union standards
Do not place equipment and its accessories in the trash. Please dispose
properly according to the local regulation.
MEASUREMENT CATEGORY II is applicable to test and measuring circuits
connected directly to utilization points (socket outlets or similar points) of the
low-voltage MAINS installation.
MEASUREMENT CATEGORY III is applicable to test and measuring circuits
connected to the distribution part of the building's low-voltage MAINS
installation.
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