Safety-related symbols on the device
Symbol Meaning
(1)
Risk of electric shock
(2) Safety Alert Symbol
(3) Electrical installation and maintenance by qualied per
sonnel only
See also
Applying t
he measuring current (Page63)
Applying the measuring voltage (Page62)
Applying the supply voltage (Page58)
Protection against unauthorized operation (Page89)
Introduction
1.6General safety notes
PAC4220
Equipment Manual, L1V30827278B-01 13
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