Safety Information A
Infiniium Z-Series Oscilloscopes User’s Guide 59
Safety Symbols
Table 5 Description of Safety related symbols that may appear on a product (Sheet 1 of 2)
Symbol Description
Direct current
Alternating current
Both direct and alternating current
Three phase alternating current
Earth ground terminal
Protective earth ground terminal
Frame or chassis ground terminal
Terminal is at earth potential
Equipotentiality
N Neutral conductor on permanently installed equipment
L Line conductor on permanently installed equipment
On (mains supply)
Off (mains supply)
Standby (mains supply). The instrument is not completely disconnected from the
mains supply when the power switch is in the standby position
In position of a bi-stable push switch
Out position of a bi-stable push switch
Equipment protected throughout by DOUBLE INSULATION or REINFORCED
INSULATION
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