Safety Symbols - Keysight U8903B User Manual

Safety Symbols

The following symbols on the instrument and in the documentation indicate precautions
which must be taken to maintain safe operation of the instrument.
Direct current (DC)
Off (mains supply)
Caution, risk of electric shock
Earth (ground) terminal
Protective earth (ground) terminal
Keysight U8903B User's Guide
Alternating current (AC)
On (mains supply)
Caution, risk of danger (refer to this manual
for specific Warning or Caution information)
Frame or chassis (ground) terminal
Equipment protected throughout by double
insulation or reinforced insulation
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