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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.
Both direct and alternating current.
Caution, hot surface.
Three-phase alternating current.
This symbol indicates the operating
switch for 'Stand-by' mode. Note, the
instrument is NOT isolated from the
mains when the switch is pressed. To
isolate the instrument, the mains
coupler (mains input cord) should be
removed from the power supply.
6
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.
Out position of a bi-stable push
control.
In position of a bi-stable push control.
Equipotentiality.
This symbol indicates the Fuse.
Keysight N432A User's Guide
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