Service Guide E8361-90001 1-3
PNA Series Microwave Network Analyzers Safety and Regulatory Information
E8361A Safety Symbols
Safety Symbols
The following safety symbols are used throughout this manual. Familiarize yourself with
each of the symbols and its meaning before operating this instrument.
CAUTION Caution denotes a hazard. It calls attention to a procedure that, if not
correctly performed or adhered to, could result in damage to or destruction of
the instrument. Do not proceed beyond a caution note until the indicated
conditions are fully understood and met.
WARNING Warning denotes a hazard. It calls attention to a procedure which, if
not correctly performed or adhered to, could result in injury or loss
of life. Do not proceed beyond a warning note until the indicated
conditions are fully understood and met.
General Safety Considerations
Safety Earth Ground
WARNING This is a Safety Class I product (provided with a protective earthing
ground incorporated in the power cord). The mains plug shall only
be inserted in a socket outlet provided with a protective earth
contact. Any interruption of the protective conductor, inside or
outside of the instrument, will make the instrument dangerous.
Intentional interruption is prohibited.
Before Applying Power
CAUTION This product is designed for use in Installation Category II and Pollution
Degree 2 per IEC 1010 and 664 respectively.
CAUTION Make sure that the analyzer line voltage selector switch is set to the voltage
of the power supply and the correct fuse is installed.
CAUTION Always use the three-prong AC power cord supplied with this product. Failure
to ensure adequate grounding by not using this cord may cause product
damage.
CAUTION If this product is to be energized via an autotransformer make sure the
common terminal is connected to the neutral (grounded side of the mains
supply).
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