Safety Symbols - Agilent Technologies 4155C User Manual

CAT 1
WARNING
CAUTION

Safety Symbols

The general definitions of safety symbols used on equipment or in manuals are listed
below.
Instruction manual symbol: the product will be marked with this symbol when it is
necessary for the user to refer to the instruction manual in order to protect against
damage to the instrument.
Indicates dangerous voltage and potential for electrical shock. Do not touch terminals
that have this symbol when instrument is on.
Protective conductor terminal. For protection against electrical shock in case of a fault.
Used with field wiring terminals to indicate the terminal which must be connected to
ground before operating equipment.
Frame or chassis terminal. A connection to the frame (chassis) of the equipment which
normally includes all exposed metal structures.
Indicates earth (ground) terminal.
Alternating current.
Direct current.
ON (Supply).
OFF (Supply).
STANDBY (Supply).
Means INSTALLATION CATEGORY I. Measurement terminals on the rear panel comply
with INSTALLATION CATEGORY I.
The warning sign denotes a hazard. It calls attention to a procedure, practice, condition
or the like, which, if not correctly performed or adhered to, could result in injury or
death to personal.
The caution sign denotes a hazard. It calls attention to an operating procedure,
practice, condition or the like, which, if not correctly performed or adhered to, could
result in damage to or destruction of part or all of the product.