Bird 4421 RF Power Meter
ii
Safety Symbols
The caution symbol appears on the equipment indicating there
is important information in the instruction manual regarding
that particular area.
NOTE: Calls attention to supplemental information.
Warning Statements
The following safety
warnings appear in the text
where there is danger to
operating and maintenance personnel an
d are repeated here for emphasis.
WARNING
Warning notes call attention to a procedure which, if not correctly
performed, could result in personal injury.
CAUTION
Caution notes call attention to a procedure which, if not correctly
performed, could result in damage to the instrument.
WARNING
Never attempt to connect or disconnect RF equipment from the
transmission line while RF power is being applied.
Leaking RF energy is a potential health hazard.
WARNING
Heavy load. Do not attempt to lift unaided.
WARNING
To avoid personal injury, disconnect th
e power cord from the ac line before
performing any maintenance, including fuse replacement or changing the
line voltage setting.
WARNING
Exposed ac line voltage (115 V
AC or 230 VAC). Disconnect the
power cord from the ac line before
replacing the batt
eries. Failure
to comply may result in seve
re electrical shock or death.