Overload protection; mA range fuse (FF600mA/600V); lOA
range fuse (FF10A/600V).
·
Max
. input current: mA gear: 600mA
DC
or
AC
RMS
;
l0A
gear:
l0A
DC
or
AC
RMS
When the measured current
is
greater than
SA,
the continuous
measuring time cannot exceed 10 seconds, and
it
is required
to
stop the current measurement for 1 minute after
measuring.
Frequency response; 0Hz-lOKHz, true
RMS
5. Instrument
maintenance
Basic
maintenance information provided in this section,
includes instructions on the replacement
of
protective tube
and the replacement
of
battery.
Unless otherwise you are
an
experienced maintenance person
and possess related calibration, performance test and
maintenance information,
do
not
try
to
repair this instrument.
5.1 General maintenance
&
In
order
to
avoid electric shock or damage
to
instrument,
do
not
wet
the inside
of
the instrument. Before opening the
shell or
the
battery cover,
be
sure
to
dismantle the
connecting wire between the test pen and the input signal.
Use
wet cloth and a small amount
of
detergent
to
clean the
instrument shell, and
do
not
use
any abrasive
or
chemical
solvent.
If
the
input
socket
is
polluted
or
wet,
it
may affect the reading.
Be
sure
to
clean
the
input socket:
(1)
Turn
off
the instrument, and pull
out
all test pens from the
in
put
socket.
(2)
Remove all pollutants on the socket.
(
3)
Use
a new cotton ball to soak with deterg
en
t
or
lubricant,
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