Fluke 8024B - 2.34. Continuity Testing; 2.36. Diode Testing; 2.38. Conductance (S) Operation; 2.40. Temperature (°C) Operation

8024B
34.
Continuity
Testing
35.
The
2
kQ
range
of
your
8024B
can
be
used
to
make
fast
continuity
tests.
Select
the
2
0,
range,
9
function,
and
depress
the
AC/
DC
switch
(to
enable
the
audible
alarm).
The
&
p
arrow
will
appear
in
the
display.
If
continuity
is
measured
between
the
test
lead
tips
ouch
the
tips
together
momentarily),
the
audible
tone
will
sound,
then
the
upAarrow
will
isappear
from
the
display
and
the
downWarrow
will
appear.
Typically,
6002
or
less
will
ctivate
the
down
¥
arrow
and
audio
tone.
Comply
with
the
kQ
warning.
36.
Diode
Testing
37.
The
2kQ,
200k,
and
20
MQ
ranges
of
the
kO.
function
will
turn
on
PN
junctions.
‘The
2
kQ
is
preferred
and
is
marked
with
a
diode
symbol
on
the
front
panel
of
your
8024B.
fhe
open
circuit
voltage
is
less
than
3.5V
on
the
2
kQ
range
and
less
than
1.5V
on
all
other
‘anges.
When
testing
diodes
in
conjunction
with
the
audio
tone,
use
the
200
kf.
range.
NOTE
The
2000,
20
kQ,
and
2000
kO.
ranges
can
be
used
for
in-circuil
resistance
measurements.
2-38.
Conductance
(S)
Operation
2-39.
Figure
2-9
shows
operation
for
the
conductance
measurement
function.
To
make
conductance
measurements,
complete
each
of
the
steps
listed
in
the
figure
sequentially,
and
comply
with
the
warning.
Siemens,
the
displayed
units,
is
equal
to
1/Q.
For
the
resistance
equivalent
to
the
displayed
value,
refer
to
the
conductance-to-resistance
conversion
material
presented
later
in
this
section
under
Measurement
Techniques.
2-40.
Temperature
(°C)
Operation
WARNING
TO
AVOID
ELECTRICAL
SHOCK,
DO
NOT
USE
THE
THERMOCOUPLE
ACCESSORIES
WHEN
VOLTAGES
EXCEEDING
30V
AC
RMS
OR
60V
DC
ARE
PRESENT.
THE
PROBE
TIP
MAY
BE
ELECTRICALLY
CONNECTED
TO
THE
ACCESSORY
OUTPUT
TERMINALS.
ribes
operation
for
the
temperature
measurement
function
with
the
thermocouple
accessories
and
with
the
John
Fluke
Model
80T-150
Temperature
Probe.
To
find
the
Fahrenheit
equivalent
of
the
°C
display,
go
to
the
Temperature
suremfént
Techniques
material
presented
later
in
this
2-41.
Figure
2-10
desc
*
Conversion
portion
of
the
Mea
section.
NOTE
Thermocouple
connections
must
be
made
using
approved
isothermal
(such
as
the
Y8104)
and
thermocouple
wire
that
is
the
same
type
connectors
terials
will
result
in
erroneous
as
the
thermocouple.
Failure
to
use
these
ma
temperature
measurement.