Velleman DVM892 - Manual (Page 10)

23.04.2010
• Read the
Notes:
• For DC
test le
• The m
fuse t
fuse.
• When
follow
Measurin
Do
• Connect
"VΩHz" j
• Select th
unknow
range.
• Connect
• The mea
Notes:
• Never
capac
• To inc
of the
test le
• For re
stabili
• Shoul
open
Testing d
Do
• Connect
"VΩHz" j
• Select th
• Connect
• Continui
When th
and the
selected
• Diode te
Connect
cathode
drop. If
e measured value
C-current measure
ead, the indicated
mA-range is protec
type 200mA/250V;
measuring curren
wed by a 15 minute
g resistance
o not perform re
t the black test lea
jack.
he appropriate "Ω"
n, always select th
t the test probes to
asured value appe
r perform resistanc
citors are complete
crease accuracy w
e measuring probe
eads. Subtract this
esistance measure
ize the read-out.
d the measured re
circuit, the display
iodes & continui
o not perform co
t the black test lea
jack.
he 2K range fo
t the test leads to
ity:
he measured resist
resistance is displ
d range or in case
est:
t the red test lead
of the diode. The
the lead connectio
DVM892
10
from the display.
ements, when a ne
value is preceded
cted against over-c
; the 10A range is
nts up to 10A, max
es break between
sistance measur
ad to the "COM" ja
" range with the FU
he highest possible
o the circuit/comp
ars on the display
ce measurements
ely discharged.
hen measuring low
s together to dete
s value from the m
ments above 1MΩ
esistance exceed t
y will show “1”.
ity
ontinuity or diod
ad to the "COM" ja
or testing diode or
the circuit/compon
tance is less than
layed. Should the
of an open circuit,
to the anode; con
meter will display
on is reversed, the
2
egative polarity is
by a “-” sign.
current with an au
protected by a ce
x. 10s continuous
2 measurements.
rements on live c
ck and the red tes
UNCTION switch. W
e range and lower
onent under test.
y.
on a live circuit an
w resistance value
ermine the resistan
measured value of
Ω the meter needs
the selected range
e measurements
ck and the red tes
the 200 for cont
nent under test.
30Ω a continuous
measured resistan
, the display will sh
nnect the black tes
y the approximate
e meter will display
rev. 0
©Velleman
present at the red
tomatic resettable
eramic 10A/250V
measurement
circuits.
st lead to the
When the range is
to the appropriate
nd make sure all
s, first hold the tip
nce value of the
the circuit.
a few seconds to
or in case of an
s on live circuits
st lead to the
tinuity tests.
beep is produced
nce exceed the
how “1”.
st lead to the
forward voltage
y “1”.
01
nv
d
e
s
e
ps
.