Velleman DVM831 - Manual (Page 8)

31.03.2010
Voltage meas
Do no
Always
rms. K
measu
to a ci
• Connect the
VΩmA jack
• For DC volta
the range is
appropriate
• For AC volta
the range is
appropriate
• Connect the
• The measur
Notes:
• For DC
test le
• When
althou
norma
stabiliz
Direct curren
Do not
This d
not su
Curren
to 10A
contin
measu
Always
rms. K
measu
• For measu
jack and the
500mA/250
• For measu
and the blac
10A/220V).
• For DC mea
desired rang
• For DC mea
desired rang
• When the ra
to the appro
• Connect the
• Read the me
surements
ot measure circuits w
s be careful when wor
Keep your fingers behi
urement. Do not touch
rcuit which is being te
e black test lead to the
.
ages, set the selector
s unknown, always set
range.
ages, set the selector
s unknown, always set
range.
e test probes with the
red voltage is shown o
C-measurements: whe
ad, the indicated valu
the mV range is selec
gh the probes are not
al and is caused by the
ze and give a proper m
t measurements
t measure current in c
device is only design
uitable for alternati
nt measurements VΩm
A use the 10A jack. W
uous measurement fo
urements.
s be careful when wor
Keep your fingers beh
urement.
rements up to 200m
e black lead to the CO
V).
rements up to 10A:
ck lead to the COM ja
surements up to 200m
ge.
surements up to 10A,
ge (use the 10A jack)
ange is unknown, alwa
opriate range.
e test probes in series
easured cuurent from
DVM831
8
where voltages > 5
rking with voltages ab
ind the probe barriers
h unused terminals wh
ested.
e COM jack and the re
switch to V in the d
t the highest possible
switch to V in the
t the highest possible
circuit under test.
on the display.
en a negative polarity
ue is preceded by a “-
cted, the display may
t connected to a devic
e high input sensitivity
measurement when co
circuits with voltages
ned for DC current m
ng current measure
mA jack max. 200mA
hen measuring curren
ollowed by a 15 minut
rking with voltages ab
ind the probe barriers
mA: connect the red t
OM jack (protected wit
connect the red test
ck (protected with a c
mA, set the selector s
, set the selector switc
).
ays set the highest po
with the circuit.
the display.
©Velleman nv
00V CAT II
bove 60Vdc or 30Vac
s at all times during
hen the meter is linke
ed test lead to the
desired range. When
range and lower to th
desired range. When
range and lower to th
is present at the red
” sign.
show a varying readin
ce or circuit. This is
y. The reading will
onnected to a circuit.
> 250V
measurements; it is
ements.
A; for measurements u
nts up to 10A, max. 1
tes break between 2
bove 60Vdc or 30Vac
s at all times during
est lead to the VΩmA
th a ceramic fuse
lead to the 10A jack
ceramic fuse
witch to A in the
ch to A in the
ossible range and lowe
v
ed
he
he
ng
s
up
0s
A
er