Velleman DVM831 Notice D'emploi page 7

Warning:
This device wa s designed in accorda
This implies th at certain restrictions
which can occu ur within the environm
This d device is only suitab
degre ee class 2 environme
6. Descript tion of the Front
Refer to the illu ustration on page 2 of
Selection swi tch: the meter has m
Always r remove the test probe
function o or range!
To switch h off the meter, set th
"10A" JACK:
"COM" JACK:
"VΩmA" JACK K: Connect the red tes
7. Operatin ng instructions
Risk of electric shock du
meas suring live circuits.
Befor re measuring, always
not d damaged and verify th
• Never excee ed the limit value for p
separately i n the specifications fo
• Do not touc h unused terminals w
being tested d.
• Only use the e meter in the indicate
measure vo ltages that might exce
• Disconnect t the test leads from th
selector in o order to change functi
• When carryi ing out measurements
always reme ember that high ampl
damage the e meter.
• Always be c areful when working w
Keep your fi ingers behind the pro
• Do not mea sure current in circuit
• Never perfo rm resistance, diode o
Make sure a all capacitors in the cir
• When the di isplay indicates "OL" d
is higher tha an the currently manu
• When a low voltage range is selec
reading alth hough the leads are no
normal and is caused by the high
and give a p proper measurement w
31.03.2010
selected via the
Connect the red tes
> 200mA
Connect the black t
except current mea
DVM831
ance with EN 61010-1
in use apply that are
ment of use. Refer to t
ble for measuremen
ents.
Panel
f this manual.
multiple functions and
selection switch.
es from the ciruit befo
e selection switch to O
st lead to this jack for
test lead to this jack
st lead to this jack for
asurements > 200mA
uring operation. Be
make sure the meter
he connections, selecte
protection. This limit v
or each range of meas
hen the meter is linke
ed overvoltage/install
eed the indicated cate
e tested circuit before
ons.
s on a TV set or switc
itude voltage pulses a
with voltages above 6
be barriers at all time
s with voltages > 250
or continuity measure
rcuit are discharged.
during a measuremen
ually selected range. S
cted, the display may
ot connected to a dev
h input sensitivity. The
when connected to a c
7
pollution degree 2.
related to pollution
the table above.
nts in Pollution
ranges that can be
ore selecting a differen
OFF.
r current measuremen
r all measurements
very careful when
and/or test probes ar
ed function and range
value is listed
surement.
ed to a circuit which is
ation category. Never
egory values.
e rotating the range
hing power circuits,
at the test points migh
60Vdc or 30Vac rms.
es during measuremen
0V
ements on live circuits
t, the measured value
Select a higher range.
show a varying
ice or circuit. This is
e reading will stabilize
circuit.
©Velleman nv
.
nt
nts
re
e.
s
r
ht
nt.
s.
e
v