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• Run the P
PC-LINK software
select the
e proper COM port
go to Dev
vice Manager:
• Right-c
click the My Comp
Prope
rties.
• Click th
he Hardware tab
• Scroll t
through the list of
entry.
Click the plus (+)
errors
occurred, the "Pro
x is the
e port, with x = a
• Select th
e default sampling
• Now pres
ss the Start in the
or graph
in the software in
• To disabl
e the serial data o
• More info
ormation about the
software.
.
7.
Ope
erating instru
Ri
isk of electric sh
me
easuring live circu
Be
efore measuring, a
da
amaged and verify
• Never ex
xceed the limit valu
the speci
fications for each
• Do not to
ouch unused termi
tested.
• Only use
the meter in the i
measure
voltages that mig
• When a m
measuring range is
and lowe
r to the appropria
• Disconne
ect the test leads f
in order t
to change function
• When car
rrying out measur
remembe
er that high amplit
meter.
• Always b
e careful when wo
your fing
ers behind the pro
• Do not m
measure current in
• Never pe
erform resistance,
sure all c
capacitors in the ci
7.1
Voltage meas
Do
o not measure ci
CA
AT III may resid
Alw
ways be careful w
Ke
eep your fingers be
me
easurement. Do n
cir
rcuit which is being
• Connect
the red test lead t
"COM" ja
ck.
• Set the r
otary switch to V
measurem
ments.
27.10.2010
DVM4x0
e, click the SET me
t in the Serial Por
puter icon on the
and then click De
installed devices
next to this entry
olific USB-to-Seria
specific number.
g rate or set a des
e PC-LINK SOFT to
terface.
output function, sw
e PC-LINK SOFT ca
uctions
ock during opera
its.
always make sure
the connections,
ue for protection. T
range of measure
nals when the me
indicated overvolta
ht exceed the indi
s unknown, always
te range.
rom the tested cir
ns.
ements on a TV se
tude voltage pulse
orking with voltage
obe barriers at all
circuits with volta
diode or continuity
rcuit are depleted
surements
ircuits where vo
e.
hen working with
ehind the probe ba
ot touch unused te
g tested.
to the "VΩ
Hz
for DC measur
10
0
enu. Select the Sy
rt Select. To dete
Windows desktop
evice Manager.
and locate the Po
y to view the instal
l COM Port (COM x
ired sampling rate
o measure and view
witch the meter OF
an be found in the
ation. Be very car
the meter and/or
selected function
This limit value is
ment.
eter is linked to a c
age/installation ca
icated category va
s select the highes
rcuit before rotatin
et or switching pow
es at the test point
es above 60Vdc or
times during meas
ages > 1000V.
y measurements o
.
ltages > 600V CA
voltages above 60
arriers at all times
erminals when the
" jack and the bla
rements or to V
ystem Set. Then
ermine the COM po
, and then click
rts (Com and LP
lled ports, If no
x)" will appear, CO
e.
w the real-time da
FF.
e help-file of the
reful when
test probes are no
and range.
listed separately i
circuit which is bei
ategory. Never
alues.
st possible range
ng the range select
wer circuits, alway
ts might damage t
r 30Vac rms. Keep
surement.
on live circuits. Ma
AT IV or > 1000V
0Vdc or 30Vac rms
s during
e meter is linked to
ack lead to the
for AC
©Velleman
ort,
T)
OM
ata
ot
n
ng
tor
ys
the
ake
V
s.
o a
nv
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