Velleman DVM893 Manual Del Usuario página 5

Ris sk of electric sho
me easuring live circu
hig gher than 60 VDC
Wh hen using the mA
vo ltages > 250 V.
Wh
hen using the 10A
vo ltages > 500 V.
Dis sconnect circuit po
tes sting resistance, c
us e the included tran
In TV repair work or
cir rcuits, remember t
ca n damage the met
Do o not replace inter
acc cessories by ident
acc cessories, e.g. tes
Sw witch off the meter
or fuses.
All modifications of t
ca used by user mod
• If the m meter is used near
may be come unstable or
• Use the e meter only as spe
provide d by the meter ma
• Use ext treme caution whe
• Do not operate the meter
• Verify t he meter's operati
meter if f it operates abnor
have th e meter serviced b
be used d until it is repaired
• When m making connection
connect ting the live test le
lead (re ed) before disconn
• Before c changing functions
the circ uit under test.
• For all D DC functions, to av
reading s, verify the prese
Then se elect a DC voltage
• Use a 9 V battery, proper
meter.
• Replace e the battery as so
battery, , the meter may p
and per rsonal injury.
• Do not operate the meter
• Always verify that all con
V. 03 – 01 1/02/2013
DVM893
ock during opera
its. Use extreme c
or 30 VAC rms.
terminal: do not m
A terminal: do not
ower and discharg
ontinuity, capacita
nsistor socket.
r when carrying ou
that high-amplitud
ter. Use of a TV fil
rnal parts yourself
ical ones with the
st leads, from your
r and remove test
the device are forb
ifications to the de
a source of electr
may indicate large
ecified in this man
ay be impaired.
en working around
r near explosive ga
ion by measuring
rmally. Protection
by a qualified tech
d.
s, connect the com
ead (red). When d
ecting the commo
s or measuring ran
void the risk of sho
ence of any AC vol
range equal to or
rly installed in the
oon as the battery
produce false readi
r with the case (or
nections are reliab
5
3
ation. Be very car
caution when meas
measure current in
measure current i
e all high-voltage
ance or diodes. Fo
ut measurements o
de voltage pulses a
ter will attenuate
f. Replace damage
same specification
r dealer.
probes prior to re
bidden for safety r
evice is not covere
omagnetic interfer
e errors.
nual; otherwise, th
bare conductors o
ases, vapour, or d
a known voltage.
may be impaired.
hnician. Make sure
mmon test lead (b
isconnecting, disco
on test lead (black)
nge, disconnect th
ock due to possibl
tages first by usin
greater than the A
meter's battery ca
indicator app
ings that can lead
r part of the case)
ble and safe.
reful when
suring voltages
n circuits with
n circuits with
capacitors before
r transistor tests,
on power switching
at the test points
any such pulses.
ed or lost
ns. Order spare
placing the battery
reasons. Damage
ed by the warranty
rence, the display
he protection
or bus bars.
ust.
Do not use the
When in doubt,
the device cannot
lack) before
onnect the live tes
).
he test leads from
e improper
ng the AC function
AC range.
ase, to power the
pears. With a low
to electric shock
removed.
©Velleman n
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