Velleman DVM892 - Manual (Page 5)

23.04.2010
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CAT I
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CAT II
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and
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CAT
III
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pha
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CAT
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run
use
Warning:
This device
II 600V. T
voltages a
to the tabl
Do not measure cu
Do not conduct res
ircuits. For transis
When measuring cu
ollowed by a 15 mi
When carrying out m
ways be aware tha
might damage the m
Do not replace inte
ccessories by iden
ccessories e.g. tes
witch off the mete
attery or fuses.
All modifications of
aused by user mod
warranty.
ervoltage/in
categorized depen
t occur at the poin
a system, e.g. ca
ng categories acco
CAT I-rated meter
cuits which are not
cuits, control signa
CAT II-rated meter
d mono-phase app
plug and circuits in
cuit is at least 10m
vironment. E.g. ho
CAT III-rated mete
vironments, as we
ased appliances w
vironment, and for
se boxes, lighting
CAT IV-rated mete
-environments as
te that for all mea
n outdoors (either
ed.
e was designed in
his implies that ce
nd voltage peaks
e above.
DVM892
5
rrent in circuits wi
istance, diode- or
tor tests, use the
urrents up to 10A,
nutes break betwe
measurements on
at high amplitude
meter.
ernal parts yourse
ntical ones with the
st probes at your d
er and remove test
the device are for
difications to the d
nstallation ca
nding on the risk a
t of test. Transien
used by lightning
ording EN 61010-1
is suitable for mea
t directly connecte
als…
r is suitable for me
pliances which are
a normal domest
m apart from a CAT
ousehold appliance
er is suitable for m
ll as for measurem
hich are at least 1
r measurements in
circuits, electric o
r is suitable for m
well as on the prim
surements on equ
overhead or unde
accordance with E
ertain restrictions i
which can occur w
2
ith voltages > 250
continuity measur
included transisto
max. 10s continuo
een 2 measureme
a TV set or switch
voltage pulses at
lf. Replace damag
e same specificatio
dealer.
t probes prior to r
rbidden for safety
device is not cover
ategory
and severity of tra
ts are short-lived
strike on a power
are:
asurements on pro
ed to mains power
easurements in CA
connected to the
ic environment, pr
T III- or 20m apar
es, portable tools…
measurements in CA
ments on (fixed) m
0m apart from of
n or on distribution
ovens).
easuring in CAT I-
mary supply level.
uipment for which
rground) a CAT IV
EN 61010-1 install
n use apply that a
within the environm
rev. 0
©Velleman
0V
rements on live
r socket.
ous measurement
nts.
hing power circuits
the test points
ed or lost
ons. Order spare
eplacing the
reasons. Damage
red by the
nsient overvoltage
bursts of energy
line.
otected electronic
r, e.g. electronics
AT I-environments
mains by means o
rovided that the
rt from a CAT IV-
…
AT I- and CAT II-
mono- or poly-
a CAT IV-
n level equipment
-, CAT II- and CAT
the supply cables
V meter must be
ation category CA
are related to
ment of use. Refer
01
nv
t
s,
e
of
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AT