Velleman DVM892 Bedienungsanleitung Seite 6

This devic ce is suitable for
•
Protec cted electronic circ
e.g. e electronics circuits,
•
circuit ts which are direct
m measurements on
o
mains by means of m
m mono-phase applia
o
n normal domestic e
a apart from a CAT I
household applianc h
f rom a distribution
This devic ce is NOT suitab
• Voltag ges above 600V
• measu urements in/on low
behin d meter box)
• measu urements on (fixed
III / C CAT IV-environmen
bus ba ars, low-voltage d
• Measu urements on distri
meter r boxes and equipm
enviro onment e.g. circuit
or circ cuits using underg
This device is only
environments.
5. Pol lution degre
IEC 61010 0-1 specifies differe
protective measures are nec
more prote ection, and the pro
certain env vironment depend
properties . The pollution deg
the device may be used.
Pollution No pollution or o
degree 1 has no influence
Pollution Only nonconduc
degree 2 conductivity cau
office environme
Pollution Conductive pollu
degree 3 becomes conduc
(industrial envir
but not in conta
Pollution The pollution ge
degree 4 dust or by rain o
environments w
particles occur)
Warning:
This device e was designed in
This implie es that certain rest
can occur within the environ
23.04.2010
DVM892
r measurements
cuits which are not
, control signals, c
tly connected to m
mono-phase appli
f a plug
ances and circuits
nvironment, provi
II- or 20m apart f
ces, portable tools
board ...
le for:
w-voltage distribu
d) mono- or poly-
nts (e.g. mains ou
istribution boards
bution equipment
ment/circuits outs
ts in sheds, garde
ground wiring e.g.
y suitable for mea
ee
ent types of pollut
cessary to ensure s
otection against th
s mainly on the in
gree rating of the
only dry, noncondu
e (only to be found
ctive pollution occu
used by condensat
ents fall under this
ution occurs, or dr
ctive due to conde
onments and envi
ct with precipitatio
enerates persistent
or snow. (exposed
where high humidit
accordance with E
trictions in use app
nment of use. Refe
6
2
up to 600V on:
t directly connecte
circuits behind isola
mains power, but li
ances which are c
directly connected
ded that the circui
from a CAT IV-env
, light circuits at m
tion boards (distri
phased appliances
utlets, electric oven
and circuit breake
and outdoor insta
ide or remote from
n houses and free
garden lighting, p
surements up to 6
tion environments,
safety. Harsher en
he pollution which
nsulation and the e
DVM indicates in w
uctive pollution oc
d in hermetically s
urs. Occasionally, t
ion is to be expect
s category).
ry nonconductive p
ensation that is to
ronments exposed
on).
t conductivity caus
d outdoor environm
y levels or high co
EN 61010-1 pollut
ply that are relate
er to the table abov
rev. 0
ed to mains power
ating transformer...
mited to:
onnected to the
d to the mains in a
it is at least 10m
vironment. E.g.
more than 10m
bution boards
s and circuits in CA
ns, lighting circuits
ers).
allations including
m the domestic
-standing garages
pool-pump...
600V in CAT II
, for which differen
nvironments requir
is to be found in a
enclosure
which environment
ccurs. The pollution
ealed enclosures).
temporary
ted (home and
pollution occurs tha
be expected
d to outside air -
sed by conductive
ments and
oncentrations of fin
tion degree 2.
d to pollution whic
ve.
©Velleman
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