Velleman DVM1500 Bedienungsanleitung Seite 7

5. Pol lution degre
IEC 61010 0-1 specifies differe
different p rotective measure
environme ents require more
pollution w which is to be foun
the insulat tion and the enclos
the DVM in ndicates in which e
Pollution No pollution or o
degree 1 pollution has no
sealed enclosure
Pollution Only nonconduc
degree 2 conductivity cau
and office enviro
Pollution Conductive pollu
degree 3 occurs that beco
be expected.
(industrial envir
air - but not in c
Pollution The pollution ge
degree 4 conductive dust
environments an
high concentrati
Warning:
This device e was designed in
degree 2. . This implies that
related to pollution which ca
to the tabl e above.
Th his device is only
de egree class 2 env
6. Des scription
Refer to th he illustrations on
ON/OFF Switch the me
Selection of th
FUNC. (default) or
the A and
Selection of th
selection of ma
RANGE
ranges in man
the V and Ω ra
Fixes the curre
HOLD
return to norm
Selection of th
REL
function is only
16.04.2010
DVM1500
ee
ent types of pollut
es are necessary to
protection, and th
d in a certain envi
sure properties. Th
environment the d
only dry, noncondu
influence. (only to
es)
ctive pollution occu
used by condensat
onments fall under
ution occurs, or dr
omes conductive d
onments and envi
contact with precip
enerates persistent
or by rain or snow
nd environments w
ions of fine particle
accordance with E
certain restriction
an occur within the
y suitable for me
vironments.
page 2 of this ma
ter on or off using
e DC (default) or
modes. This key f
( ) ranges. (
e automatic (defa
anual or auto-rang
ual mode. This ke
anges.
ent value onto the
mal mode.
e relative measure
y available in the V
7
tion environments,
o ensure safety. H
e protection again
ironment depends
he pollution degre
device may be used
uctive pollution oc
o be found in herm
urs. Occasionally, t
ion is to be expect
r this category)
ry nonconductive p
due to condensatio
ronments exposed
pitation)
t conductivity caus
w. (exposed outdo
where high humidi
es occur)
EN 61010-1 pollut
s in use apply tha
e environment of u
asurements in P
nual.
g this key.
AC modes, and th
function is only av
ult) or manual mo
ging modes, select
y function is only
display. Press aga
ement mode. This
V, A, Ω, °C and CA
Rev. 01
, for which
arsher
nst the
mainly on
e rating of
d.
ccurs. The
metically
temporary
ted.(home
pollution
on that is to
d to outside
sed by
oor
ty levels or
tion
t are
use. Refer
Pollution
e
vailable in
odes,
tion of
available in
ain to
s key
AP ranges.
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