Velleman DVM892 Manuel d'utilisateur télécharger pdf (Page 6)

23.04.2010

This devi

c

•

Prote

c

e.g.

e

•

circui

t

o

m

m

o

m

n

a

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f

This devi

c

• Volta

g

• meas

u

behin

• meas

u

III /

C

bus b

a

• Meas

u

mete

r

envir

o

or cir

c

5. Pol

IEC 6101

0

protective

more prot

e

certain en

v

properties

the device

Pollution

de

g

ree 1

Pollution

degree 2

Pollution

degree 3

Pollution

degree 4

Warning:

This devic

e

This impli

e

can occur

c

e is suitable fo

r

c

ted electronic cir

c

e

lectronics circuits

,

t

s which are direc

t

m

easurements on

m

ains by means o

f

m

ono-phase appli

a

n

ormal domestic e

a

part from a CAT I

h

ousehold applian

c

rom a distribution

c

e is NOT suitab

g

es above 600V

u

rements in/on lo

w

d meter box)

u

rements on (fixe

d

C

AT IV-environme

n

a

rs, low-voltage d

u

rements on distri

r

boxes and equip

m

o

nment e.g. circui

t

c

uits using under

g

This device is onl

y

environments.

lution degr

e

0

-1 specifies differ

e

measures are ne

c

e

ction, and the pr

o

v

ironment depend

. The pollution de

g

may be used.

No pollution or

o

has no influenc

e

Only noncondu

c

conductivity ca

u

office environm

e

Conductive poll

u

becomes condu

c

(industrial envir

but not in conta

The pollution g

e

dust or by rain

o

environments

w

p

articles occur

)

e

was designed in

e

s that certain res

t

within the enviro

n

DVM89

2

6

r

measurements

c

uits which are no

t

,

control signals,

c

t

ly connected to

m

mono-phase appli

f

a plug

a

nces and circuits

nvironment, provi

II- or 20m apart

f

c

es, portable tools

board …

le for:

w

-voltage distribu

d

) mono- or poly-

n

ts (e.g. mains o

u

istribution boards

bution equipment

m

ent/circuits outs

t

s in sheds, garde

g

round wiring e.g.

y

suitable for mea

e

e

e

nt types of pollu

t

c

essary to ensure

s

o

tection against t

h

s mainly on the i

n

g

ree rating of the

o

nly dry, noncond

u

e

(

onl

y

to be foun

d

c

tive pollution occ

u

u

sed by condensat

e

nts fall under thi

s

u

tion occurs, or d

r

c

tive due to cond

e

onments and envi

ct with

p

reci

p

itati

o

e

nerates persisten

t

o

r snow. (expose

d

w

here high humidit

accordance with

E

t

rictions in use ap

p

n

ment of use. Ref

e

2

up to 600V on:

t

directly connect

e

c

ircuits behind isol

a

m

ains power, but li

ances which are c

directly connecte

d

ded that the circu

i

f

rom a CAT IV-en

v

, light circuits at

m

tion boards (distri

phased appliance

s

u

tlets, electric ove

n

and circuit break

e

and outdoor inst

a

ide or remote fro

m

n houses and free

garden lighting,

p

surements up to

6

t

ion environments

,

s

afety. Harsher e

n

h

e pollution which

n

sulation and the

e

DVM indicates in

w

u

ctive pollution o

c

d

in hermeticall

y

s

u

rs. Occasionally,

t

ion is to be expec

t

s

cate

g

or

y)

.

r

y nonconductive

p

e

nsation that is to

ronments expose

d

o

n

)

.

t

conductivity cau

s

d

outdoor environ

m

y levels or high c

o

E

N 61010-1 pollu

t

p

ly that are relate

e

r to the table abo

v

rev.

0

©Velleman

e

d to mains powe

r

a

ting transformer

…

mited to:

onnected to the

d

to the mains in

a

i

t is at least 10m

v

ironment. E.g.

m

ore than 10m

bution boards

s

and circuits in C

A

n

s, lighting circuit

s

e

rs).

a

llations including

m

the domestic

-standing garage

s

p

ool-pump...

6

00V in CAT II

,

for which differe

n

n

vironments requi

r

is to be found in

a

e

nclosure

w

hich environmen

t

c

curs. The pollutio

n

ealed enclosures

).

t

emporary

t

ed (home and

p

ollution occurs th

a

be expected

d

to outside air -

s

ed by conductive

m

ents and

o

ncentrations of fi

n

t

ion degree 2.

d to pollution whi

c

v

e.

0

1

nv

r

,

…

a

A

T

s

,

s

,

n

t

r

e

a

t

n

.

a

t

n

e

c

h

1 2 3 4 5 6 7 8 9 10 11 ... 67 68

DVM892 rev. 01 17

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