Velleman DVM4200 Manual de usuario descargar pdf (Pagina 6)

22.04.2011

W

h

al

w

m

i

4. Ove

r

DMMs are c

a

that might o

induced in a

The existing

CAT I

A

C

cir

cir

CAT II

A

C

an

a

p

cir

en

v

CAT III

A

C

en

v

ph

en

v

(l

o

CAT IV

A

C

III

N

o

ru

n

us

e

Warning:

This device

w

IV 600V / C

A

related to v

o

use. Refer t

o

This devic

e

•

Protected

electronic

s

•

circuits th

a

o

measur

e

means

o

o

mono-p

domest

i

CAT IV-

more t

h

• measure

m

meter bo

x

• measure

m

CAT IV-e

n

bars, low-

This devic

e

• Measure

m

boxes an

d

e.g. circui

t

undergro

u

h

en carrying out m

e

w

ays be aware tha

t

ig

ht dama

g

e the m

e

r

voltage/inst

a

a

tegorized dependi

n

ccur at the point o

f

system, e.g. caus

e

categories accordi

n

C

AT I-rated meter i

cuits that are not

d

cuits, control signa

C

AT II-rated meter

d mono-phase app

l

p

lug and circuits in

cuit is at least 10

m

vironment. E.g. ho

u

C

AT III-rated mete

r

vironments, as wel

ased appliances w

h

vironment, and for

o

w-voltage distribu

t

C

AT IV-rated mete

r

-environments as

w

o

te that for all mea

s

n

outdoors (either

o

e

d.

w

as designed in ac

c

A

T III 1000V. This i

o

ltages and voltage

o

the table above.

e

is suitable for m

electronic circuits

t

s

circuits, control si

a

t are directly con

n

e

ments on mono-p

o

f a plug

hase appliances an

i

c environment, pr

o

environment. E.g.

h

an 10m from a dis

t

m

ents in/on low-vol

t

x

)

m

ents on (fixed) m

o

n

vironments (e.g.

m

voltage distributio

n

e

is suitable for m

m

ents on distributio

n

d

equipment/circuit

s

t

s in sheds, garden

u

nd wiring e.g. gar

d

DVM4200

6

e

asurements on a

T

t

high amplitude vo

e

ter.

a

llation cate

g

n

g on the risk and

s

f

test. Transients a

r

e

d by lightning stri

k

n

g EN 61010-1 are

s suitable for mea

s

d

irectly connected t

o

ls…

is suitable for mea

l

iances that are co

n

a normal domestic

m

apart from a CAT

I

u

sehold appliances

,

r

is suitable for me

a

l as for measurem

e

h

ich are at least 10

m

measurements in

o

t

ion boards, lightin

g

r

is suitable for me

a

w

ell as on the prim

a

s

urements on equi

p

o

verhead or under

g

c

ordance with EN 6

mplies that certain

peaks which can o

easurements up

t

t

hat are not directl

y

gnals, circuits behi

n

ected to mains po

w

hase appliances th

a

d circuits directly c

o

vided that the circ

u

household applian

c

t

ribution board …

t

age distribution b

o

o

no- or poly-phase

d

m

ains outlets, elect

r

n

boards and circui

t

easurements up

t

n

equipment and o

u

s

outside or remot

e

houses and free-s

t

d

en lighting, pool-p

u

T

V set or switching

ltage pulses at the

g

ory

s

everity of transien

t

r

e short-lived burst

s

k

e on a power line.

:

s

urements on prote

c

o

mains power, e.g

surements in CAT

I

n

nected to the mai

n

environment, prov

I

II- or 20m apart f

r

,

portable tools…

a

surements in CAT

e

nts on (fixed) mon

m

apart from of a

C

o

r on distribution l

e

g

circuits, electric o

v

a

suring in CAT I-,

C

a

ry supply level.

p

ment for which th

e

g

round) a CAT IV m

1010-1 installation

restrictions in use

ccur within the en

v

t

o 1000V:

y

connected to mai

n

nd isolating transf

o

w

er, but limited to:

a

t are connected to

onnected to the m

a

u

it is at least 10m

a

c

es, portable tools,

o

ards (distribution

b

d

appliances and ci

r

r

ic ovens, lighting c

breakers).

t

o 600V:

u

tdoor installations

e

from the domesti

c

t

anding garages ,

o

u

mp...

©Velleman nv

power circuits,

test points

t

overvoltage

s

of energy

c

ted electronic

. electronics

I

-environments

n

s by means of

ided that the

r

om a CAT IV-

I- and CAT II-

o- or poly-

C

AT IV-

e

vel equipment

v

ens).

C

AT II- and CAT

e

supply cables

eter must be

category CAT

apply that are

v

ironment of

n

s power, e.g.

o

rmer…

the mains by

a

ins in a normal

a

part from a

light circuits at

b

oards behind

r

cuits except in

ircuits, bus

including meter

c

environment

o

r circuits using

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