Velleman DVM93 User Manual

Page 4

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CAT II

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appl
dom

20m

AT III

A CA
well

10m
equi

AT IV

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as w

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void cold, h

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void conde

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his equipme

installatio

ollution deg

moisture, sp

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ree termina

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ircuit.

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se extreme

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Do not cond

esting trans

When measu

5 minutes

When carryi

ware that h

Do not repl

ones with th

ealer.

Switch off th
All modificat
modification

ltage/in

tegorized d

of test. Tra

ke on a pow

categories

AT I-rated m

directly con

AT II-rated

iances whic

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as for mea

m apart from

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AT IV-rated

well as on th

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device from

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use, make

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he meter is

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e caution w

sure circuit

sure curren

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sistors use

uring curre

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high amplit

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he same sp

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tions of the

ns to the de

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nsients are

wer line.

according

meter is su

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meter is su

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m a CAT IV-

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asurements

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ll measurem

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warning on

from childr

m shocks an

arge temper

ave it switch

d measurin
n category

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d dripping

e sure the t

tective edg

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when measu

ts that may

nt in circuit

nce, diode-

the include

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asurements

ude voltage

al parts you

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nd remove

e device are

evice is not

on catego

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suitable for

s on (fixed)

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suitable for

supply lev

ments on e

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DVM93

the battery

en and una

nd abuse. A

rature fluct

hed off unt

ng errors.

y CAT II 6

ory than ind

door use on

liquids. Not

test probes

es of the te

connected

propriate m

operation.

uring voltag

y contain vo

ts with volta

- or continu

ed adaptor

10A, max. 1

asurements

s on a TV s

e pulses at

urself. Repl

s. Order spa

test probe

e forbidden

covered by

ory

and severit

d bursts of

1 are:

measureme

wer, e.g. ele

measureme

he mains b

at the circui

ent. E.g. ho

r measurem
) mono- or

ment, and

uits, electri
measuring

el.

equipment f

CAT IV me

y compartm

authorised

Avoid brute

tuations. W

il it has rea

600V meas

dicated. Ref

nly. Keep th

t for indust

are in goo

est probes

to a circuit

measuring r

Be very ca

ges higher t

oltages > 6

ages > 250

uity measur

socket.

15s continu

et or switch
the test po
ace damag

are accesso

es prior to r
n for safety

y the warra

ty of transi

energy ind

ents on prot

ectronics cir

ents in CAT

y means of

t is at least

ousehold ap

ments in CA

poly-phase

for measur
ic ovens).

g in CAT I-,

for which th

eter must b

ment

users.

e force whe

When the un

ached room

suring inst

fer to §4 O

his device a

trial use. Re

d condition
while meas

ange befor

areful when

than 60Vdc

600V

rements on

uous measu

hing power

oints might

ged or lost a

ories e.g. te

replacing th

reasons. D

anty.

ient overvo

duced in a s

tected elect

rcuits, cont

T I-environm

f a plug and

t 10m apar

ppliances, p

AT I- and CA

ed applianc

rements in

CAT II- an

he supply c

be used.

en operating

nit is moved

m temperatu

trument. N

Overvoltag

away from r

efer to §5

n. Always p

suring! Nev

re connectin

measuring

c or 30Vac

n live circui

urement fol

r circuits, a

t damage th

accessories

est probes

he battery o

Damage cau

oltage that

system, e.g

tronic circu

trol signals…

ments and

d circuits in

rt from a CA

portable too

AT II-enviro

es which ar

or on distr

nd CAT III-e

cables run o

Rev. 0

Velleman

d from a co

ure. This to

Never use

rain,

Pollution

lace your

ver touch

ng it to a te

g live circui

rms.

ts. For

lowed by a

lways be

he meter.

s by identic

at your

or fuses.

used by use

might occu

g. caused b

uits which a

…
mono-pha

n a normal

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onments, a
re at least

ribution lev

environmen

outdoors

n nv

old

est

ts.

are

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