Velleman DVM893 Manuel d'utilisateur télécharger pdf (Page 9)

V. 03 – 0

1

7.4 Me

a

T

o

to

T

o

m

o

ea

DC voltag

e

AC voltag

e

To measu

r

1. Selec

t

rotar

y

2. Conn

e

“V” s

o

3. Conn

e

The

m

nega

t

prece

Notes: Th

even with

o

tips of the

measure

a

7.5 Me

a

T

o

ci

r

cu

T

o

at

t

p

o

T

o

U

s

N

e

th

e

fo

r

The mete

r

To measu

r

1. Cut o

f

2. Disch

a

3. Selec

t

4. Conn

e

“mA”

move

unkn

o

the r

a

ideal

5. Brea

k

6. Conn

e

the r

e

1

/02/2013

a

suring AC/DC V

o

o

avoid electrical s

h

measure voltage

s

o

avoid electrical s

h

o

re than 1000 VD

C

rth ground.

e

measuring rang

e

e

measuring rang

e

r

e AC or DC volta

g

t

the appropriate

V

y

switch.

e

ct the black test

l

o

cket.

e

ct the test probe

s

m

easured value ap

t

ive polarity is pre

s

ded by a “–” sign.

e displayed value

o

ut input or witho

u

test probes toget

a

gain.

a

suring AC/DC C

u

o

avoid electrical s

h

r

cuit power and di

s

rrent.

o

avoid damage to

t

empt an in-circui

t

o

tential to earth is

o

avoid damage to

s

e the proper ter

m

e

ver place the tes

t

e

leads are plugg

e

r

longer than 15

m

r

’s ranges are: 2.0

r

e current:

f

f the power suppl

a

rge all the high-

v

t

the appropriate

A

e

ct the black test

l

socket for measu

r

the red test lead

o

wn beforehand,

c

a

nge switch in the

resolution is obtai

k

the circuit path t

o

e

ct the black test

p

e

d test probe to th

DVM89

3

9

o

ltage

h

ock and/or dam

a

s

exceeding 1000

V

h

ock and/or dam

a

C

or 750 VAC rms

e

: 200.0 mV, 2.00

e

: 2.000 V, 20.00

V

g

es:

V

(DC voltage)

l

ead to the “COM”

s

in parallel to th

pears on the displ

s

ent at the red te

s

may be unstable

u

t connecting the

t

her and make sur

e

u

rrent

h

ock and/or dam

a

s

charge all high-v

o

the meter or inju

r

t

current measure

higher than 250

V

the meter, check

m

inals, function an

d

t

probes in paralle

l

e

d into the curren

t

m

inutes.

00 mA, 20.00 mA

y of the circuit to

v

oltage capacitors

.

A

(DC) or A

(

l

ead to the “COM”

r

ements of max.

2

to the “10A” sock

e

c

onnect the red te

s

highest range po

s

ned.

o

be tested.

p

robe to the mor

e

e more positive si

3

a

ge to the instrum

e

V

DC or 750 VAC r

m

a

ge to the instrum

e

between the CO

M

0 V, 20.00 V, 200

V

, 200.0 V, 750 V

or V (AC volta

g

socket and the r

e

e circuit under te

s

ay. For DC meas

u

s

t probe, the indic

a

in the 200 mV

t

est probes. In thi

e

the meter displa

a

ge to the instrum

e

o

ltage capacitors

b

r

y in case of a fus

e

ment where the o

V

.

the meter’s fuse

b

d

range for your

m

l

with a circuit or

c

t

terminals. Do no

t

, 200.0 mA, 10.0

0

measure.

.

(

AC) range with t

h

socket and the r

e

2

00 mA. For a ma

x

e

t. If the current

t

s

t lead to the “10

A

s

ition. Then reduc

e

e

negative side of

t

de of the break (

c

©Velleman

n

e

nt, do not attem

p

m

s.

e

nt, do not apply

M

terminal and the

.0 V, 1000 V.

.

g

e) range with the

e

d test lead to the

s

t.

u

rements: if a

a

ted value is

and 2 V range

s

s case, hold the

ys zero; then

e

nt, disconnect th

b

efore measuring

e

blow, never

pen-circuit

b

efore proceeding

m

easurement.

c

omponent when

t

measure current

0

A.

h

e rotary switch.

e

d test lead to the

x

imum of 10 A,

t

o be measured is

A

” socket and set

e

gradually until t

h

t

he break; connec

t

c

onnection

n

v

p

t

s

,

e

.

h

e

t

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