Velleman DVM4000 Manual do Utilizador descarregar pdf (Página 11)

27.10.2010

• Press th

e

• Connect

•

T

he mea

s

Notes:

• For D

C

the in

d

• When

select

accura

7.2

D

o

• Connect

"COM" ja

• Set the r

is shown

• Press th

e

• Connect

•

T

he mea

s

• Notes:

o Never

capaci

t

o

T

o inc

r

of the

leads.

o For re

s

stabili

z

o Shoul

d

circuit

,

7.3

D

o

• Connect

"COM" ja

• Set the r

• Press th

e

• Connect

• When th

e

and the

r

resistanc

show “O

L

Nota: Nev

e

capacito

r

7.4

D

o

• Connect

"COM" ja

• Set the r

• Press th

e

e

RANGE button t

o

the test probes to

s

ured value appe

a

C

-measurements,

w

d

icated value is pr

e

measuring DC off

s

a range for the D

C

cy.

Resistance m

o

not perform r

e

the red test lead

t

ck.

otary switch to "

Ω

on the display.

e

RANGE button t

o

the test probes to

s

ured value appe

a

perform resistanc

e

t

ors are completel

r

ease accuracy wh

measuring probe

s

Subtract this valu

s

istance measure

m

z

e the read-out.

d

the measured re

s

,

the display will s

h

Continuity m

e

o

not perform c

o

the red test lead

t

ck.

otary switch to

e

SELECT button t

o

the test probes to

e

measured resist

a

r

esistance value is

e exceed the curr

e

L

”.

e

r perform contin

u

r

s are completely

d

Diode measu

r

o

not perform di

the red test lead

t

ck.

otary switch to

e

SELECT button t

o

DVM4x0

11

o

manually select

t

the source being

a

rs on the LCD dis

p

w

hen a negative

p

e

ceded by a “-” si

g

s

et of an AC volta

g

C

offset equal to o

easurements

e

sistance measu

r

t

o the "V Hz

Ω

”. When necessar

y

o

manually select

t

the source being

a

rs on the LCD dis

p

e

measurements

o

y depleted.

en measuring low

s

together to dete

r

e from the measu

m

ents above 10M



s

istance exceed t

h

h

ow “OL”.

e

asurements

o

ntinuity measu

r

t

o the "V Hz

.

o

select continuity

the source being

a

nce is less than

4

showed on the di

e

nt range or in ca

s

u

ity measurement

s

d

epleted.

r

ements

ode measureme

t

o the "V Hz

.

o

select diode test

0

t

he range.

measured.

p

lay.

p

olarity is present

g

n.

g

e, measure the

A

r higher than the

A

r

ements on live

c

" jack and the bl

a

y

, press the SELE

C

t

he range.

measured.

p

lay.

o

n a live circuit an

resistance value

s

r

mine the resistan

c

red value of the c

i



the meter needs

h

e current range o

r

ements on live

c

" jack and the bl

a

test .

measured.

4

0 a continuous

b

splay. Should the

s

e of an open circ

u

s

on a live circuit

a

nts on live circu

i

" jack and the bl

a

.

©Velleman

at the red test lea

A

C voltage first an

d

A

C range to incre

a

c

ircuits.

a

ck lead to the

C

T button until M

Ω

d make sure all

s

, first hold the tip

s

c

e value of the te

s

i

rcuit.

a few seconds to

r in case of an op

e

c

ircuits.

a

ck lead to the

b

eep is produced

measured

u

it, the display wi

l

a

nd make sure all

i

ts.

a

ck lead to the

nv

d,

d

a

se

Ω

s

s

t

e

n

l

l

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