Velleman DVM4000 Manual de usuario descargar pdf (Pagina 12)

27.10.2010

• Connect

the cath

o

•

T

he met

e

connecte

Notes:

o Never

capaci

t

o Measu

Consid

7.5

D

o

• Connect

"COM" ja

• Set the r

• Press th

e

• Connect

Notes:

o It tak

e

behavi

o

T

o inc

r

the tip

the te

s

o Never

capaci

t

7.6

D

o

1

0

Al

w

K

e

m

e

ci

r

• Connect

"COM" ja

• Set the r

• Press th

e

• Connect

Notes:

o

T

he fr

e

Start t

duty c

y

o Use a

s

7.7

D

o

• Set the r

connecte

• Place th

e

with “V

the red test prob

e

o

de.

e

r shows the forw

a

d with a reversed

perform diode m

e

t

ors are completel

ring diodes that a

r

er unmounting fr

o

Capacitance

m

o

not perform c

a

the red test lead

t

ck.

otary switch to

.

e

RANGE button t

o

the test probes to

e

s a few seconds

b

o

r

(e.g. 300.0µF

r

r

ease accuracy wh

s of the measurin

g

s

t leads. Subtract

t

perform capacita

n

t

ors are completel

Frequency m

e

o

not perform fr

e

0

00V.

w

ays be careful w

e

ep your fingers b

e

e

asurement. Do n

r

cuit which is bein

g

the red test lead

t

ck.

otary switch to H

z

e

RANGE button t

o

the test probes to

e

quency can also

b

he measurement

a

y

cle.

s

hielded cable for

Temperature

o

not touch any

otary switch to th

e

d, the current en

v

e

adaptor socket b

e

Hz ”).

DVM4x0

12

e

to the anode of t

a

rd voltage drop

o

polarity, the displ

e

asurements on a

l

y depleted.

r

e part of a circuit

o

m the circuit.

m

easurement

s

a

pacitance meas

u

t

o the "V Hz

.

o

manually select

t

the capacitor an

d

b

efore the meter s

h

r

ange >30s).

en measuring low

g

probes together

t

his value from th

e

n

ce measurement

s

y depleted.

e

asurements

e

quency measu

r

hen working with

e

hind the probe b

a

ot touch unused t

e

g

tested.

t

o the "V Hz

z

.

o

manually select

t

the circuit and re

b

e measured duri

n

a

nd press the HZ

measuring small

s

measuremen

t

live parts with t

h

e

°C range. Wh

e

v

ironmental temp

e

e

tween the “V

0

he diode and the

b

o

f the diode. When

ay shows “OL”.

l

ive circuit and m

a

might produce fa

s

u

rements on liv

e

" jack and the bl

a

t

he range.

d

read its value fr

o

h

ows the result. T

capacitance valu

e

to determine the

e

measured value

s

on a live circuit

a

r

ements in circu

i

voltages above 6

0

a

rriers at all time

s

e

rminals when th

e

" jack and the bl

a

t

he range.

ad the measured

v

n

g AC voltage/cur

r

% button to mea

s

s

ignals in a noisy

e

t

s

h

e temperature

e

n no temperature

e

rature is displaye

d

Hz ” and the “

C

©Velleman

b

lack test probe t

o

the diode is

a

ke sure all

ulty results.

e

circuits.

a

ck lead to the

o

m the display.

his is normal

e

s (<4nF), first h

o

capacitance value

of the circuit.

a

nd make sure all

i

ts with voltage

s

0

Vdc or 30Vac rm

s

s

during

e

meter is linked t

o

a

ck lead to the

v

alue from the LC

r

ent measuremen

t

s

ure the frequenc

y

e

nvironment.

measuring prob

e

measuring probe

d

.

C

OM” jack (align “

nv

o

o

ld

of

s

>

s

.

o

a

D.

t

.

y

or

e

.

is

+”

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