Velleman EVM831 Manual do Utilizador descarregar pdf (Página 8)

28.04.2010

Volta

g

e mea

s

Do n

o

Alway

s

rms.

K

meas

u

to a ci

• Connect th

e

VmA jack

• For DC volt

a

the ran

g

e i

s

appropriate

• For AC volt

a

the ran

g

e i

s

appropriate

• Connect th

e

• The measu

r

Notes:

• For D

C

test le

• When

althou

norm

a

stabili

z

Direct curren

Do no

t

This

d

not s

u

Curre

n

to 10

A

contin

meas

u

Alway

s

rms.

K

meas

u

• For measu

j

ack and th

e

500mA/250

• For measu

and the bla

c

10A/220V).

• For DC mea

desired ran

g

• For DC mea

desired ran

g

• When the r

a

to the appr

o

• Connect th

e

• Read the m

e

s

urements

o

t measure circuits

w

s

be careful when wo

r

K

eep your fin

g

ers beh

i

u

rement. Do not touc

h

rcuit which is bein

g

t

e

e

black test lead to th

e

.

ag

es, set the selector

s

unknown, always se

t

ran

g

e.

ag

es, set the selector

s

unknown, always se

t

ran

g

e.

e

test probes with the

r

ed volta

g

e is shown

o

C

-measurements: wh

e

ad, the indicated val

u

the mV ran

g

e is sele

c

g

h the probes are no

t

a

l and is caused by th

e

z

e and

g

ive a proper

m

t measurements

t

measure current in

c

d

evice is only desi

gn

u

itable for alternati

n

t measurements V

m

A

use the 10A

j

ack. W

uous measurement f

o

u

rements.

s

be careful when wo

r

K

eep your fin

g

ers beh

u

rement.

rements up to 200

m

e

black lead to the C

O

V).

rements up to 10A:

c

k lead to the COM

j

a

surements up to 200

m

g

e.

surements up to 10A

,

g

e (use the 10A

j

ack

)

a

n

g

e is unknown, alw

a

o

priate ran

g

e.

e

test probes in series

e

asured cuurent from

EVM831

8

w

here volta

g

es > 5

r

kin

g

with volta

g

es a

b

i

nd the probe barrier

s

h

unused terminals w

h

e

sted.

e

COM

j

ack and the r

e

switch to V in the

d

t

the hi

g

hest possible

switch to V in the

t

the hi

g

hest possible

circuit under test.

o

n the display.

e

n a ne

g

ative polarity

u

e is preceded by a “-

c

ted, the display may

t

connected to a devi

c

e

hi

g

h input sensitivit

y

m

easurement when c

o

c

ircuits with volta

g

es

n

ed for DC current

m

n

g

current measur

e

m

A

j

ack max. 200m

A

hen measurin

g

curre

n

o

llowed by a 15 minu

t

r

kin

g

with volta

g

es a

b

ind the probe barrier

s

m

A: connect the red t

O

M

j

ack (protected wi

t

connect the red test

ck (protected with a

c

m

A, set the selector s

,

set the selector swit

c

)

.

a

ys set the hi

g

hest p

o

with the circuit.

the display.

©Velleman n

v

00V CAT II

b

ove 60Vdc or 30Vac

s

at all times during

h

en the meter is link

e

e

d test lead to the

d

esired ran

g

e. When

ran

g

e and lower to t

h

desired ran

g

e. When

ran

g

e and lower to t

h

is present at the red

” si

g

n.

show a varyin

g

readi

n

c

e or circuit. This is

y

. The reading will

o

nnected to a circuit.

> 250V

m

easurements; it i

s

e

ments.

A

; for measurements

u

n

ts up to 10A, max. 1

t

es break between 2

b

ove 60Vdc or 30Vac

s

at all times durin

g

est lead to the Vm

A

t

h a ceramic fuse

lead to the 10A

j

ack

c

eramic fuse

witch to A in the

c

h to A in the

o

ssible ran

g

e and low

e

v

e

d

h

e

h

e

ng

s

u

p

0s

A

e

r

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