Velleman DVM831 User manual

DVM831

3 1/2 DIGIT

3 1/2-DIGI

MULTIM

MULT

METR

3 ½-STELLI

USER MANU

GEBRUIKER

NOTICE D’E

MANUAL DE

BEDIENUNG

S DMM

DMM

NUM

RIQUE 3

3 ½ D

GITOS

ES MULTIMETER

HANDLEIDING

PLOI

USUARIO

SANLEITUNG

DIGITS



DVM831

31.03.2010 2 ©Velleman nv

1 DISPLAY 1

DISPLAY

2 FUNCTION AND RANGE

SWITCH

FUNCTIE- en

BEREIKSCHAKELAAR

3 "10A" JACK 3

"10A" AANSLUITING

4 "VmA" JACK 4

"VΩmA" AANSLUITING

5 "Common" JACK 5

"10A" AANSLUITING

1 AFFICHEU

PANTALLA

2 S

LECTEUR de FONCTION et de

PLAGE

SELECTOR de FUNCI

N y de

RANGO

3 CONNEXION "10A" 3

CONEXI

N "10A"

4 CONNEXION 4

CONEXI

N "VΩmA"

5 Common 5

CONEXI

N "Common

1 DISPLAY

2 FUNKTIONS- und

BEREICHSSCHALTER

3 10A-BUCHSE

4 VΩmA-BUCHSE

5 Common-BUCHSE

31.03.2010

1. Introdu

To all reside

Thi

the

dis

If in doubt, c

Please read th

If the device

Dama

e cause

by the warran

defects or pro

The DVM831

device is suita

resistance, co

Be extremly c

even fatal in

workin

with c

mentioned in t

circuits or test

This device is

Refer to the V

this manual.

2. Used sy

This

Not r

deat

This

A ha

This

Risk

This

AC (

DC (

Doub

Eart

USE

tion

ts of the European

ortant environmenta

symbol on the devi

device after its lifecy

ose of the unit (or b

uld be taken to a spe

uld be returned to yo

pect the local enviro

ntact your local w

manual thorou

hly

as dama

ed in transi

d by disre

ard of cer

y and the dealer will

lems.

s a CAT II - 500V di

le for measurin

dir

tinuity, diodes and tr

utious when usin

ies. Apart from the u

ircuits the user must

his manual. Do not

procedures!

ot suitable for comm

lleman® Service a

bols

symbol indicates:

adin

the instructio

symbol indicates:

ardous condition or

symbol indicates:

f a hazardous condit

or death

symbol indicates:

this information

lternatin

Current)

irect Current)

le insulation (class II

DVM831

MANUAL

Union

l information about t

e or the packa

e indi

cle could harm the e

tteries) as unsorted

cialized company for

ur distributor or to a

mental rules.

ste disposal auth

efore brin

this d

, do not use it and c

ain

uidelines in this

not accept responsibi

ital multi meter with

ct and alternatin

ansistors.

is device: carelessne

sual safety precautio

comply to the safety

se this device when

ercial or industrial us

uality Warrant

ead instructions

s and manual can le

ction that may result

isk of dan

er/dam

ion or action that ma

ttention; importan

an lead to hazardous

protection)

©Velleman n

is product

cates that disposal of

vironment. Do not

unicipal waste; it

recyclin

. This device

ocal recyclin

servic

rities.

vice into service.

ntact your dealer.

manual is not covere

ity for any ensuin

3 ½ digit LCD; this

es and currents,

s can lead to serious

s applicable when

precautions as

ou are unfamiliar wit

on the last pa

es o

d to dama

e, in

ury

in in

ury or death

result in dama

information

situations.

31.03.2010

Fuse

Diod

Conti

3. Warnin

Read

the d

Only

unau

of ce

the d

probl

Follo

all its

Durin

ain

WAR

To av

To pr

Rem

Keep

Prote

opera

Avoid

move

reach

error

This

instr

indica

Pollut

from

use.

Befo

Alwa

prob

conn

Make

conn

Risk

meas

nuity

s and safety ins

this manual thorou

evice before actually

use the device for its

horized way will void

tain

uidelines in thi

ealer will not accept

ems.

the instructions bel

functionalities.

use of the meter, r

t electroshocks and

ING:

id electrical shock r

vent fire, only install

rk: refer to the warn

he device away from

t this device from sh

cold, heat and lar

from a cold to a wa

d room temperature

s an installation ca

ment. Never use th

ted. Refer to §4 Ove

on de

ree 2-device.

ain, moisture, splash

efer to §5 Pollutio

e each use, make su

s place your fin

ers

s while measurin

cted to a circuit.

sure the meter is in

ctin

it to a test circ

f electric shock du

rin

live circuits. Us

than 60Vdc or 30Va

DVM831

ructions

ly. Familiarise yours

usin

it.

intended purpose. U

the warranty. Dama

manual is not cover

esponsibility for any

w to

uarantee a saf

spect all directives c

isuse. Never exceed

move test leads befo

fuses with AMP/VOL

on the back of th

children and unauth

cks and abuse. Avoi

emperature fluctuati

m location, leave it s

. This to avoid conde

ory CAT II 500

is equipment in a hi

volta

e /installati

or indoor use only.

and drippin

liqui

ree.

e the test probes are

ehind the protective

ever touch free ter

he appropriate meas

it.

rin

operation. Be

extreme caution wh

rms.

©Velleman n

lf with the functions

the device in an

e caused by disre

d by the warranty a

nsuin

defects or

use of the meter an

ncernin

protection

the indicated limits.

e opening the device

ratin

shown.

mete

rised users.

brute force when

ns. When the unit is

witched off until it ha

sation and measurin

measurin

her cate

ory than

n cate

ory.

eep this device away

s. Not for industrial

ood condition.

es of the test

inals when the mete

urin

ran

e before

ery careful when

n measurin

volta

31.03.2010

Do n

circui

When

meas

When

circui

point

Do n

acce

Swit

batte

All m

Dam

the

4. Overvol

DMMs are cat

overvolta

e th

bursts of ener

line.

The existin

CAT I

A CAT I

circuits

CAT

A CAT I

environ

mains

provide

apart f

tools…

CAT

III

A CAT I

environ

phased

environ

(fuse b

CAT

A CAT I

CAT III

Note th

run out

used.

Warning:

This device wa

CAT II 500V.

t measure circuits th

t measure current in

t conduct resistance,

ts.

measurin

currents

rement followed by

rements.

carryin

out measur

s, always be aware t

ht dama

e the

ot replace internal p

sories by identical on

sories e.

. test prob

h off the meter and r

ry or fuses.

odifications of the de

e caused by user m

arranty.

age/installatio

orized dependin

t mi

ht occur at the

y induced in a syste

ories accordin

-rated meter is suita

which are not directl

control si

nals…

I-rated meter is suita

ments and mono-pha

y means of a plu

d that the circuit is a

om a CAT IV-environ

II-rated meter is suit

ments, as well as for

appliances which are

ment, and for measu

xes, li

htin

circuits,

V-rated meter is suit

environments as wel

at for all measureme

oors (either overhea

s desi

ned in accord

his implies that certa

DVM831

at may contain volta

circuits with volta

diode- or continuity

p to 10A, max. 10s

15 minutes break b

ments on a TV set o

at hi

h amplitude v

eter.

rts yourself. Replace

es with the same spe

s at your dealer.

move test probes pr

ice are forbidden for

odifications to the de

category

the risk and severit

point of test. Transie

, e.

. caused by li

61010-1 are:

le for measurements

connected to mains

ble for measurement

se appliances which

d circuits in a normal

least 10m apart fro

ent. E.

. household

ble for measuremen

measurements on (fi

at least 10m apart fr

ements in or on dist

electric ovens).

ble for measurin

l as on the primary s

ts on equipment for

d or under

round) a

nce with EN 61010-1

in restrictions in use

©Velleman n

es > 500V

> 250V

easurements on liv

ontinuous

tween 2

switchin

power

lta

e pulses at the te

dama

ed or lost

cifications. Order spa

ior to replacin

the

safety reasons.

ice is not covered b

of transient

ts are short-lived

tnin

strike on a pow

on protected electro

power, e.

. electroni

in CAT I-

re connected to the

domestic environme

a CAT III- or 20m

appliances, portable

s in CAT I- and CAT

ed) mono- or poly-

om of a CAT IV-

ibution level equipm

CAT I-, CAT II- and

pply level.

hich the supply cabl

AT IV meter must

installation cate

ory

pply that are related

I-

31.03.2010

to volta

es an

Refer to the ta

This device i

•Protected el

e.g. electro

•circuits whi

•measure

mains b

•mono-ph

normal d

apart fro

househol

a distrib

This device i

•Volta

es ab

•measureme

behind met

•measureme

CAT III or

circuits, bu

•Measureme

meter boxe

environmen

or circuits u

Thi

5. Pollutio

IEC 61010-1 s

different prote

environments

which is to be

and the enclos

which environ

Pollution

degree 1

Pollution

degree 2

off

Pollution

degree 3

(in

Pollution

degree 4

fin

volta

e peaks whic

ble above.

suitable for meas

ectronic circuits whic

ics circuits, control s

h are directly connec

ents on mono-phas

means of a plu

ase appliances and ci

omestic environment

a CAT III- or 20m

d appliances, portabl

tion board …

NOT suitable for:

ve 500V

nts in/on low-volta

r box)

nts on (fixed) mono-

AT IV environments

(

bars, low-voltage di

ts on distribution eq

and equipment/circ

t e.

. circuits in shed

sin

under

round wir

device is only suita

ironments.

degree

ecifies different typ

tive measures are n

equire more protecti

ound in a certain en

ure properties. The p

ent the device may

pollution or only dry,

lution has no influen

losures).

ly nonconductive poll

ductivity caused by

ce environments fall

ductive pollution oc

t becomes conductiv

dustrial environment

not in contact with

pollution

enerates

t or by rain or snow.

ironments where hi

particles occur)

DVM831

can occur within the

rements up to 500

are not directly con

nals, circuits behin

ted to mains power,

appliances which ar

rcuits directly connec

provided that the ci

part from a CAT IV-

tools, li

ht circuits

distribution boards (

or poly-phased appli

(

. mains outlets, el

tribution boards and

ipment and outdoor

its outside or remot

arden houses and

arden li

hti

le for measurements

s of pollution environ

cessary to ensure sa

n, and the protectio

ironment depends m

llution de

ree ratin

e used.

nonconductive pollu

e (only to be found i

tion occurs. Occasio

ondensation is to be

under this cate

ory).

urs, or dry noncondu

due to condensatio

and environments e

recipitation).

persistent conductivi

(exposed outdoor en

h humidity levels or

©Velleman n

environment of use.

on:

ected to mains pow

isolatin

transforme

ut limited to:

connected to the

ed to the mains in a

cuit is at least 10m

nvironment. E.

t more than 10m fro

istribution boards

nces and circuits in

ectric ovens, li

htin

circuit breakers).

installations includin

from the domestic

free-standin

ara

, pool-pump...

up to 500V in CAT

ments, for which

ety. Harsher

ainst the pollutio

inly on the insulatio

of the DVM indicates

ion occurs. The

hermetically sealed

ally, temporary

expected (home and

tive pollution occurs

that is to be expect

posed to outside air

y caused by conducti

vironments and

h concent

ations o

…

31.03.2010

Warning:

This device wa

This implies th

which can occ

This

6. Descrip

Refer to the ill

Selection swi

Always

function

To switc

"10A" JACK:

"COM" JACK:

"VmA" JAC

7. Operati

Risk

mea

Befo

not

•Never exce

separately i

•Do not touc

bein

teste

•Only use th

measure vo

•Disconnect

selector in

•When carry

always rem

dama

e th

•Always be c

Keep your f

•Do not mea

•Never perfo

Make sure

•When the d

is hi

her th

•When a low

readin

alt

normal and

and

ive a

s desi

ned in accord

at certain restrictions

r within the environ

evice is only suita

e class 2 environm

ion of the Front

stration on pa

e 2 o

tch: the meter has

selected via the

emove the test prob

r ran

off the meter, set th

Connect the red te

> 200mA

Connect the black

: Connect the red te

except current me

g instructions

of electric shock d

urin

live circuits.

e measurin

, always

ama

ed and verify t

d the limit value for

n the specifications f

h unused terminals w

meter in the indicat

lta

es that mi

ht exc

he test leads from th

rder to chan

e functi

out measurement

mber that hi

h ampl

meter.

areful when workin

ers behind the pro

sure current in circuit

rm resistance, diode

ll capacitors in the ci

splay indicates "OL"

n the currently man

volta

e ran

e is sele

h the leads are n

is caused by the hi

roper measurement

DVM831

nce with EN 61010-1

in use apply that are

ent of use. Refer to

le for measureme

nts.

Panel

this manual.

ultiple functions and

selection switch.

s from the ciruit bef

e selection switch to

t lead to this

ack fo

est lead to this

ack

t lead to this

ack fo

surements > 200mA

rin

operation. Be

make sure the meter

e connections, select

rotection. This limit

r each ran

e of mea

hen the meter is link

d overvolta

e/install

ed the indicated cat

e tested circuit befor

ons.

on a TV set or switc

itude volta

e pulses

ith volta

es above

be barriers at all tim

s with volta

es > 25

r continuity measur

cuit are dischar

ed.

urin

a measuremen

ally selected ran

ted, the display may

t connected to a dev

input sensitivity. Th

hen connected to a

©Velleman n

pollution degree 2

related to pollution

he table above.

ts in Pollution

ran

es that can be

re selecting a differe

FF.

current measureme

all measurements

very careful when

and/or test probes a

d function and ran

alue is listed

urement.

d to a circuit which i

ation cate

ory. Neve

ory values.

rotatin

the ran

hin

power circuits,

t the test points mi

0Vdc or 30Vac rms.

s durin

measureme

ments on live circuit

t, the measured valu

elect a hi

her ran

show a varyin

ice or circuit. This is

readin

will stabilize

ircuit.

31.03.2010

Volta

e mea

Do n

Alway

rms.

meas

to a ci

•Connect th

VmA jack

•For DC volt

the ran

e i

appropriate

•For AC volt

the ran

e i

appropriate

•Connect th

•The measu

Notes:

•For D

test le

•When

althou

norm

stabili

Direct curren

Do no

This

not s

Curre

to 10

contin

meas

Alway

rms.

meas

•For measu

ack and th

500mA/250

•For measu

and the bla

10A/220V).

•For DC mea

desired ran

•For DC mea

desired ran

•When the r

to the appr

•Connect th

•Read the m

urements

t measure circuits

be careful when wo

eep your fin

ers beh

rement. Do not touc

rcuit which is bein

black test lead to th

es, set the selector

unknown, always se

ran

es, set the selector

unknown, always se

ran

test probes with the

ed volta

e is shown

-measurements: wh

ad, the indicated val

the mV ran

e is sele

h the probes are no

l and is caused by th

e and

ive a proper

t measurements

measure current in

evice is only desi

itable for alternati

t measurements V

use the 10A

ack. W

uous measurement f

rements.

be careful when wo

eep your fin

ers beh

rement.

rements up to 200

black lead to the C

V).

rements up to 10A:

k lead to the COM

surements up to 200

surements up to 10A

e (use the 10A

ack

)

e is unknown, alw

priate ran

test probes in series

asured cuurent from

DVM831

here volta

es > 5

kin

with volta

es a

nd the probe barrier

unused terminals w

sted.

COM

ack and the r

switch to V in the

the hi

hest possible

switch to V in the

the hi

hest possible

circuit under test.

n the display.

n a ne

ative polarity

e is preceded by a “-

ted, the display may

connected to a devi

h input sensitivit

easurement when c

ircuits with volta

ed for DC current

current measur

ack max. 200m

hen measurin

curre

llowed by a 15 minu

kin

with volta

es a

ind the probe barrier

A: connect the red t

Mjack (protected wi

connect the red test

ck (protected with a

A, set the selector s

set the selector swit

)

ys set the hi

hest p

with the circuit.

the display.

©Velleman n

00V CAT II

ove 60Vdc or 30Vac

at all times durin

en the meter is link

d test lead to the

esired ran

e. When

ran

e and lower to t

desired ran

e. When

ran

e and lower to t

is present at the red

” si

show a varyin

readi

e or circuit. This is

. The reading will

nnected to a circuit.

> 250V

easurements; it i

ments.

; for measurements

ts up to 10A, max. 1

es break between 2

ove 60Vdc or 30Vac

at all times durin

est lead to the Vm

h a ceramic fuse

lead to the 10A

ack

eramic fuse

witch to A in the

h to A in the

ssible ran

e and low

31.03.2010

Notes:

•For DC-c

red test l

•The µA a

F500mA

fuse.

Resistance

Do n

•Connect th

jack.

•Set the sel

unknown, a

appropriate

•Connect th

•The measu

Notes:

•Never pe

capacito

•To incre

tips of th

the test l

•For resis

to stabili

•Should t

open cir

Continuity te

Do n

•Connect th

VmA

ack

•Set the sel

•Connect th

•When the

produced a

resistance

will show “1

Note:

•Never pe

capacito

Diode test

Do n

•Connect th

VmA

ack

•Set the sel

•Connect th

the anode,

rrent measurement

ead, the indicated va

nd mA-ranges are pr

250V fuse; the 10A r

easurements

t perform resistan

red test lead to the

ction switch to the d

lways select the hi

ran

test probes to the ci

ed value appears on

rform resistance mea

s are completely disc

se accuracy when m

e measurin

probes t

eads. Subtract this v

ance measurements

e the read-out.

e measured resistan

uit, the display will s

t perform continui

black test lead to th

ction switch to 200

test leads to the circ

easured resistance i

d the resistance is s

xceed the selected r

”.

rform continuity mea

s are completely disc

t perform diode m

black test lead to th

ction switch to 2000

test leads to the circ

lack test probe to th

DVM831

, when a ne

ative po

ue is preceded by a “

tected a

ainst ove

e is protected wit

e measurements o

mA

ack and the b

sired "Ω” range. Whe

st possible ran

e an

cuit/component und

he display.

surements on a live

ed.

asurin

low resistan

ether to determine

lue from the measur

bove 1Mthe mete

e exceed the selecte

ow “1”.

y measurements o

COM

ack and the r

uit/component under

less than 50a con

owed on the display.

e or in case of an

urements on a live c

ed.

asurements on liv

COM

ack and the r

uit/component under

cathode).

©Velleman n

arity is present at th

-” sign.

urrent with a cerami

a ceramic F10A/250

live circuits.

lack lead to the "CO

n the ran

e is

lower to the

r test.

ircuit and make sure

e values, first hold th

the resistance value

d value of the circui

needs a few second

ran

e or in case of

live circuits.

d test lead to the

test.

inuous beep is

Should the measure

pen circuit, the displ

ircuit and make sure

circuits.

d test lead to the

test (red test probe

all

31.03.2010

•The meter

connection

circuited, th

Notes:

•Never pe

capacito

•Measurin

Consider

Transistor te

Use

•Connect th

VmA

ack

•Set the sel

•Determine

emitter, th

the include

•Connect th

probe to th

•The current

•Nota:

•Make su

8. Mainten

WAR

openi

AMP/

Rem

Do n

acces

Switc

batter

a. General m

•Wipe the d

solvents or

b. Battery Re

•Replace the

Low/bad ba

•Remove tes

the input

•Switch off t

•Release the

compartme

•Replace the

specificatio

rechar

eabl

•Close the b

ill display the appro

s reversed, the mete

e display shows 0mV

rform diode measure

s are completely disc

diodes that are par

disconnectin

them

ot perform transis

the included transi

black test lead to th

ction switch to hFE.

hether the transisto

base and the collect

adaptor socket.

test probes to the d

“COM”).

ain hFE is shown o

e to insert the transi

nce / battery a

ING: To avoid elec

the device To p

VOLT ratin

shown

rk: refer to the wa

treplace internal pa

ories by identical on

ories e.

. test probe

off the meter and re

or fuses.

inenance:

vice re

ularly with a

brasive products.

placement

battery as soon as t

teries can produce f

t probes from the cir

ks.

e multi-meter.

screw at the back of

battery by 2 new ba

s followin

the indic

e batteries)

ttery compartment a

DVM831

imate forward volta

will display “1

”

; if t

ents on a live circui

ed.

of a circuit mi

ht pr

rom the circuit.

or test on live circ

tor socket.

COM

ack and the r

is of the NPN- or PN

r. Insert the leads in

ptor socket (red pro

the display (base cu

tor in the socket the

nd fuse replace

trical shock remov

event fire, only ins

nin

on the back o

ts yourself. Replace

s with the same spe

at your dealer.

move test leads prior

oist, lint-free cloth.

e “ ” indication ap

lse readin

uit under test. Remo

the meter (top) and

teries of the same ty

ted polarity(2x 1.5V

nd ti

hten the screw.

©Velleman n

drop. If the lead

e diode is short-

and make sure all

duce faulty results.

its.

d test lead to the

-type and locate the

o the proper holes in

e to the “+”, black

rrent 10µA, Vce 2,8V

)

ht way.

ent

test leads before

all fuses with

the meter.

ama

ed or lost

ifications. Order spar

to replacin

the

Do not use alcohol,

pears on the display.

e all test leads from

pen the battery

e and with the same

AA, do not use

)

Table of contents

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