Velleman DVM8090 Manual de usuario descargar pdf (Pagina 7)

21.01.2010

7. Ba

c

Working

The Infra

and trans

converts

t

used for

a

Emissivi

t

Emissivit

y

organic o

r

Measurin

g

tape or p

a

reach the

When me

than the

a

Surface

t

When goi

vice vers

a

Distanc

e

The dista

n

spot size

sensor a

n

target, th

target m

u

This mea

n

the targe

t

as the sp

o

8. Ma

i

• Wipe t

h

or solv

9. Ba

t

•

T

o rep

l

• Open t

the se

n

•

T

ake o

AAA b

a

compa

• Slide t

h

c

kground in

f

principle

Red sensor of t

h

mitted by a surf

a

t

his information

i

a

iming purposes.

t

y

y

describes the e

r

oxidized surfac

e

g

shiny or polish

e

a

int to compens

a

surface temper

a

asuring targets

w

a

ctual temperat

u

t

emperature

ng from low tem

a

, the IR sensor

o

e

and spot size

n

ce-to-spot ratio

(measured area

)

n

d the target, e.

g

e Ø of the meas

u

u

st be larger tha

n

n

s that for small

e

t

. For best accur

a

o

t size.

i

ntenance

h

e device regula

r

ents. DO NOT s

u

t

teries

l

ace the batterie

s

he battery cove

r

n

so

r

).

ut the old batter

a

tteries following

rtment.

h

e battery cover

Do not pun

c

batteries in

attempt to

r

Keep batter

DVM80

9

7

f

ormation

h

e unit detects e

n

a

ce. This energy

i

nto a temperatu

nergy-emitting

c

e

s have an emis

s

e

d surfaces will

b

a

te, allow suffici

e

a

ture.

w

ith ε < 0.95, th

e

u

re of the surfac

e

perature to high

o

f the thermom

e

of this thermo

m

)

is approximatel

g

. when the met

e

u

red area (spot

s

n

the spot size t

o

e

r targets, the t

h

a

cy, make sure t

r

ly with a moist,

u

bmerge the de

v

s

, make sure the

r

at the back by

s

ies and replace t

the polarity ma

r

back in place.

c

ture or throw

b

accordance wi

t

r

echarge non-r

e

ies away from

9

0

n

ergy that is emi

is focussed onto

re reading. The

l

c

haracteristics of

s

ivity of ±0.95.

b

e inaccurate. U

s

e

nt time for the t

a

e

display tempe

r

e

.

temperature m

e

e

ter needs a few

m

eter is 2:1. This

y half the distan

c

e

r is held at 10 c

m

s

ize) will be ±5c

m

o

ensure correct

m

h

ermometer mus

t

he target is at l

e

lint-free cloth.

D

v

ice in any liquid

.

device is switch

s

liding it downw

a

hem with 3 new

r

kings inside the

b

atteries in fir

e

t

h local regula

t

e

chargeable b

a

children.

Rev.

0

©Velleman

tted, reflected

a detector that

l

aser beam is on

l

materials. Most

s

e some masking

a

pe or paint to

r

ature is lower

e

asurements or

minutes to adju

s

means that the

c

e between the

m

(±4”) from th

e

m

(±2”). The

m

easurement.

t

be held closer

t

e

ast twice as larg

D

o not use alcoh

o

.

ed off.

a

rds (away from

and identical 1.

5

battery

e

. Dispose of

t

ions. Do not

a

tteries.

0

1

nv

l

y

s

t.

e

t

o

e

o

l

5

V

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