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Velleman DVM831 Manual

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31.03.2010
• The meter
w
connection
i
circuited, th
Notes:
• Never pe
capacito
r
• Measurin
Consider
Transistor te
s
Do
n
Use
• Connect th
e
VmA
j
ack
• Set the sel
e
• Determine
w
emitter, th
e
the include
d
• Connect th
e
probe to th
e
• The current
• Nota:
• Make su
r
8. Mainten
a
WAR
N
openi
AMP/
Rem
a
Do n
o
acces
s
acces
s
Switc
h
batter
y
a. General m
a
• Wipe the d
e
solvents or
a
b. Battery Re
• Replace the
Low/bad ba
t
• Remove tes
the input
j
a
c
• Switch off t
h
• Release the
compartme
n
• Replace the
specificatio
n
rechar
g
eabl
• Close the b
a
w
ill display the appro
x
i
s reversed, the mete
r
e display shows 0mV
.
rform diode measure
m
r
s are completely disc
h
g
diodes that are par
t
disconnectin
g
them
f
s
t
n
ot perform transis
t
the included transi
s
e
black test lead to th
e
.
e
ction switch to hFE.
w
hether the transisto
r
e
base and the collect
o
d
adaptor socket.
e
test probes to the d
a
e
“COM”).
g
ain hFE is shown o
n
r
e to insert the transi
s
a
nce / battery a
N
ING: To avoid elec
n
g
the device To p
r
VOLT ratin
g
shown
a
rk: refer to the wa
r
o
t replace internal pa
r
s
ories by identical on
e
s
ories e.
g
. test probe
s
h
off the meter and re
y
or fuses.
a
inenance:
e
vice re
g
ularly with a
m
a
brasive products.
placement
battery as soon as t
h
t
teries can produce f
a
t probes from the cir
c
c
ks.
h
e multi-meter.
screw at the back of
n
t.
battery by 2 new ba
t
n
s followin
g
the indic
a
e batteries)
a
ttery compartment a
DVM831
10
x
imate forward volta
ge
r
will display “1
”
; if t
h
.
m
ents on a live circui
t
h
ar
g
ed.
t
of a circuit mi
g
ht pr
o
f
rom the circuit.
t
or test on live circ
u
s
tor socket.
e
COM
j
ack and the r
e
r
is of the NPN- or PN
P
o
r. Insert the leads in
t
a
ptor socket (red pro
b
n
the display (base cu
s
tor in the socket the
nd fuse replace
m
trical shock remov
e
r
event fire, only ins
t
.
r
nin
g
on the back o
f
r
ts yourself. Replace
d
e
s with the same spe
c
s
at your dealer.
move test leads prior
m
oist, lint-free cloth.
h
e “ ” indication ap
a
lse readin
g
s.
c
uit under test. Remo
v
the meter (top) and
o
t
teries of the same ty
p
a
ted polarity(2x 1.5V
A
nd ti
g
hten the screw.
©Velleman n
v
e
drop. If the lead
h
e diode is short-
t
and make sure all
o
duce faulty results.
u
its.
e
d test lead to the
P
-type and locate the
t
o the proper holes in
b
e to the “+”, black
rrent 10µA, Vce 2,8V
)
ri
g
ht way.
m
ent
e
test leads before
t
all fuses with
f
the meter.
d
ama
g
ed or lost
c
ifications. Order spar
e
to replacin
g
the
Do not use alcohol,
pears on the display.
v
e all test leads from
o
pen the battery
p
e and with the same
A
AA, do not use
v
)
.
e
… 10 …


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