MO50
‐
en
‐
GB_V1.2
09/15
4
Button
Description
Button
Button
name
Description
Power
ON
‐
OFF
Press
and
hold
to
switch
the
meter
ON
or
OFF
/
Material
Select
Select
Material
Group
(Wood,
Building
Materials)
/
Display
Lock
/
Beeper
control
Short
press
locks
reading
on
the
display
Long
press
toggles
the
Beeper
ON/OFF
Operation
Operating
Steps
1.
Carefully
remove
the
protective/test
cap
to
expose
the
electrode
pins.
2.
Switch
the
meter
ON
by
pressing
and
holding
the
button.
The
meter
emits
audible
tones
and
the
display
switches
on
when
the
meter
powers
up.
If
the
meter
does
not
switch
on
please
check
the
battery
in
the
rear
compartment.
3.
Momentary
presses
of
the
Material
Select
button
toggles
the
Wood
and
Building
Material
modes
of
operation.
The
displayed
icons
indicate
the
selected
mode.
4.
Push
the
electrode
pins
into
the
material
under
test.
5.
Observe
the
displayed
reading
in
percent
(%),
view
the
displayed
moisture
droplet
icon
and
listen
for
the
audible
tones.
1
moisture
droplet
for
low
readings;
2
for
medium
readings;
3
for
high
readings;
refer
to
the
chart
on
the
back
of
the
meter
and
the
reproduction
in
the
Appendix
later
in
this
guide.
Listen,
also,
to
the
audible
measurement
tone
(fast
beeping
for
higher
readings
and
slow
beeping
for
lower
readings).There
are
eight
(8)
tone
variations.
6.
Press
and
hold
the
power
button
to
switch
the
meter
off.
Auto
Power
OFF
(APO)
To
conserve
battery
energy
the
meter
automatically
switches
off
after
a
three
(3)
minute
period
of
inactivity.
Display
Lock
Press
the
Display
Lock
button
to
freeze
the
displayed
reading.
The
icon
is
visible
on
the
display
when
Display
Lock
is
active.
Press
again
to
return
to
the
normal
operating
mode.
CAUTION
:
The
electrode
measurement
pins
are
extremely
sharp.
Use
care
when
handling
this
instrument.
Cover
the
pins
with
the
protective
cap
when
the
instrument
is
not
in
use.
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