RPM40-en-GB_V1.2 10/14
5
Contact
RPM
Measurement
1.
Install
a
rotating
attachment
(cone
or
funnel)
to
the
meter
2.
Select
Contact
RPM
measurement
mode
as
described
in
the
‘Selecting
a
function’
section.
3.
Press
and
hold
the
MEASURE
button
while
simultaneously
placing
the
RPM
adapter
(1)
against
the
center
of
the
rotating
axis
to
be
measured.
4.
Release
the
MEASURE
button
when
the
reading
stabilizes
(approximately
2
seconds).
Reversible
LCD
Display
The
LCD
display
indicates
Photo
Tachometer
measurements
in
one
direction
and
Contact
measurements
in
the
opposite
direction.
This
permits
the
user
to
easily
read
the
measurement
digits
in
both
measurement
modes.
Surface
Speed
Measurement
1.
Select
the
Surface
Speed
(m/min,
ft/min,
or
in/min)
mode
as
described
above
in
the
‘Selecting
a
function’
section.
2.
Attach
the
Surface
Speed
wheel
(2)
to
the
meter.
3.
Press
the
MEASURE
button
and
place
the
surface
speed
wheel
against
the
object
under
test.
4.
Release
the
MEASURE
button
when
the
reading
stabilizes
(approximately
2
seconds).
Memory
Recall
The
minimum
(dn),
maximum
(UP),
and
last
(LA)
reading
values
are
stored
in
memory
after
each
measurement
(after
the
MEASURE
button
is
released).
To
view
these
values:
1.
Press
and
hold
the
MEMORY
button
(9),
the
display
will
toggle
between
the
stored
reading
and
its
identification
label
(
dn
for
lowest
reading),
UP
for
highest
reading,
or
LA
for
last
reading).
2.
Release
the
MEMORY
button
and
then
press
and
hold
it
again
to
view
the
next
stored
reading.
3.
Release
the
MEMORY
button
and
then
press
and
hold
it
again
to
view
the
next
stored
reading.
4.
Repeat
these
steps
as
desired.
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.com
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