FLIR
CM275
–
QUICK
START
Document
Identifier:
CM275
‐
QS
‐
en
‐
US_AB
CLAMP
METER
BASICS
AUTO
‐
MANUAL
RANGE
In
Auto
mode
(default),
the
meter
automatically
selects
the
optimal
scale.
In
Manual,
the
range
is
user
‐
selected.
In
Auto
mode,
the
indicator
appears.
To
switch
to
Manual
mode
from
Auto,
short
press
;
then
short
press
repeatedly
to
change
the
scale.
To
return
to
Auto
mode,
long
press
.
OUT
‐
OF
‐
RANGE
(OL)
MEASUREMENTS
In
Manual
range,
if
the
input
is
above
or
below
the
selected
range
‘
OL
’
is
shown;
in
this
case
switch
to
another
range.
In
Auto
mode,
the
input
is
beyond
the
meter’s
measurement
capability.
DATA
HOLD/WORK
LIGHT
BUTTON
In
Data
Hold
mode,
the
displayed
reading
or
thermal
image
is
frozen.
To
enter/exit
Data
Hold
mode,
short
press
.
In
Hold
mode,
the
indicator
appears.
Long
press
to
switch
work
lights
ON/OFF.
VFD
MODE
VFD
eliminates
high
‐
frequency
noise
from
AC
current/voltage
measurements
using
a
low
‐
pass
filter.
1.
Press
OK
to
access
the
Main
menu
2.
Press
OK
at
the
Advanced
Menu
icon
3.
Press
OK
at
the
VFD
icon
;
the
blue
dot
next
to
the
icon
and
the
VFD
display
icon
will
appear
4.
De
‐
select
the
VFD
mode
by
pressing
OK
again.
MAX
‐
MIN
MEMORY
Display
maximum
and
minimum
readings,
updating
only
when
a
higher/lower
value
is
registered.
1.
Press
OK
to
access
the
Main
menu
2.
Press
OK
at
the
Advanced
Menu
icon
3.
Press
OK
at
the
MAX
‐
MIN
icon
to
show
Maximum
and
Minimum
readings.
INRUSH
CURRENT
In
Inrush
Current
mode
(
),
the
meter
displays
the
AC
RMS
current
reading
for
the
first
100ms
period
after
the
trigger
point
(current
detection
threshold)
is
reached.
Please
refer
to
the
User
Manual
for
the
Current
detection
threshold
specifications.
DC
CURRENT
ZERO
The
DC
zero
feature
removes
offset
and
improves
DC
Current
accuracy.
Before
executing
the
steps
below,
set
the
clamp
meter
to
the
DC
Current
measurement
mode.
1.
Press
OK
to
access
the
Main
menu
2.
Press
OK
at
the
Advanced
Menu
icon
3.
Press
OK
at
the
DCA
Zero
icon
,
the
display
will
zero
DATALOGGER
Log
up
to
40,000
total
readings
over
ten
memory
‘sets’.
Each
time
the
datalogger
is
started
a
new
‘set’
is
created.
Press
OK
to
access
the
Main
menu,
press
OK
at
the
Advanced
Menu
icon,
and
press
OK
at
the
datalogger
icon
to
begin
logging.
Refer
to
the
User
Manual
and
to
the
Gallery
Settings
Menu
,
General
Settings
Menu
and
Advanced
Menu
sections
earlier
in
this
Quick
Start
for
additional
information
on
datalogger
functionality.
