MA61_MA63-en-GB_V1.0 3/15
8
AC
Current
Measurements
WARNING
:
To
avoid
electric
shock,
disconnect
the
test
leads
from
the
meter
before
making
current
measurements.
CAUTION
:
Observe
CAT
II
600V,
CAT
III
300V
with
respect
to
Earth
Ground
for
the
Jaw.
1.
Set
the
Function
switch
to
the
600mA,
6000mA,
or
60A
range.
2.
For
the
MA63,
short
press
the
MODE
button
to
Select
AC,
Frequency
(or
DC)
3.
Press
the
Trigger
to
open
the
clamp
jaw.
4.
Clamp
onto
a
single
conductor
(fully
enclosing
it).
Do
not
allow
a
gap
between
the
two
halves
of
the
jaw.
Refer
to
Fig
‐
3
earlier
in
the
Operation
section.
5.
When
measuring
variable
frequency
devices,
press
and
hold
the
VFC
button
to
start/stop
measuring
with
the
low
pass
filter.
6.
Read
the
ACA
value
on
the
LCD.
DC
Current
Measurements
(MA63
only)
WARNING
:
To
avoid
electric
shock,
disconnect
the
test
leads
from
the
meter
before
making
current
measurements.
CAUTION
:
Observe
CAT
II
600V,
CAT
III
300V
with
respect
to
Earth
Ground
for
the
Jaw.
1.
Set
the
Function
switch
to
the
600mA,
6000mA,
or
60A
range.
2.
Use
the
MODE
button
to
select
DC.
3.
Press
the
ZERO
button
several
times
to
null
the
meter
display
without
a
conductor
in
the
clamp
jaw.
Zero
the
meter
with
the
clamp
held
in
the
same
orientation
as
the
actual
measurement
(see
Fig
‐
4).
4.
Press
the
Trigger
to
open
the
current
sense
Jaw.
7.
Fully
enclose
a
single
conductor.
Do
not
allow
a
gap
between
the
two
halves
of
the
jaw.
Refer
to
Fig
‐
3
earlier
in
this
guide.
5.
Read
the
DCA
value
on
the
LCD.
Fig
‐
4
Correct
and
Incorrect
ZERO
techniques
ZERO
ZERO
