42
14
CAL.
I
Current measurement adjustment procedure
Additional equipment necessary
■
A source of stabilized 0.1 and 10A current.
Adjustment of the current measurement
■
Press ► for 3 seconds to validate
CAL. I
function
14
.
The sensitivity of the channels used in the current
measurement will be recalculated on 2 current
values.
■
PreS rt
is displayed followed by
100.0mA Set
.
■
Open the clamp and in it place a conductor carrying
a current between 50mA and 150mA from the
current source.
■
Use the ▲ and ▼ keys to set the value displayed to
match the value of the source.
■
Press ► to validate the value.
■
The display unit indicates
run CAL.I
for
approximately 15 seconds.
■
PreS rt
is displayed followed by
10.00A Set
.
■
Set the current source to between 9A and 10.5A.
■
Use the ▲ and ▼ keys to set
the value displayed to
match the value of the source.
■
Press ► to validate the value.
■
The display unit indicates
run CAL.I
for
approximately 15 seconds.
■
The result of the procedure is displayed:
-
End CAL.I PASS:
valid measurement loop
calibration.
-
End CAL.I FAIL
: invalid measurement loop
calibration.
■
Storage and return to
CAL I
menu 14
by ►.
15
CAL.
dFLt
Restoration of the factory values
■
Press ► for 3 seconds to validate
CAL. dFLt
function
15
.
The settings of the device will all be returned to the
factory values. However, the stored configuration
and measurements are not erased.
■
PreS rt
is displayed. Press ►.
■
End dFLt PASS is displayed:
■
Storage and return to
CAL dFLt
menu
15
by ►.
Note: if an adjustment operation fails (
FAIL
message), check that there is nothing
interfering with the closing of the clamp, then repeat the operation. If the problem
persists, the clamp must be sent back for repair (see §11.6).
