Current Or Overcurrent (True Inrush ® ) - AEMC 607 User Manual

4.9 CURRENT OR OVERCURRENT (TRUE INRUSH
MEASUREMENT
NOTE:
The measurement can be made only in AC or DC mode
(AC+DC mode disabled).
To measure a starting current or overcurrent, proceed as follows:
1. Set the switch to
the jaws around the conductor to be measured.
2. Perform a long press on the
displayed, along with the triggering threshold. The clamp then awaits
detection of the True InRush
A symbol flashes.
3. After detection and acquisition for 100 ms, the RMS value of the
True InRush
display the PEAK+/PEAK- values subsequently.
4. A long press on the
switch will exit the True InRush
NOTE:
The triggering threshold in A is 20 A if the initial current is zero
(starting of installation). For an established current (overload in an
installation) see § 4.4.2.
Display
1st row
2nd row
3rd row
34
, correct the DC zero (see § 4.8.2), then clamp
®
current is displayed. Pressing the
®
button or a change of function on the rotary
Quantity
Inrh
True InRush
Triggering threshold in A
button. The InRh symbol is
current.
mode.
®
value in A
®
Clamp-On Meter Model 607 - User Manual
)
®
is displayed and the
button will