Hioki CM4371-50, Инструкция по эксплуатации

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39
Current Measurement
Inrush current (inrush)
1 1
Turn off the motor.
7 7
Turn the motor on.
AC inrush peak value
e.g., 250
A
Inrush current occurrence period
(about 10 ms to 999 ms)
AC current
RMS value (inrush)
Inrush current occurrence period
(about 10 ms to 999 ms)
DC current
AC inrush peak value
RMS value (inrush)
e.g., 100 A
6 6
Hold down for 1 s.

Inrush on
4 4
Clamp the instrument
around the wire.
See “Inrush trigger level” (p. 65).
3 3
Hold down for 1 s.

Zero adjustment
(Inrush current occurs)
To exit inrush mode
Hold down
for 1 s.
Rotate the rotary switch.
2 2
In automatic ranging mode, the instrument
will be automatically set to the 600.0 A range
(CM4371-50), 2000 A range (CM4373-50).
5 5
Set the range.
See “Switching the ranges” (p. 36).
HIOKI CM4371C961-00