GMC-I PRO SyS ACP 1000/2 Notice D'utilisation page 11

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Always use appropriate equipment for personal
protection. Do not use the flexible current probe
to measure bare conductors unless wearing
protective clothing suitable for high voltage work.
4.4 OPERATION
To activate unit, move the rotary switch from the "off" position to
the required measuring range.
measured is unknown, first select the highest range and then
reduce accordingly.
4.5 BATTERY STATUS
Battery status is indicated by an orange LED on the front of the
integrator module. This LED will flash one time when the unit is
switched ON. The length of time the LED is lit will increase as
battery life decreases. Continuous lighting of LED indicates low
battery and requires batteries to be replaced.
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If the value of current being
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