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current, and voltage alarm values, change the current number by
pressing the "AL" key and "MEM" key, and short press the "
MODE" key to switch the alarm mode, then long press the
"SET" key to save and exit. When the measured resistance value
is greater than the alarm critical set value and the alarm function
is turned on, the meter flashes the " " symbol and emits an
alarm sound of "beep-beep-beep--". The maximum value of the
ground resistance alarm setting is 200Ω. As shown below:
5.Data Lock
After the measurement is stable after power-on, short press the
"HOLD" key to lock the current display data and save the data,
and then short press the "HOLD" key to exit the lock mode. As
shown below:
6.Data storage/review/deletion
When the measurement is completed after power on, short press
the "HOLD" key to store the data. The "MEM" symbol flashes
and automatically numbered. If the storage is full, the meter
