Amprobe PEWA AM-555-EUR Mode D'emploi page 12

Measuring AC and DC Voltage
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To avoid personal injury or damage to the meter, do not apply
voltage higher than 1000V ac and 1000V dc. Buzzer will sound when detect a
voltage higher than 1000V ac and 1000V dc.
Low imp. 400Ω
(For only)
8