Measuring Frequency / Duty Cycle - Beha-Amprobe AM-555-EUR Mode D'emploi

Measuring Frequency / Duty Cycle

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To avoid personal injury or damage to the meter, do not apply
voltage higher than 1000V.
1. Frequency / Duty Cycle function
Step 1: Turn the rotary switch to Hz % position. Use SELECT button for Hz
or duty cycle measurement.
Step 2: Connect test leads to the circuit. See below for connecting diagram.
2. Measuring Frequency by using ac Voltage function
Step 1: Turn the rotary switch to  position.
Step 2: Connect test leads to the circuit. Connect the common (COM) test
lead to the circuit before connecting the live lead (connecting diagram
refer to "Measuring AC Voltage").
Primary display shows ac Voltage measurement reading.
Secondary display shows Frequency measurement reading.
(for Frequency only)
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