User manual

EXTECH INSTRUMENTS
11 MA610-en-GB_V1.0 12/16
Frequency Measurements
WARNING: Do not input voltages > 30Vrms when measuring frequency.
Turn the function switch to the Hz position.
1. Insert the black test lead banana plug into the negative (COM) jack. Insert the red test
lead banana plug into the red jack. See Fig. 6.
2. Touch the test probe tips across the circuit or component.
3. Read the Frequency measurement on the meter display.
4. Use the Hz% button to view Duty Cycle %.
Fig. 6 – Frequency Measurements