Measuring Methods; Impedance Measurement; Checking A Speaker - Promax PE-005 Manual Del Usuario

USER'S MANUAL. PE-005

4. MEASURING METHODS

BEFORE PROCEEDING MEASUREMENT, READ SAFETY

4.1 Impedance measurement

1. Ensure the system under test is not live. Connecting the tester to a live line may
cause it serious damages.
2. In proceeding with measurement, if
with new batteries, otherwise measurements can be wrong.
3. Connect test leads to the impedance test points.
4. Rotary the function switch to suitable range then press the push button to test and
take the reading. Try a suitable range to obtain the best resolution.

4.1.1 Checking a speaker

Speakers are general from 2 Ω to 16 Ω, use 20 Ω range or for higher impedance
speakers, use 200 Ω or 2000 Ω range.
11/2014
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