Testboy Pocket 100 Mode D'emploi page 21

Frequency measurement
In order to measure frequencies, rotate the selector switch (3) to the position Hz/% and place the
measurement probes on the test object. The multimeter automatically sets itself to the most fa-
vourable measurement range.
Range Resolution
10 Hz 0.01 Hz
100 Hz 0.1 Hz
1000 Hz 1 Hz
10 kHz 10 Hz
100 kHz 100 Hz
1 MHz 1 kHz
10 MHz 10 kHz
1 – 99 % 0.10 %
Duty cycle
In order to measure the relationship of the duration of the pulse to the duration of the period,
press the Select button (2) with the selector switch (3) in the position Hz/%.
The % sign is indicated on the display. Now place the measurements probes on the test object.
®
Testboy Pocket 100
Overvoltage
Accuracy
protection
± 1 %
250 VAC
+5 digits
± 3 %
+2 digits
RMS
Operation
21