UNI-T UT60A Operating Manual page 27

Measurement Operation (9)
Range
Requirement
A
mA
A
l
When Hz measurement has been completed,
disconnect the connection between the testing leads
and the circuit under test.
Duty Cycle Measurement
The duty cycle measurement range is 0.1% ~ 99.9%.
To measure duty cycle:
1. Set up the Meter to measure frequency.
2. To select duty cycle, press Hz again (or until the %
symbol is shown on the display).
3. Connect the test leads across with the object being
measured.
The measured value shows on the display.
Note
l
The LCD displays 000.0% indicating the input signal
is high or low level.
l
To obtain a stable reading when measuring:
Input scope > 30V rms &
Set the rotary switch to Hz
mA Hz or Hz
Then press Hz% to select Hz measurement
mode to obtain frequency value.
Input scope 30V rms frequency signal:
Follow the above step 2 carrying out the
measurement.
l
When duty cycle measurement has been completed,
disconnect the connection between the testing leads
and the circuit under test.
Model UT60A: OPERATING MANUAL
Signal Frequency
200mV
200 A
10Hz~1kHz
20mA
2A
1 kHz frequency signal:
A.
27
Range
V, A Hz,