F. Duty Cycle Measurement 

(see figure 8)

(figure 8)

Red

Black

Warning

To avoid harms to you or damages to the Meter
from eletric shock, do not attempt to measure
voltages higher than 600V AC/DC, although
readings may be obtained.

The duty cycle range is: 0.1%~99.9%.

To measure duty cycle, connect the Meter as follows:

Insert the red temperature probe into the Hz Duty%

terminal and the black temperature probe

into the 

COM

 terminal.

1.

2.

3.

REL

Set the rotary switch to 

Hz

 and press 

 to select Duty Cycle measurement

mode.
Connect the test leads across with the object being   measured.
The measured value shows on the display.

Model UT203/204: OPERATING MANUAL

28