Leeson PWM DC Control: 174299 Manual de usuario Pagina 28

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23
Adjustable speeds using potentiometers in series
Replace the speed adjust potentiometer with a single pole, multi-position switch, and two or more
potentiometers in series, with a total series resistance of 10K ohms. Figure 15 shows a connection for
xed high and low speed adjust potentiometers.
S3
S2
S1
HIGH
SPEED
LOW
SPEED
CW
5K
OHM
CW
5K
OHM
Figure 15. Adjustable Fixed Speeds Using Potentiometers in Series
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