44
Application Notes
S3
S2
S1
SPEED 2
SPEED 1
CW
20K
OHM
CW
20K
OHM
Figure 17. Independent Adjustable Speeds
Independent adjustable speeds
Replace the speed adjust potentiometer with a single pole, multi-position switch, and
two or more potentiometers in parallel, with a total parallel resistance of 10K ohms.
Figure 17 shows the connection of two independent speed adjust potentiometers that
can be mounted at two separate operating stations.