Instruction Manual

51
Application Notes
Independent adjustable speeds with DIR switch
Replace the speed adjust potentiometer with two single-
pole multi-position switches, and two or more
potentiometers in parallel, with a total parallel resistance of
10K ohms. Figure 25 shows the connection of two
independent speed adjust potentiometers that can be
mounted at two separate operating stations.
E2
E1
S1
S2
D
(
DIRECTI
O
N
)
S3
F
O
RWAR
D
REVER
SE
TB
501
REVER
SE
S
PEE
D
F
O
RWAR
D
S
PEE
D
2
0
K
O
H
M
2
0
K
O
HM
Figure 25. Independent Adjustable Speeds