KB Electronics KBSI-240D KBSI Signal Isolator - Manual (Page 12)

10
Motor
A(-)
F(-)
A(+)
P3
5K Pot
Auto/Man
10(+)
9(-)
Manual
5K Speed Pot
P2
P1
KB
CONTROL
KBSI-240D
The KBSI-240D can
be wired in an
Auto/Manual mode
which will allow man-
ual override of an
automatic process.
See figure 6B.
FIGURE 6B – PROCESS CONTROL WITH AUTO/MANUAL SWITCH
9(-)
10(+)
KBSI-240D
5
7
90V DC
Main Motor
A(-)
A(+) DC
Speed
Control
Speed
Control
Speed
Pot
AC Line AC Line AC Line
F-
Follower
Motor #1
A(-)
A(+)
P2
L1 L2
FIGURE 6A – LEADER/FOLLOWER VOLTAGE FOLLOWING SYSTEM