KB Electronics KBIC-240DS - Manual (Page 21)

21
WARNING! 1.THE INHIBIT CIRCUIT TERMINALS ("I1" AND "I2") IS NEVER TO BE USED AS A
SAFETY DISCONNECT SINCE IT IS NOT FAIL-SAFE. USE ONLY THE AC LINE FOR THIS
PURPOSE. 2. DO NOT DISCONNECT AND RECONNECT THE MOTOR ARMATURE WITH THE AC
LINE APPLIED OR CATASTROPHIC FAILURE WILL RESULT. SEE ARMATURE SWITCHING
(DYNAMIC BRAKING), ON PAGE 20.
9.3 Leader/Follower Connections - The KBIC ® can be used with the KBSI ® to drive multiple motors. Refer to
Figure 10.
FIGURE 10. LEADER / FOLLOWER
CONNECT
AS ABOVE
KBSI-
240D
** Connect the high side of the
potentiometer to the terminal
"P" ( QD).
(a) SINGLE MAIN POTENTIOMETER
5K
POT
KBIC
MAIN MOTOR
ADDITIONAL
FOLLOWER *
KBIC
FOLLOWER
MOTOR #3
ISOLATION DIODE
KBIC
RATIO
5K OHM
KBIC
FOLLOWER
MOTOR #1
FOLLOWER
MOTOR #2
* A 10K ratio potentiometer is used to control
up to (10) "Follower" motors. If a 5K ratio potentiometer
is used, up to (5) "Follower" motors can be used.
1. Multiple KBIC controls should be powered from the same
phase AC line.
2. The positive output terminal to each speed,
must be installed with a 1A-600PIV isolation diode.
(b) SINGLE MAIN MOTOR
KBSI-
240D
R