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Remotely Located Braking (Disable), Direction
of Rotation, andDeceleration Controls
Mechanical switches or relays can be used to switch the control inputs
shown in Figure 5. Figure 7 shows a schematic representation of manual or
relay switched inputs.
Contacts
or Relay
Switches
Manual
DECEL
DECLCOM
DIR
DIRCOM
DISCOM
10K
12V
4000 Series CMOS
4000 Series CMOS
12V
10K
4000 Series CMOS
12V
10K
Signal
Common
DISABLE
Figure 7 - Manual Switch and Relay Control Inputs.
The following chart lists the control functions relative to the state of the
mechanical switches or relays.
Switch
Closed
Open
DISABLE
1
Stop
Run
DIR
2
CW
4
CCW
4
DECEL
3
Decelerate
Accelerate
1. When the DISABLE switch is closed the motor will be dynamically braked.
2. A “Smart Reverse Circuit” prevents plug reversing when the DIR switch is
opened or closed. The motor will brake to a stop before changing direction.
3. The DECEL switch controls soft stops and starts. The degree of acceleration and
deceleration can be varied with the trim potentiometers on the control board.
See Page 14.
4. The output shafts of gearmotors with odd number of stages (Bodine type
designations ending with W3, E1, or E3) will rotate in the opposite direction.
Electronic Control Input Connections
Optional Interface Boards are available from Bodine and other manufacturers.
They provide electrical isolation between the input signal and the brushless
DC motor control circuitry, and are recommended for motion control
applications requiring electronic control of motor speed, rotational direction,
deceleration, and braking.
NOTE: The
DISCOM,
DIRCOM,
DECLCOM,
S1, and COM
terminals on the
control board are
all connected in
common.
Содержание 3912
Страница 22: ...NOTES ...