SDC107 –DC motor driver user manual
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6
2.5
Connection example
Picture. 2 Basic signal connection.
2.6
Error signaling and reset
The driver can signal following errors:
Overload or short circuit (ERROR LED flashes quickly)
Power supply / temperature exceeded (ERROR LED flashes slowly)
In the event of an error, the motor is turned off, the ERROR LED flashes and the OUT ERR output passes high.
To reset the error and continue the driver operation, remove and provide the ENABLE signal again.
3.
Driver configuration
The device is configured using the switches on the front panel.
S1
POT-INT
Activation of speed control from the internal potentiometer
S2
POT-MODE
Current limit mode
S3
SOFT-START
Soft start function
S4
BRAKE-STOP
Braking function in the absence of ENABLE signal and limit signals
S5
LIMIT-LEVEL
Change of polarization of limit sensor inputs (S5 ON - limit switch active in
low state)
S6
AUTO-REVERSE
Automatic change of direction of rotation of the motor when reaching the
limit sensor.
3.1
Speed/current regulation (S1/S2)
The maximum speed and current of the motor are regulated using an external 0-5 V voltage supplied to the 0-5 V
IN input and a built-in 10-turn potentiometer.
Depends on S1 and S2 switches settings following combinations are possible:
S1 (POT-IN)
S2( POT-CUR-MODE)
Function of 0-5V input
Potentiometer function
OFF
OFF
Speed control
--- *
ON
OFF
--- *
Speed control
