BMD-20DIN
DC brush motor controller
User manual
Tallinn Science Park Tehnopol, Akadeemia tee 21/6,
Tallinn 12618, Estonia
Phone: + 372 6559914,
e-mail: sale@smd.ee
url: http://smd.ee
The logic of operation of the control inputs "START/STOP" and "DIR" is shown in the figure 6.
Fig. 5. START_PIN
and DIR_PIN jumpers
Fig. 6. Operation logic of input signals
8. Alarms indication
LED on the front panel of the controller indicates the controller operation status. In case of normal
operation the indicator is green. Green indicator blinks during motor operation (approx. 1 time per second). In
case if errors occur, the LED indicates the code of an error. The number of red blinks represents the alarm
code (refer to the table below).
LED errors indication
Alarm code Alarm
Alarm code
Alarm
0 Normal operation 4 Internal power switches overheating
1 Out of voltage range of the
internal converter
5 Wrong motor connection or emergency
stop (HARD_STOP)
2 Short circuit in a motor phase 6 Testing version of firmware
9. Delivery in complete sets
DC brush motor controller BMD-20DIN 1 pcs
10. Warranty
Any repair or modifications are performed by the manufacturer or an authorized company.
The manufacturer guarantees the failure-free operation of the controller for 12 months since date of sale
when the operation conditions are satisfied.
The manufacturer sales department address:
Smart Motor Devices OÜ,
Tallinn Science Park Tehnopol, Akadeemia tee 21/6, Tallinn 12618, Estonia,
Phone: + 372 6559914,
e-mail: mail@smd.ee
url: http://smd.ee
Date of sale:
Last modified: 30.03.2023
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