1.3. Table of specifications

Power supply external 12V - 48V DC
Current consumption up to 5A (depending on the voltage) from external power supply
Current in the stepper motor winding up to 3A
Rated current for DC/BLDC motor up to 6A
Protection types current overload protection, voltage overload protection, short circuit protection, motor hotplug/unplug protection
Motion modes move left/right, move to point, shift on delta, continuous speed, acceleration and deceleration ramps, backlash compensation mode, automatic home position calibration mode
Step modes full-step, 1/2, 1/4, 1/8, 1/16, 1/32, 1/64, 1/128, 1/256
Rotation speed up to 35 000 full steps per second
Speed profile trapezoidal
Position counter 40 bit
Feedback Single-ended and differential quadrature encoder (optional)
Limit switches 2
Feedback bandwidth 200 kHz for single-ended and 5MHz for differential encoder
Sampling rate of the sync output signal 1 ms
Controller weights 8SMC5 8SMC5-USB-B8-1 8SMC5-USB-B9-2
93 g 500 g 621 g
Controller dimensions 46x126,75x31,81 mm 66x46x114 mm 122x45x106 mm


The controller’s working voltage range is 12V to 48V DC. The voltage limits are 12V and 50V DC. If the voltage exceeds 50V, the controller is guaranteed to fail. If the voltage falls below 12V, the controller turns off.