REFERENCE VALUE TRANSMITTER UNIT FOR THE CONTROL MEANS OF DRIVE MECHANISM

摘要

A drive control, for example for a sewing machine, for controlling speeds and positioning of of a drive shaft driven by a drive motor includes a control box accommodating a speed control circuit and a positioning control circuit and a nominal value pick up which is releasably attachable with respect to the control box. The nominal value pick up can be fixedly adjusted on the control box.