Closed Loop Stepper Motor Driver Combination for AC and DC Power Supply AZ series Features Absolute sensor, position monitoring No external sensors necessary Low heat generation EtherCAT, EtherNet/IP, Profinet, Modbus RTU Frame size dimension: 20 - 90 mm Maximum holding torque: 0.036 - 140 Nm Resolution: 0.0036 - 0.36 °/cycle Options: Electromagnetic brake, harmonic gear, planetary gear, taper hobbed gear, angular gear