Surgical Robotics Technology
Harmonic Drive LLC

Lightweight gears and actuators for surgical robotics.

SHA with Integrated Servo Drive

Compact actuators that deliver high torque with exceptional accuracy and repeatability.

SHA with Integrated Servo Drive

The SHA-IDT Series is a family of compact actuators that deliver high torque with exceptional accuracy and repeatability. These hollow shaft servo actuators feature Harmonic Drive® precision strain wave gears combined with a brushless servomotor, a brake, two magnetic absolute encoders and an integrated Servo Drive with CANopen® Communication. This revolutionary product eliminates the need for an external servo drive and greatly simplifies cabling yet delivers high-positional accuracy and torsional stiffness in a compact housing.

Key Features:

  • Actuator + Integrated Servo Drive with CANopen® Communication
  • 48VDC Supply Voltage
  • Single Cable with only 4 conductors is needed: CANH, CANL, +48VDC, 0VDC
  • Zero Backlash Harmonic Drive® Gearing
  • Panel Mount Connectors with radial and axial options
  • Dual Absolute Encoders
  • Output Sensing Encoder: 16 bit resolution (65,536 cpr)
  • Input Sensing Encoder: 17 bit resolution (131,072 cpr)
  • Control Modes: Torque, Velocity, Position, CSP, CSV, CST
  • Harmonic Drive® HDL Software

Options:

  • 4 I/O
  • 2 NPN or 2 PNP Opto-Isolated Digital Inputs
  • 2 Programmable Analog/Digital Inputs or Open Drain Outputs
  • Motor Torque Off (MTO): When either or both of the 2 MTO inputs are low, PWM outputs to the motor are inactive and current to the motor will not be possible. Control power remains active.
  • Flex-rated cables with sealed connectors available

Contact Information

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