Details

We're excited to announce the release of firmware v3.2 for our RoboG4 Brushed DC and AC induction motor drives, which is now in production. This extensively validated firmware leverages the full capabilities of the RoboG4 drives.

Key features of RoboG4 products offered in this release include:

Common Features

  • Multifunctional Inputs
  • Customizable Scripting Language
  • Cascaded Control Modes
  • Configurable Low Pass Filter for Speed Control
  • 16 kHz Current Loop (New RoboG4 feature)
  • Amps Limiting function
  • Amps Trigger Function
  • I2T protection
  • Stall detection
  • Overvoltage/Undervoltage Detection
  • Overtemperature protection
  • Temperature derating method by regulating the motor current (New RoboG4 feature)
  • Loop Error Detection
  • Customizable Loop Error Detection (New RoboG4 feature)
  • Short circuit protection
  • MOSfail detection
  • STO Function 

DC Motor Drives Features

  • Support of Quadrature encoders for motor feedback
  • Open Loop, Torque, Closed Loop Speed and Closed loop Position operating modes
  • Feedforward Control (New RoboG4 Feature)
  • Motor Configuration wizard to set the Current Loop PI gains based on the motor parameters and the desired Bandwidth (New RoboG4 feature)

AC Induction Motor Drives Features

  • Support of Quadrature encoders for motor feedback
  • Open Loop V/Hz, Constant Slip, FOC Torque and FOC Speed operating modes
  • Automatic Motor Characterization to estimate the motor parameters (New RoboG4 feature)
  • Automatic Field Weakening (New RoboG4 feature)
  • Efficient Partial Load (EPL) mode to optimize the motor efficiency when the motor does not operate under full load conditions (New RoboG4 feature)
  • Current Decoupling Terms (New RoboG4 feature)
  • Motor/Sensor Error Detection to detect configuration issues (New RoboG4 feature)

 

The firmware files can be found in the 'Downloads' section of our website. We recommend that you also check the '3.2 fw Release notes' document located on the same page for additional information about the new features. The complete changelog can be found in the firmware’s zipped file.

Roboteq strongly recommends that all users update their projects with the new RoboG4 drives to enjoy the enhanced benefits.

Fore more information refer to the release notes: 3_2_fw_ACIM_version_Release_Notes.pdf     3_2_fw_DC_version_release_Notes.pdf