DSQC 352A

FAQS

• What network function does ABB DSQC 352A provide?
  It provides a Profibus communication interface for an ABB robot controller.
• What should be recorded before removing ABB DSQC 352A?
  Record the network address, connector orientation, cable shield and bus-termination arrangement.
• Why must termination remain unchanged during module service?
  Changing bus termination can disrupt communication for this station and other devices on the segment.
• Which connector conditions should be inspected?
  Inspect pin alignment, shell retention, shield continuity and the condition of the mating bus cable.
• What configuration should be restored after installation?
  Restore the documented station setting and controller fieldbus configuration for the serviced position.
• What indicates a successful Profibus restart?
  The module and controller should show a stable bus state with the expected cyclic exchange.
• How are mapped signals checked for ABB DSQC 352A?
  Compare the controller values with the configured master data and test the affected interlocks.
• When can the robot return to automatic operation?
  Release it after the network state, cyclic data, mapped signals and safety-related interlocks are accepted.