Question -following error

Question -following error

Check FE_LIMIT and DRIVE_FE_LIMIT are set to sensible values. You could watch FE and DRIVE_FE (assuming the Actual Following Error is in the PDO) in the Motion Perfect Scope to see if the change in following error is proportional to speed.

    • Related Articles

    • Following error when using CSP in M753 Control Techniques drives

      Target Position is in DAC_OUT in CSP mode Encoder position is in ENCODER in CSP mode. Both can be monitored on the scope. FE is DPOS - MPOS so has a larger value than the real following error due to the EtherCAT cycle time. Set FE_LIMIT to suit the ...

    • Following error

      We have a customer with a MC664x that has an issue with FE in a master axis. The machine is a printer and the axis is a rotary axis controlled by speed. The FE_LIMIT is configured at maximum value (4.0e17). He sends a video where we can see how FE is ...

    • Trio Motion Coordinator MC403 sudden axis status error

      Q: We always come up with “Axis Status: Error” and the active status flag is W (1) – Following error warning range and motor stops nearly instantly with E (8) – Following error exceeds limit.  How can we solve it? A: With SERVO=OFF, can you make the ...

    • AN-315 EtherCAT setup for Panasonic A5B Drive

      When delivered, the Panasonic A5B has 2 features set; the Positive Over Travel Input (POT) and the Negative Over Travel input (NOT). If these are connected to limit switches then the system will work in the usual way until the limit switch is ...

    • AN-315 EtherCAT setup for Panasonic A5B Drive

      The recommendations within this document applies to the Trio MC464+P876 EtherCAT master and the Trio MC4N-ECAT EtherCAT Master used with the Panasonic Minas A5B EtherCAT servo drive. When delivered, the Panasonic A5B has 2 features set; the Positive ...