When a fault occurs, the controller typically illuminates specific LEDs (Power, Run, Busy, Error) or logs a numeric/hexadecimal code within the IndraWorks or VisualLogic diagnostic interface. Misinterpreting these codes can lead to unnecessary component replacement, extended downtime, or even cascading machine damage.
The difference between the commanded position and actual position is too high. +24V Supply Error The external 24V DC control voltage is missing or too low. 🔍 Troubleshooting Steps 1. Check the Fiber Optic Ring Many PPC-R22.1 faults relate to SERCOS communication . Inspect all fiber optic cables for kinks or breaks. Ensure all connectors are firmly seated. rexroth ppc-r22.1 fault codes