| Symptom | Likely Cause | Solution | | :--- | :--- | :--- | | | Gain (P-band) is too high. | Enter parameters and reduce the Gain or increase the P-Band (Proportional Band). | | Web drifts slowly | Gain is too low. | Increase the Gain slightly. | | "Sensor Error" message | Sensor disconnected or dirty. | Clean the sensor lens (optical) or check cable continuity. | | Guide does not move | Limit switch activated. | Check if the guide frame is physically hitting the end stops. Reset the frame to the center manually. | | Correction is backwards | Motor polarity wrong. | Invert the Correction Direction in the parameters. |
According to technical documentation and product listings from Erhardt+Leimer , this unit is built for durability and ease of use: Erhardt-leimer Do 3001 Manual
The Erhardt-Leimer Do 3001 provides the following control functions: | Symptom | Likely Cause | Solution |