The controller supports four sensor types (Infrared, Ultrasonic, Double-Edge, and Line). Choosing the wrong sensor type in the menu results in a "Runaway Web." The manual contains the binary dip-switch settings and menu codes required to match your physical sensor.
Before diving into the manual, let’s understand the device. The DO 3001 is a digital line and edge guide controller designed for industrial environments. It processes signals from E+L sensors (such as light barriers, ultrasonic sensors, or cameras) and sends commands to an actuator (like the ELGO or ELBAND system) to correct web wander.
Key Features:
Without the manual, operators often struggle with parameter menus, calibration sequences, and fault diagnosis.
Before you spend $500 on a service call, go through this checklist from the Erhardt-Leimer DO 3001 Manual, Section 14 (Customer Self-Diagnosis):
If all these fail, then contact E+L support with the error code, your firmware version, and a note that you "followed the DO 3001 manual Section 8." They will prioritize your call.
Based on hundreds of support forum threads, here are three common mistakes that prove the user did not read the DO 3001 Manual: