Web guiding controller

Web guiding controller function:

1. support three operation modes: edge-following, line-following and center-alignment.

2. support photoelectric sensor, ultrasonic transducer and CCD Sensor

3. detect sensor’s parameters intelligently, no need to correct the sensor under most circumstances

4. automatic travel measurement, no need to limit the switch mechanically.

5. no overshot integral variable PI algorithm, high accuracy, fast reaction and less error.