The composition of the systemrnrnThe photoelectric strip automatic center position control system is mainly composed of sensors, amplifiers, PLC controllers, hydraulic control and other parts.rnrnrnrnSystem composition block diagramrnrn rnrnThe main technical parametersrnrn1. Detection width: 300-2800mmrnrn2. Detection light source: 220VAC. (100VAC) 30W. High frequency white light works continuouslyrnrn3. Photodetector: precision die-casting components, time constant 20msrnrn4. Maximum working voltage: <50VDCrnrn5. Distance from receiver to emitter: 300-1000mmrnrn6. Operating temperature: 0℃-60℃rnrn7. Resolution: <0.5mmrnrn8. Linearity: <±1%F.S (after linearization)rnrn9. Repeatability error: △R<1%, F.Srnrn10. Servo-valve working signal: ±10Vrnrn11. Rated pressure (oil pressure): 4.5Mparnrn12. Rated flow: 30L/minrnrn13. Symmetry: <10%rnrn