Sensor signal unstable? Check the basics before replacing the sensor. Vibration, wrong mounting, reflective targets, cable noise, weak 24V supply, or wrong output type can cause false signals and PLC input flicker. Share sensor model + application photo with SmidMart for faster support. https://zurl.co/xR7dG #Sensors #PLC #AutomationTroubleshooting #FactoryAutomation #Smidmart