Safety light curtain ESF series

multibeamthrough-beamIP68

Features: 1. ESF protection rating :IP68 2. Self-inspection in whole process, adapt international advancing technology 3.Easy to align with optical axis,strong to fight against optical or electromagnetic interference 4. Quick response 5. High in accuracy and good in performance. 1. Working Principle. The emitter transmits light signal to the receiver and form an protection curtain. The receiver monitors the light transmission of the light curtain and process the through or off status of light signals. It outputs low level via NPN audion or high level via PNP audion. And then it will transmit the signal to machine tool PLC or alarm circuit, realizing the stop or alarm of machine tool.