A series proximity and photoelectric sensor is one kind of no-contact switch.It'll ... disconnecting action after object A series proximity and photoelectric sensor is one kind of no-contact switch.It'll ... no-spark, no-mechanical wear, small volume,quick-resonse,high precision.Outline dimension M12*1*60Detectionmode: D denotes diffused reflection ... Sn: 10cm (25cm) 4m(2m) 5m(10m) photoelectric sensor