A New Alternative to Fiber Sensors M4 Design for Thru-Beam M6 Design for Diffuse Reflective Single-Point Tightening Bright 2-Color Indicator NPN or PNP Types Available 12 to 24 VDC Conforms to IP67 (IEC) Slit Plates Available for Minute Detection Response Time — 0.5 ms or Less Thru-Beam Distance — 500 mm Diffuse Reflective Distance — 50 mm Product Specifications Cable Length 2 m Connection Type Cable IP Rating IP67 Light Source LED Maximum Operating Temperature 55 °C Measurement Range 500 mm Minimum Operating Temperature -25 °C Operation Light-ON Output PNP Open Collector Response Time 0.5 ms Sensing Mode Emitter ; Receive Series Fitting Series Supply Voltage 12-24 VDC Type Through Beam Sensors