GRL18 P1137 SICK Retroreflective Photoelectric Sensor cylindrical detectable range from 0 03 to 7 2 m cable connection PNP output precise positioning LED light source panel mounting GR18 series
GRL18 P1137 SICK Retroreflective Photoelectric Sensor cylindrical detectable range from 0 03 to 7 2 m cable connection PNP output precise positioning LED light source panel mounting GR18 series