Laser through-beam sensor OBE20M-R101-SEP-IO-0,3M-V3-L OBE20M-R101-SEP-IO-0,3M-V3-L Compact design with flexible mounting options DuraBeam Laser Sensors - resistant and functional like an LED IO-link interface for service and process data Different frequencies to prevent mutual interference (cross-talk immunity) Wide operating temperature range -40°C … 60°C High protection degree IP69K