Safety Light Curtain, Pair, Cascadable, Operating voltage 20.4…27.6 VDC, Max. range 12000 mm, Cable length 0.3 m, Rugged housing, Protection class IP67, Diagnosis display for status and error indication, Scan field L: 490 mm, Optical Alignment aid, No blind zone, Range: 0.1…12 m, Resolution: 23 mm, Operating voltage: 24 VDC, Automatic cascade configuration, No restart interlock, Safety light curtain type 4 acc. to IEC 61496-1 and 61496-2, Category 4 Ple acc. to EN ISO 13849-1, SIL 3 acc. to IEC 61508 SIL 3 and CL3 acc. to IEC 62061, Shock and vibration resistant acc. to IEC 61496-1