SAFETY LIGHT CURTAIN: TYPE 4, SIL3, SILCL3, PL E, CAT. 4. CROSS SECTION: 50 X 55 MM. HARDWARE CONFIGURATION: NO PROGRAMMING NECESSARY, ALLOWS CONFIGURATION OF MUTING LOGICS AND FUNCTIONAL PARAMETERS. SOFTWARE CONFIGURATION: ALLOWS CONFIGURATION OF MUTING LOGICS, FUNCTIONAL PARAMENTS AND ADDITIONAL FUNCTIONS (I.E. FILTERS, DELAYS AND PARTIAL MUTING). CONNECTION AND CONFIGURATION THROUGH M12 CONNECTORS. 3 PRE-CONFIGURED MUTING LOGICS: EXIT-ONLY (PARALLEL OR CROSSED BEAMS), ENTRY-EXIT (PARALLEL BEAMS), ENTRY-EXIT (CROSSED BEAMS) . UNSHIELDED CABLES UP TO 100 M CAN BE USED TO CONNECT THE SAFETY LIGHT CURTAIN. WHAT'S IN THE BOX: EMITTER, RECEIVER AND STANDARD FASTENING BRACKETS