SAFETY RELAY MODULE, PHOENIX CONTACT, REFERENCE NO-PSR-SPP- 24DC/RSM4/4X1, CODE – 2981541, 2-CHANNNEL OVER-SPEED ADN ZERO-SPEEDVSAFETY RELAY, UP TO SIL 3 OR CAT 4, PL E IN ACCORDANCE WITH EN ISO 13849, 4 N/O CONTACTS, SUITABLE FOR CONNECTING INCREMENTAL ENCODERS AND INITIATORS, WIDTH: 45 MM, PLUG IN PUSH-IN TERMINAL BLOCK. FOR HBM/01, HORIZONTAL BORING MACHINE (FLOOR TYPE),PAMA SPA,SPEEDRAM 2000 + TH 40,33C07611,2009.