Safety relay for implementing the basic functions emergency stop / emergency stop / safety door, single-channel operation, supply voltage 24VDC or 24VAC 50/60Hz, 4 enabling current paths (IEC/EN 60204 stop category 0), 1 signaling current path, contact protection according to EN 50274 when operated vertically from the front, finger and back of the hand safe, suitable for PL c, Cat. 1 according to EN ISO 13849-1 / SILCL 1 according to IEC 62061 / SIL 1 according to IEC 61508 / PL e only possible with the help of fault exclusions