Overview of the safety options

In the device, the STO safety sub-function is always available and can be extended with the following 3 safety options:

  • MOVISAFE® CSB51A safety option
  • The MOVISAFE® CSB51A safety option provides the STO and SS1-t safety sub-functions. The functions can be controlled via safe communication.
  • MOVISAFE® CSL51A/CSS51A safety option
  • The MOVISAFE® CSL51A/CSS51A safety option provides the STO and SS1-t safety sub-functions. The functions can be controlled via safe communication and safe digital inputs.

The PROFIsafe and Safety over EtherCAT® profiles are available for safe communication.

The described safety technology of the device (STO safety sub-function and MOVISAFE® CS..A safety options) has been developed and tested according to the following safety requirements:

  • SIL 3 according to EN 61800-5-2, EN 61508
  • PL e according to EN ISO 13849‑1

This was certified by TÜV Rheinland. A copy of the TÜV certificate can be requested from SEW-EURODRIVE.