Intended Use - Beckhoff TwinSAFE EL6910 Operation Manual

3.2

Intended use

Caution - Risk of injury!
TwinSAFE components may only be used for the purposes described below!
The TwinSAFE terminals expand the application range of Beckhoff Bus Terminal system with functions that
enable them to be used for machine safety applications. The TwinSAFE terminals are designed for machine
safety functions and directly associated industrial automation tasks. They are therefore only approved for
applications with a defined fail-safe state. This safe state is the wattless state. Fail-safety according to the
relevant standards is required.
The EL6910 TwinSAFE Logic terminal is suitable for operation at the
• Beckhoff Bus Couplers, EK1xxx series
• Beckhoff CXxxxx series Embedded PCs with E-bus connection
System limits
The TÜV SÜD certificate applies to the EL6910, the function blocks available in it, the documentation and
the engineering tool. Approved engineering tools are TwinCAT 3.1, TwinSAFE Loader and CODESYS
Safety for EtherCAT Safety Module. Any deviations from these procedures or tools, particularly externally
generated xml files for TwinSAFE import or externally generated automatic project creation procedures, are
not covered by the certificate.
Power supply from SELV/PELV power supply unit!
The TwinSAFE components must be supplied with 24 V
put voltage limit U of 36 V
max
Follow the machinery directive!
The TwinSAFE components may only be used in machines as defined in the machinery directive.
Ensure traceability!
The buyer has to ensure the traceability of the device via the serial number.
EL6910
WARNING
WARNING
WARNING
. Failure to observe this can result in a loss of safety.
DC
CAUTION
CAUTION
Version: 1.8.0
by an SELV/PELV power supply unit with an out-
DC
Product description
13