Characteristic Curve Of The Inputs; Fig. 5 Characteristic Curve Of The Inputs - Beckhoff EL1904 Operating Instructions Manual

Product description
The EL1904 EtherCAT Terminal can be used for safety-related applications within the meaning of
IEC 61508:2010 up to SIL3 and EN ISO 13849-1:2015 up to PL e (Cat4).
For the calculation or estimation of the MTTF value from the PFH value, further information can be found in
d D
the TwinSAFE Application Guide or in ISO 13849-1:2015 Table K.1.
4.5

Characteristic curve of the inputs

The characteristic curve of the inputs is similar to type 3 according to EN 61131-2.
Fig. 5: Characteristic curve of the inputs
24 Version: 3.0.0 EL1904