Wiring Of Inputs Of The F-Switch Profisafe Electronic Module - Siemens SIMATIC Operating Instructions Manual

Fail-Safe Electronic Modules
8.3 F -Switch PROFIsafe Digital Electronic Module
8.3.5

Wiring of Inputs of the F-Switch PROFIsafe Electronic Module

Note
The information about wiring options and specific parameters in
following section is applicable to the F-Switch PROFIsafe.
Use Case Selection
The following figure provides information to help you select the use case that corresponds to
your fail-safe requirements. The following sections provide instructions on wiring the F-
module and identify the parameters you must assign in
See case
Not intended
Figure 8-22
The achievable safety class is dependent on the quality of the sensor and the magnitude of
the proof-test interval in accordance with IEC 61508.
114
Required
safety class?
SIL3/Category 3
Use cases 1 to 3
1 2
See cases
1 2.1
2.2
2.3
Use Case Selection
WARNING
STEP 7
SIL3/Category 4
3
See cases
3.1
3.2
ET 200pro Distributed I/O System - Fail-Safe Modules
Operating Instructions, 05/2007, A5E00394073-02
STEP 7
(use cases) in the
for each use case.