Siemens PM-E F pm DC24V PROFIsafe - Page 55

General Technical Specifications
6.3 Electromagnetic Compatibility
ET 200S Distributed I/O System - Fail-Safe Modules
Installation and Operating Manual, 08/2008, A5E00103686-07
55
For further information about surge protection for standard modules, see the ET 200S
Distributed I/O System
operating instructions.
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Figure 6-1 External Protective Circuit (Surge Filter) for ET 200S with Fail-Safe Modules