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Siemens SIMATIC S5-95F User Manual

Siemens SIMATIC S5-95F
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2 Design, Functions and Operation
2.1 Basic System Design - without External I/Os . . . . . . . . . . . . . . . . 2 - 1
2.2 Basic System Design - with External I/Os . . . . . . . . . . . . . . . . . . . 2 - 2
2.3 Internal Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 - 4
2.3.1 Integral Real-Time Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 - 4
2.3.2 Diagnostic Byte . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 - 4
2.3.3 Communication Byte . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 - 4
2.4 The Programmable Controllers' Principle of Operation . . . . . . . . . . 2 - 5
2.4.1 Functional Units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 - 5
2.4.2 Mode of Operation of the External I/O Bus . . . . . . . . . . . . . . . . . 2 - 8
2.5 Operating Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 - 11
2.5.1 Displays and Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 - 11
2.5.2 Operating Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 - 13
2.5.3 Operating Statuses of the S5-95F Following Power-Up . . . . . . . . . 2 - 17
2.5.4 Performing an Overall Reset on the S5-95F . . . . . . . . . . . . . . . . 2 - 18
2.5.5 Function of the Backup Battery . . . . . . . . . . . . . . . . . . . . . . . . . . 2 - 19
2.5.6 Memory Submodules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 - 20
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EWA 4NEB 812 6210-02

Table of Contents

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Siemens SIMATIC S5-95F Specifications

General IconGeneral
BrandSiemens
ModelSIMATIC S5-95F
CategoryController
LanguageEnglish

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