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Preface, Contents SIMATIC Fault-Tolerant Programmable Logic Controllers Automation System S7-400H S7-400H Installation Options Fault-tolerant Systems Getting Started Installation of a CPU 41x-H Manual S7-400H in Profibus DP Mode System and Operating Modes of the S7-400H Coupling and Synchronizing Using I/O on the S7-400H Communication Functions Configuring with STEP 7 Failure and Replacement of...
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Trademarks All names identified by ® are registered trademarks of the Siemens AG. The remaining trademarks in this publication may be trademarks whose use by third parties for their own purposes could violate the rights of the owner.
Preface Purpose of the manual This manual represents a useful reference and contains information on operating options, functions and technical data of the S7-400H CPU. For information on installing and wiring those and other modules to install an S7-400H system, refer to the S7-400 Programmable Controllers, Installation manual.
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Preface System component Version required or order number Redundant DP slave IM 153-2: 6ES7 153-2AA02-0XB0, version 7 or higher interfaces IM 153-2 and IM IM 153-2: 6ES7 153-2BA00-0XB0, version 1 or higher 153-2FO IM 153-2FO: 6ES7 153-2AB01-0XB0, version 6 or higher IM 153-2FO: 6ES7 153-2AB02-0XB0, version 1 or higher DP/PA Coupler or Y-Link 6ES7 157-0AA81-0XA0, version 1 or higher, and firmware version 3.1...
Preface Online Help In addition to the manual, detailed support on how to use the software is provided in the integrated Online Help system of the software. The Help system can be accessed using various interfaces: • The Help menu contains several commands: Contents opens the Help index. The Help on H-systems is found under Configuring H-Systems.