Fault-Tolerant S7 Fh System - Getting Started; Fault-Tolerant S7 Fh System, Setting Up The Hardware - Siemens SIMATIC S7 F Manual

Getting Started
2.3

Fault-Tolerant S7 FH System - Getting Started

2.3.1

Fault-Tolerant S7 FH System, Setting Up the Hardware

The following figure shows you an example of a hardware configuration.
Redundant DP
master systems
For this example, you need the following hardware components:
•
A programmable logic controller consisting of:
- 1 mounting rack (UR2-H)
- 2 power supplies (PS 407 10A)
- 2 CPU 417-4H
- 4 synchronization modules
- 2 fiber-optic cables
•
An ET 200M distributed I/O device with an active backplane bus consisting of:
- 1 power supply (PS307 5A)
- 2 IM 153-2 Bus Interface Modules
- 1 Safety Protector Module
- 1 fail-safe digital input module (SM 326F DI 24xDC24V)
- 1 fail-safe digital output module (SM 326F DO10xDC24V/2A)
•
Other accessories
PROFIBUS cables and connectors
-
Fail-Safe Systems
A5E00085588-03
S7 FH programmable controller
Profibus DP Cable
Single-channel, switched
ET 200M Distributed I/O
Fail-safe
signal modules
Safety Protector
Module
2-13