Requirements - Siemens SIMATIC S7-400H Manual

Getting Started
3.1

Requirements

The following requirements must be met:
A permitted version of the STEP 7 standard software and the "S7 Fault-Tolerant
System" option pack are correctly installed on your programming device (refer to
Section 8.1).
You must have the modules required for the hardware configuration:
an S7-400H PLC consisting of:
– 1 mounting rack, UR2-H
– 2 power supplies, PS 407 10A
– 2 CPU 417-4 H
– 4 synchronization submodules
– 2 fiber-optic cables
an ET 200M distributed I/O device having an active backplane bus with
– 2 IM 153-2
– 1 digital input module, SM321 DI 16 x DC24V
– 1 digital output module, SM322 DO 16 x DC24V
the necessary accessories such as PROFIBUS shielded cables, etc.
3-2
S7-400H Programmable Controller Fault-Tolerant Systems
A5E00068197-04