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2
Technical Description
This chapter describes the design and principle of operation for the S5-1OOU programmable
controller and its accessories.
Programmable Controller Design
2.1
The S5-1OOU belongs to the SIMATIC S5 range of programmable controllers. The
consists of various functional units (modules) that you can combine according to the task you want
to perform.
This module is required if 24 V DC is not available for the CPU.
Central processing unit (CPU)
The CPU scans the control program. In the event of a power failure, a backup battery located in
the battery compartment saves the memory contents (9).
The control program can be stored in a memory submodule
and you can connect a programmer, an operator panel, or a SINEC L1 bus to it.
EWA 4NEB 8126120-02
(PS
930)
Technical Description
S5-1 OOU
The CPU has a serial port (8),
(7).
2-1
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