Product Overview
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S7-400 and M7-400 Programmable Controllers, Installation Manual
C79000-G7076-C424-01
Overview of the M7-400
The SIMATIC S7 programmable controller is extended by the SIMATIC M7
automation computer with its AT-compatible computer functionality. This enables
the SIMATIC user to make use of the open software world, either as an extension
to an S7 programmable controller or as a stand-alone M7 computer system. The
entire SIMATIC S7 range of I/O devices is available to the M7 user.
Features of the M7-400
The M7-400 automation computer is suitable for the following typical tasks:
Process data acquisition
Storage of large volumes of data
Control of local process I/Os
Communication
Closed-loop control, positioning, counting
Operator interface systems.
It offers the following features:
Running of DOS/Windows software available on the market
Free programming (high-level language)
RMOS real-time multitasking operating system
– running of real time-capable software
– event-driven program processing
– multitasking
A standard, short AT card can be plugged in
Multicomputing in the non-segmented rack
Full incorporation in S7-400 systems.
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