Introduction
1.2 Product description of D4xx
In general, a SIMOTION D axis assembly consists of the following elements:
• SIMOTION D (control unit) (1)
This unit contains the programmable runtime system of SIMOTION and the drive software
of SINAMICS S120. As a general principle, SIMOTION D is capable of controlling multiple
axes/drives.
• SINAMICS infeed (line module) (2)
This module generates a DC link from the supply system.
• SINAMICS power units (motor modules) (3)
These modules are used to control motors.
• DRIVE-CLiQ components (4)
In SINAMICS S120/SIMOTION D, the individual components of the drive system
communicate with each other via DRIVE-CLiQ. In addition to power components, you can
link encoder systems and special DRIVE-CLiQ I/O devices via DRIVE-CLiQ.
1.2 Product description of D4xx
Design of SIMOTION D4xx
SIMOTION D is the drive-based variant of the SIMOTION Motion Control System based on
the new SINAMICS S120 family of drives. With SIMOTION D, the SIMOTION motion control
functionalities and the SINAMICS drive software run on a SINAMICS closed-loop control
hardware device.
As with SINAMICS S120, SIMOTION D subscribes to the Totally Integrated Automation
(TIA) concept, thus providing a comprehensive set of automation blocks.
1.3 Software components
SIMOTION runtime system and SINAMICS closed-loop drive control
The basic functionality of SIMOTION D is furnished with a Compact Flash card and includes
the following:
SIMOTION runtime system including the following functions:
• User-programmable runtime system (IEC 61131)
• Various runtime levels
• Logic and arithmetic functionality
• Communication functions
Motion control functions are available in the form of optional technology packages.
D4xx
1-2 Manual, 12.2004, 6AU1900-1AJ32-0BA0
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