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SINAMICSModel S120 -Modular Drive System

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SINAMICS S120 modular motion control drives are designed for high performance drive applications in mechanical and systems engineering. With Siemens high performance drive capabilities, you get a range of coordinated components and functions as a complete motion control drives package. Our motion control drives include high-performance single drives and coordinated drives (multiple-axis applications) with vector or servo functionalities hat allow implementation of customized high performance drive solutions.With SINAMICS S120 motion control drives, you get a high performance drive that is flexible and increases productivity.

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SINAMICS S120 / SINAMICS S120M – More than a drive the modular SINAMICS S120 drive system addresses demanding applications in plant and machinery construction. Single- and multi-axis drives sporting a high dynamic performance with integrated comprehensive functionality and a scalable number of axes can address almost any drive application. SINAMICS S120 facilitates the implementation of flexible and modular machine concepts that can address specific customer requirements.

The answer to complex requirements

Today, machines must be manufactured even more cost-effectively – and should offer end users increasingly higher degrees of productivity. Our SINAMICS S120 drive system addresses both of these goals!

SINAMICS S120 – a brief Summary of its Strengths

  • The servo drive is the perfect basis for modular system and machine concepts
  • Innovative system architecture and digital communication options
  • Broad range of control modes
  • Integrated technology functions
  • Safety functions built into the motion control drives
  • Integrated Know-how prodecttion
  • Efficient engineering and quick commissioning with SIZER drive sizing and STARTER commissioning tools
  • Auto-configuration and auto-tuning of controls
  • Uncomplicated, integrated solutions using Totally Integrated Automation (TIA)
  • Integration of SINAMICS through to automation level
  • Integrated SINAMICS S120 web server
  • Extended range of formats from Blocksize through Booksize and Chassis up to the distributed mechanical design of the S120M, which does not have to be accommodated in a control cabinet

Technical Data

Voltage and power ranges: 0.12 - 5,700 kW 1AC 230 V, 3AC 380 - 480 V and 3 AC 500 - 690 V (50/60 Hz)
Control principle: V/f open-loop control, Vector control with/without Encoder, Servo control with/without encoder

Ratings depend on design and type of the motion control drives

Typical Uses

Whether it is a continuous goods transport line or synchronized and highly dynamic process, the high performance drive products from Siemens deliver every time and in many industrial applications including: packaging machines, printing presses, lifting gear, plastic machines, mill trains and test rigs, textile machines, machine tools, paper machines, handling and assembly systems.

SINAMICS S120 AC/AC-Drives - Description

For single-axis drives, the line infeed and the power supply of the motor are combined in one device – the Power Module. For single-axis applications, the closed-loop drive control is handled by a special Control Unit (e.g. CU310-2) mounted on the Power Module; for multi-axis applications, using a Control Unit (e.g. CU 320-2) coupled via DRIVE-CLiQ. In the latter case, instead of the Control Unit, a CU adapter is mounted on the Power Module.

Control Unit CU310-2 Central control intelligence with interface to the control System:

AC-Drives are each equipped with a CU310-2 Control Unit for coupling to a higher-level control. It offers functions from a basic speed controller up to extensive positioning functions. CU310-2 DP with PROFIBUS DP connection or CU310-2 PN with integrated PROFINET interface are available.

Drive-related inputs/outputs in the Control Unit can be simply logically combined using BICO technology. As a consequence, the highest possible degree of decoupling between the drive and higherlevel control system can be achieved. For AC-Drives, when required, an additional encoder and drive-related I/O can be connected via DRIVE-CLiQ

Control Unit Adapter CUA31/32 for multi-axis applications with SINAMICS S120 AC-Drive

The drive is connected to a multi-axis Control Unit, e.g. CU320-2, using the CU adapter CUA31 via the DRIVE-CLiQ interface. This Control Unit then handles the drive functions for the AC-Drive. In this configuration, SINAMICS S120 AC-Drives can also be used in mixed operation with SINAMICS S120 multi-axis devices. This facilitates maximum flexibility when using SINAMICS S120 devices. In comparison to the CUA31, the CUA32 also has an integrated HTL/TTL encoder interface to connect an external encoder.

SINAMICS S120 AC/AC-Drives - a brief Summary of its Strengths

  • An independent single-motor SINAMICS S120 AC-Drive comprises a Control Unit and Power Module
  • Alternatively, a Power Module can be integrated into a multi-axis lineup via a CU Adapter
  • Optional I/O modules to connect encoders and drive-related I/Os
  • Power Modules are available in the Blocksize and Chassis formats

Technical Data

Voltage and power ranges: 0,12 - 90 kW 1AC 230 V, 3AC 380 - 480 V
Control principle: V/f open-loop control, Vector control with/without Encoder, Servo control with/without encoder

Ratings depend on design and type of the motion control drives

Typical Uses

The single-axis drives are suitable for applications in all sectors, for example travel drives, centrifuges, elevators and extruders as well as for mixers and kneaders. With the integrated technology functions positioning tasks in automatic assembly machines and handling systems can be reliably tackled by SINAMICS S120 AC-Drives

Single-axis SINAMICS S120 AC-Drives are also the ideal solution for multi-axis applications, where the drive axes are located remotely from each other. The same is true for modular machine concepts, which are being increasingly implemented in the packaging and woodworking industry.

The SINAMICS drive system has been expanded to include an integrated web server to facilitate efficient diagnostics and maintenance functions. It is an integral part of the SINAMICS firmware from version V4.6.

SINAMICS Webserver Highlights

  • Shorter machine downtimes as a result of efficient diagnostics and maintenance
  • Languages can be directly selected German, English and Chinese
  • As standard – no additional costs included in the firmware
  • Can be accessed via all LAN or PROFINET interfaces
  • Two users with different authorization levels can be configured, e. g. for operating and service personnel

Applications

The integrated web server is ideally suited for applications in which no special software (STARTER) or version dependencies are desired. Series commissioning is also possible without STARTER.

Local and remote diagnostics and maintenance are possible, taking into account the appropriate security measures (e. g. firewall). An up-to-date Internet browser is sufficient for access.

Function overview SINAMICS Webserver

Any PC with a browser capable of going on the Internet is sufficient to execute functions such as:

  • Download a configuration
  • Firmware updates
  • Status overview of the drive
  • Evaluation of alarms and fault messages
  • Monitoring and adapting parameter settings
  • Archiving machine documentation including notes
  • Setting up user administration for access protection

The SINAMICS drive family has been extended with the know-how protection for an efficient and easy-to-use function for safe protection of your engineering investment.

The programming of the parameters is often based on long-term, usually iteratively found out and accumulated experiences. Therefore, it is important that this valuable information does not fall into the wrong hands.

Equally important is to ensure the integrity of the machine or plant. Through the functions of write and copy protection also manipulations and unauthorized copies are safely prevented beside the reengineering.

All that protects your ideas and engineering expenses, thus ensuring your investments.

Write protection

protecting parameter settings from inadvertent changes by the user

Function

  • Protecting parameter settings from inadvertent changes by the user. The controller still has complete access
  • Write protection applies to all interfaces and the drive unit

Customer benefit

  • The user can only read parameters and cannot inadvertently change the device`s parameter settings
  • The controllers still have complete access to the device. Cyclic and acyclic communication is possible

Know-how protection

protection of the machine manufacturer`s intellectual property and protection from changes to the parameter settings. This provides protection from the reproduction of machines and safeguards your investment.

The parameter settings are hidden and locked. They can still be transferred to any memory card and any CU, i.e. also  copied/duplicated as a "blackbox".

Function

  • Blocking of parameters that end users are not allowed to view or change
  • The machine manufacturer`s know-how
  • Parameters to which the end user should have access must be added to an exception list

Customer benefit

  • Re-engineering of the drive configuration is reliably prevented
  • Machine protection, e.g. torque limits cannot be changed
  • Machine manufacturer`s know-how remains protected
  • Machine manufacturer defines what possible settings are available to the end user

Know-how protection and additional copy protection

The serial numbers of the (target) memory card and CU are also included in the protection algorithm. The parameter settings can therefore only be used on the specified hardware

Function

  • The parameter settings can be linked and locked with the serial number of the memory card and the control unit
  • Reliable electronic transfer of the parameter settings from the machine manufacturer to the end user

Customer benefit

  • The parameterization can be linked directly to the memory card and the control unit
  • If spare parts are required, the machine manufacturer can easily transfer the adjusted data via e-mail
  • This reduces the end user`s machine downtime

Introduction

SINAMICS S120 offers comprehensive Standard and Advanced Technology Functions, which significantly expand the range of applications that SINAMICS drives can address. These functions are not permanently connected with one another which would mean that they would not be able to be modified.  Instead, they can be interrupted at defined intervention points and interconnected/wired again. This makes it possible to implement positioning functions, closed-loop control of process variables as well as logically and arithmetically interlinking signals in the sequence control and the closed-loop control circuits of the drive.

SINAMICS S120 basic positioner (EPos)

The basic positioner (EPos) in SINAMICS S120 is part of the Standard Technology Functions for absolute and relative positioning of linear and rotary axes with motor encoder and machine Encoder.

EPos – integrated positioning functions

With the integrated EPos positioning functions, an additional higher-level control is not required for many positioning applications. Further, this integrated functionality is also extremely flexible: It can be used for servo control with a high dynamic performance – as well as for more basic applications with vector-controlled induction motors.   When commissioning, up to 64 target positions or travel paths as well as the associated travel velocities can be permanently saved in the drive. Positioning can be specified to either be absolute or relative. Further, it is also possible to transfer these parameters from a higher-level PLC as required. It is even possible to change the target positions and velocities on the fly when positioning.

Drive Control Chart (DCC) for SINAMICS S120

Drive Control Chart (DCC) in SINAMICS S120 is part of the Advanced Technology Functions for simple, graphical configuration of control, logic and calculation functions at the drive level.

Optimum adaptation to the drive task

SINAMICS Drive Control Charts provide the option of freely configuring technological functions for the SINAMICS S120 drive system very simply in STARTER. As a consequence, users have a new dimension when it comes to individually adapting the system to address the specific drive tasks of their particular machine. Drive Control Charts (DCC) are control, arithmetic and logic blocks that are available in a drive control block (DCB) that can be used to configure specific functions. Using the DCC Editor, multi-instance-capable blocks can be linked by dragging and dropping to create open-loop and closed-loop control functions. DCC has no restrictions with regard to the number of usable functions; this is only limited by the performance capability of the target platform. Variables of the Drive Control Charts can be published as SINAMICS parameters and coupled into the control structure in any position via SINAMICS BICO technology.

Drive Control Block (DCB) Extension for SINAMICS S120

Drive Control Block (DCB) Extension in SINAMICS S120 is part of the Advanced Technology Functions. DCB Extension is an extension of the block scope, which can be used as additional, autonomous library in the DCC-Editor. The additional libraries can be generated using DCB Studio.

With the DCB Extension, the "GMC" additive block library for motion control is available for SINAMICS S120. This library contains a collection of new motion control blocks for typical tasks, such as positioning, referencing/homing, aligning, catching-up/stopping, cams, engaging/disengaging, gearing and many more Using these blocks, the following positioning and synchronous operation functions can be implemented with SINAMICS DCC in the SINAMICS S120 drive system:

  • Positioning
  • 1:1 synchronous Operation
  • Gearing
  • Gearing and positioning
  • Camming

Further, with DCB Extension there is the possibility of creating user-specific blocks. The blocks are then created in DCB Studio in a high-level language. They are available in SINAMICS DCC as a separate library and can be combined with the DCB standard library blocks.

Open Architecture for SINAMICS S120

Open Architecture (OA) in SINAMICS S120 is part of the Advanced Technology Functions. Using SINAMICS OA, high-performance application-specific solutions can be offered. This technology is used when other solution options associated with Advanced Technology Functions (SINAMICS DCC and DCB Extension) are not suitable. It offers the highest performance and can be flexibly and individually adapted to customer-specific requirements. As a consequence, SINAMICS OA applications are generated in close collaboration with customers of Siemens AG. For example, SINAMICS VIBX oscillation damping for storage and retrieval machines is available as SINAMICS OA solution.

Within the SINAMICS drive family, SINAMICS S120 is the drive system for motion control applications.

It has an extensive safety package that helps to protect personnel as well as machines. This safety package is extremely efficient and cost effective as the safety functions are completely integrated into the drive system. Not only this, your machine can be safely and practically operated under all of the relevant operating conditions. For instance, in the setting-up and test modes with the protective door open. The safety functions comply with the requirements laid down in DIN EN 61508 for use up to and including SIL 2 (Safety Integrity Level), Category 3 and PL d (Performance Level) according to DIN EN ISO 13849. As a consequence, the essential requirements relating to functional safety can be simply and cost-effectively implemented.

Included in the function scope are the following, e.g.:

  • Functions for safe stopping
  • Functions for safely monitoring motion
  • Functions for safely monitoring position
  • Functions for safe brake management

Product features

  • Functions to protect personnel and machines
  • Short response times as it is integrated in the drive system
  • Can be used in all operating modes
  • Replaces external electromechanical devices

Functions

The safety functions are available in all operating modes and can communicate with the process via safety-relevant input/output signals.

Communication via fieldbus (PROFINET or PROFIBUS) with the safety-related PROFIsafe profile is already possible in the standard version.

The safety functions are commissioned using STARTER.

The partially automated acceptance test for all safety-related functions can be performed with support from STARTER.

Customer benefits

  • High degree of safety:
    Safety functions are seamlessly implemented in SIL 2 (EN 61508) and PL d (EN ISO 13849-1)
  • High degree of flexibility:
    Practical safety and operator concepts can be realized
  • High degree of cost effectiveness:
    Hardware and installation costs are reduced
  • Higher degree of availability:
    Electromechanical switching elements that are prone to faults are eliminated