Siemens Sinamics G120 CU240S DP - Page 7

Table of contents
Frequency inverter
Operating Instructions, 08.10. 2008, t.b.d.
7
5.9 Evaluating the frequency inverter status....................................................................................124
5.9.1 Assigning specific functions to digital outputs............................................................................124
5.9.2 Assigning certain functions to analog outputs ...........................................................................126
5.10 Technological functions .............................................................................................................128
5.10.1 Braking functions of the frequency inverter ...............................................................................128
5.10.1.1 Parameterizing a DC & compound brake ..................................................................................130
5.10.1.2 Dynamic brake ...........................................................................................................................132
5.10.1.3 Parameterizing regenerative braking.........................................................................................133
5.10.1.4 Parameterizing a motor holding brake.......................................................................................134
5.10.2 Automatic restart and flying restart ............................................................................................138
5.10.2.1 Flying restart: switching on the converter when the motor is running........................................138
5.10.2.2 "Automatic restart" function after power failure..........................................................................140
5.10.3 Technology controller.................................................................................................................142
5.10.4 Positioning down ramp - a basic positioning function................................................................144
5.10.5 Logical and arithmetic functions using function blocks..............................................................145
5.10.6 Changing over drive data sets (several motors connected to a frequency inverter) .................146
5.11 Operation in fieldbus systems....................................................................................................149
5.11.1 Communication via USS ............................................................................................................149
5.11.1.1 User data range of the USS message frame.............................................................................152
5.11.1.2 Data structure of the USS parameter channel...........................................................................152
5.11.1.3 Timeouts and other errors..........................................................................................................158
5.11.1.4 USS process data channel (PZD)..............................................................................................159
5.11.2 Communication via PROFIBUS and PROFINET.......................................................................160
5.11.2.1 Connect the frequency inverter to PROFIBUS ..........................................................................160
5.11.2.2 Example: configuring the frequency converter on PROFIBUS..................................................161
5.11.2.3 Integrating a frequency inverter in PROFINET ..........................................................................171
5.11.2.4 Example: configuring the frequency converter on PROFINET..................................................172
5.11.2.5 The PROFIdrive profile ..............................................................................................................175
5.11.2.6 STEP 7 program examples..............................................................................................
..........190
5.12 Safety-related applications.........................................................................................................196
5.12.1 Overview ....................................................................................................................................196
5.12.2 Restoring safety-related parameters to the factory setting........................................................199
5.12.3 Controlling the safety functions via fail-safe inputs....................................................................200
5.12.4 Settings for the "STO" function ..................................................................................................202
5.12.5 Acceptance test and report........................................................................................................206
5.12.5.1 Documentation of the acceptance test ......................................................................................207
5.12.5.2 Function check of the acceptance test ......................................................................................208
5.12.5.3 Filling in the acceptance report..................................................................................................212
6 Servicing and maintenance.................................................................................................................... 213
6.1 Behavior of the frequency inverter when replacing components...............................................213
6.2 Replacing the Control Unit or Power Module.............................................................................215
7 Messages and fault codes ..................................................................................................................... 217
7.1 Indicators (LEDs) .......................................................................................................................217
8 Technical data ....................................................................................................................................... 223
8.1 Technical data of the CU240S...................................................................................................223
8.2 Technical data of the CU240E...................................................................................................224
8.3 Common technical data, PM240 Power Modules......................................................................225
8.4 Technical data, PM240 Power Modules ....................................................................................226