Siemens SINAMICS S120 Function Manual page 13

4.2.11 Safely Limited Acceleration (SLA) ........................................................................................ 135
4.2.12 Safe Brake Test (SBT) .......................................................................................................... 138
4.2.12.1 Communication via SIC/SCC ................................................................................................ 147
4.2.12.2 Function diagrams and parameters ...................................................................................... 149
4.2.13 Safe Acceleration Monitor (SAM) ......................................................................................... 150
4.2.14 Safe Brake Ramp (SBR) ....................................................................................................... 152
4.2.15 Safe actual value acquisition ................................................................................................ 155
4.2.15.1 Notes regarding safe actual value sensing using an encoder system ................................. 155
4.2.15.2 Notes regarding setting parameters for safe actual value sensing without encoder ............ 165
4.2.16 Safe gearbox stage switchover ............................................................................................. 168
4.2.17 Forced checking procedure (test stop) ................................................................................. 172
4.3 Safety Integrated Advanced Functions ................................................................................. 178
4.3.1 Note regarding PFH values .................................................................................................. 178
4.3.2 License for Extended Functions or Advanced Functions ..................................................... 178
4.3.3 Safely-Limited Position (SLP) ............................................................................................... 178
4.3.3.1 Retraction .............................................................................................................................. 182
4.3.3.2 Function diagrams and parameters ...................................................................................... 184
4.3.4 Transferring safe position values (SP) .................................................................................. 185
4.3.4.1 Transferring safe position values .......................................................................................... 185
4.3.4.2 Synchronous transfer of safe position values ....................................................................... 188
4.3.4.3 Function diagrams and parameters ...................................................................................... 189
4.3.5 Safe referencing .................................................................................................................... 190
4.3.6 Safe Cam (SCA) ................................................................................................................... 192
4.3.7 Forced checking procedure (test stop) ................................................................................. 195
5 Control of the safety functions ............................................................................................................. 201
5.1 Control possibilities ............................................................................................................... 201
5.2 Control signals by way of terminals on the Control Unit and Motor / Power Module ........... 202
5.2.1 Simultaneity and tolerance time of the two monitoring channels ......................................... 206
5.2.2 Bit pattern test ....................................................................................................................... 208
5.2.3 STO via terminals of the Power Modules Blocksize (CU310-2) ........................................... 209
5.3 Activation via PROFIsafe ...................................................................................................... 211
5.3.1 Assigning Safety Integrated Functions to PROFIsafe .......................................................... 211
5.3.2 Enabling of the control via PROFIsafe .................................................................................. 212
5.3.3 Selecting a PROFIsafe telegram .......................................................................................... 213
5.3.4 Telegram format .................................................................................................................... 215
5.3.5 Process data ......................................................................................................................... 217
5.3.5.1 S_STW1 and S_ZSW1 (Basic Functions)............................................................................. 217
5.3.5.2 S_STW2 and S_ZSW2 (Basic Functions)............................................................................. 219
5.3.5.3 S_STW1 and S_ZSW1 (Extended/Advanced Functions) ..................................................... 221
5.3.5.4 S_STW2 and S_ZSW2 (Extended/Advanced Functions) ..................................................... 223
5.3.5.5 Additional process data......................................................................................................... 226
5.3.6 Function diagrams and parameters ...................................................................................... 229
5.4 Control via TM54F ................................................................................................................ 230
5.4.1 Assigning Safety Integrated Functions to the F-DI/TM54F ................................................... 231
5.4.2 Fault acknowledgment .......................................................................................................... 231
5.4.3 Overview of the F-DIs ........................................................................................................... 232
5.4.4 Overview of the F-DOs ......................................................................................................... 235
5.5 Communication failure via PROFIsafe or with TM54F ......................................................... 238
5.5.1 STOP B as response to communication failure with PROFIsafe control .............................. 238
Safety Integrated
Function Manual, 12/2018, 6SL3097-5AR00-0BP1
Table of Contents
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