Siemens SINUMERIK 840D sl Function Manual page 8

Table of contents
8 Connecting sensors and actuators...........................................................................................................171
8.1 Safety-related input/output signals.......................................................................................171
8.1.1 Overview of the SGEs/SGAs and their structure.................................................................171
8.1.2 Forced checking procedure of SPL signals..........................................................................177
8.1.3 Connecting sensors - actuators using the 3-terminal concept.............................................179
8.1.4 Sensor connection using the 4-terminal concept.................................................................181
8.1.5 Multiple distribution and multiple interlocking.......................................................................183
8.2 Connecting I/O via PROFIsafe.............................................................................................184
8.2.1 Function description.............................................................................................................184
8.2.2 System structure..................................................................................................................186
8.2.3 Configuring and parameterizing the PROFIsafe I/O............................................................187
8.2.4 Parameterizing the F-master (NCK).....................................................................................193
8.2.5 Parameterizing the PROFIsafe communication (NCK)........................................................194
8.2.6 parameterizing the SPL-SGE interface................................................................................196
8.2.7 Parameterizing the SPL-SGA interface................................................................................201
8.2.8 Module type (NCK)...............................................................................................................204
8.2.9 Parameterizing the F-master (PLC).....................................................................................205
8.2.10 Response times...................................................................................................................206
8.2.11 Functionality of the SPL input/output data...........................................................................208
8.2.12 Functional secondary conditions..........................................................................................209
8.2.13 PROFIsafe communication response when system errors occur........................................210
8.3 Modular PROFIsafe I/O interface.........................................................................................211
8.3.1 PROFIsafe input modules....................................................................................................211
8.3.2 PROFIsafe output modules..................................................................................................214
8.4 Safety-related CPU-CPU communication (F_DP communication).......................................215
8.4.1 Configuring and parameterizing the F_DP communication..................................................218
8.4.2 Sender F_SENDDP..............................................................................................................221
8.4.3 Receiver F_RECVDP...........................................................................................................230
8.4.4 Mapping the SIMATIC blocks...............................................................................................241
8.4.5 Parameterizing the PLC.......................................................................................................243
8.4.6 Clock cycle setting of the F_DP communication..................................................................243
8.4.7 Response times of the F_DP communication......................................................................244
8.4.8 Boot behavior of the F_DP communication..........................................................................246
8.4.9 Communication error after the control boots and active SPL processing............................248
8.4.10 Communication error when booting before SPL processing starts......................................251
8.4.11 Acknowledging a communication error with channel_1 reset..............................................252
8.4.12 F_DP communication for a system error..............................................................................252
8.4.13 NCK/PLC data exchange.....................................................................................................254
8.4.14 Effects on the SPL...............................................................................................................254
8.4.15 Functionality of the SPL input/output data...........................................................................255
8.4.16 Supplementary conditions....................................................................................................256
8.5 Safe programmable logic.....................................................................................................256
8.5.1 Fundamentals......................................................................................................................257
8.5.2 Synchronized actions for Safety Integrated.........................................................................261
8.5.3 User configurations..............................................................................................................261
8.5.4 NCK-SPL program...............................................................................................................262
8.5.5 Starting the SPL...................................................................................................................265
8.5.6 Language scope for SAFE.SPF...........................................................................................270
8.5.7 Diagnostics/commissioning..................................................................................................275
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Function Manual, 12/2017, 6FC5397-4BP40-6BA1
Safety Integrated