Siemens SIMATIC PCS 7 System Manual page 10

Table of contents
Table 16- 1 Reading the diagnostics data with STEP 7 ................................................................................ 230
Table 16- 2 Event detection of the CPU 41xH as a DP master .................................................................... 232
Table 16- 3 Comparison of the system status lists of PROFINET IO and PROFIBUS DP ........................... 233
Table 16- 4 Communication services of the CPUs ....................................................................................... 239
Table 16- 5 Availability of connection resources ........................................................................................... 240
Table 16- 6 SFBs for S7 Communication ...................................................................................................... 242
Table 16- 7 Job lengths and "local_device_id" parameter ............................................................................ 250
Table 16- 8 For the monitoring times with redundant I/O .............................................................................. 287
Table 16- 9 Cyclic program processing ......................................................................................................... 288
Table 16- 10 Factors influencing cycle time .................................................................................................... 290
Table 16- 11 Portion of the process image transfer time, CPU 410-5H .......................................................... 291
Table 16- 12 Extending the cycle time ............................................................................................................ 291
Table 16- 13 Operating system execution time at the cycle control point ....................................................... 292
Table 16- 14 Extended cycle time due to nested interrupts ............................................................................ 292
Table 16- 15 Direct access of the CPUs to I/O modules in the central controller ........................................... 299
Table 16- 16 Direct access of the CPUs to I/O modules in the expansion unit with local link ........................ 299
Table 16- 17 Direct access of the CPUs to I/O modules in the expansion unit with remote link, setting
100 m ......................................................................................................................................... 300
Table 16- 18 Example of calculating the response time ................................................................................. 301
Table 16- 19 Hardware and interrupt response times; maximum interrupt response time without com-
munication .................................................................................................................................. 304
Table 16- 20 Reproducibility of time-delay and cyclic interrupts of the CPUs ................................................ 307
Table 16- 21 Runtimes of the blocks for redundant I/Os ................................................................................. 308
Table C- 1 Interconnecting digital output modules with/without diodes ....................................................... 323
Figures
Figure 2-1 Overview ...................................................................................................................................... 23
Figure 2-2 Hardware of the S7-400H basic system ...................................................................................... 24
Figure 2-3 Hardware of the S7-400H basic system ...................................................................................... 25
Figure 3-1 Arrangement of the control and display elements on CPU 410-5H ............................................. 33
Figure 4-1 Overview: System structure for system modifications during operation ...................................... 50
Figure 4-2 Processing chain: acquire, process, output ................................................................................. 51
Figure 4-3 Safety-related communication ..................................................................................................... 53
Figure 4-4 Operating objectives of redundant automation systems .............................................................. 55
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CPU 410-5H Process Automation/CPU 410 SMART
System Manual, 09/2014, A5E32631667-AB