Siemens Simatic S7-1500 Function Manual page 30

Update times of the process image partitions
The following table contains the times for estimating the typical update times of the process
image partitions.
Table 3- 1 Data for estimating the typical update time of the process image partitions
Components
1511(F)-1 PN
1511T(F)-1 PN
1511C-1 PN
1512C-1 PN
1513(F)-1 PN
Basic load for 35 μs
updating process
image partitions
Copy time for 9 μs/word
central I/O
Copy time for 0.5 μs/word
distributed I/O via
PROFIBUS
Copy time for 0.5 μs/word
distributed I/O via
PROFINET
Components
1513R-1 PN
Basic load for 35 μs
updating process
image partitions
Copy time for 0.5 μs/word
distributed I/O via
PROFINET
* Additional information about cycle and response times of R/H CPUs is available in the section "Cycle and response times
of the S7-1500R/H redundant system"
Cycle and response times
Function Manual, 10/2018, A5E03461504-AD
Update times of the CPUs
S7-1500
1515(F)-2 PN
1515T(F)-2 PN
1516(F)-3 PN/DP
1516T(F)-3 PN/DP
30 μs
8 μs/word
0.5 μs/word
0.5 μs/word
Update time of the CPU in RUN-Solo system state
S7-1500R/H*
1515R-2 PN
30 μs
0.5 μs/word
Cyclic program execution
1517(F)-3 PN/DP
1517T(F)-3 PN/DP
7 μs
5 μs/word
0.4 μs/word
0.4 μs/word
1517H-3 PN
7 μs
0.4 μs/word
3.2 Cycle time
1518(F)-4 PN/DP
1518(F)-4 PN/DP MFP
5 μs
4 μs/word
0.3 μs/word
0.3 μs/word
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