Siemens SIMATIC S7-1500 Manual page 13

Performance segments of the standard, compact, fail-safe and technology CPUs
The CPUs can be used for smaller and mid-range applications, as well as for the high-end
range of machine and plant automation.
Table 2- 1 Standard CPUs
CPU Performance segment
CPU 1511-1 PN Standard CPU for small to
mid-range applications
CPU 1513-1 PN Standard CPU for mid-
range applications
CPU 1515-2 PN Standard CPU for small to
mid-range applications
CPU 1516-3 Standard CPU for high-end
PN/DP applications and communi-
cation tasks
CPU 1517-3 Standard CPU for high-end
PN/DP applications and communi-
cation tasks
CPU 1518-4 Standard CPU for high-
PN/DP performance applications,
demanding communication
CPU 1518-4
tasks and very short reac-
PN/DP MFP
tion times
CPU 1518-4 PN/DP MFP (6ES7518-4AX00-1AB0)
Manual, 12/2017, A5E40882737-AA
PROFIBUS PROFINET
interfaces IO RT/IRT
interfaces
-- 1
-- 1
-- 1
1 1
1 1
1 1
2.1 Applications of the S7-1500 CPUs
PROFINET Basic
IO RT PROFINET
interface functionality
-- --
-- --
1 --
1 --
1 --
1 1
Product overview
Work memory Pro-
cessing
time for bit
operations
1.15 MB 60 ns
1.8 MB 40 ns
3.5 MB 30 ns
6 MB 10 ns
10 MB 2 ns
24 MB 1 ns
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