Siemens SIMATIC S7-1500 Manual page 15

Product overview
2.2 Area of application of the SIMATIC S7-1500 CPUs
CPU Performance segment
CPU 1518F- Fail-safe CPU for high-
4 PN/DP performance applica-
tions, demanding com-
munication tasks and
very short reaction
times
CPU 1518F- Fail-safe CPU for high-
4 PN/DP MFP performance applica-
tions, demanding com-
munication tasks, very
short reaction times and
C/C++ blocks for the
user program
CPU 1518TF- Technology CPU for
4 PN/DP high-performance mo-
tion control applications
with large quantities,
demanding communi-
cation tasks and very
short reaction times
* 50 MB of the integrated work memory is reserved for the function library of CPU runtime
Table 2- 5 Technology CPUs
CPU Performance segment
CPU 1511T-1 PN Technology CPU for
small to mid-range
applications
CPU 1515T-2 PN Technology CPU for
mid-range to large ap-
plications
CPU 1516T-3 PN Technology CPU for
/DP high-end applications
and communication
tasks
CPU 1517T- Technology CPU for
3 PN/DP complex applications
and communication
tasks
14
PROFIBUS PROFINET
interfaces IO RT/IRT
interfaces
1 1
1 1
1 1
PROFIBUS PROFINET
interfaces IO RT/IRT
interfaces
-- 1
-- 1
1 1
1 1
PROFINET Basic
IO RT PROFINET
interface functional-
ity
1 1
1 1
1 1
PROFINET Basic
IO RT PROFINET
interface functional-
ity
-- --
1 --
1 --
1 --
CPU 1511-1 PN (6ES7511-1AK02-0AB0)
Equipment Manual, 05/2021, A5E40869673-AB
Work Pro-
memory cessing
time for
bit oper-
ations
26 MB 1 ns
76* MB 1 ns
69 MB 1 ns
Work Pro-
memory cessing
time for
bit oper-
ations
1.225 MB 60 ns
3.75 MB 30 ns
6.5 MB 10 ns
11 MB 2 ns