Siemens SIMATIC S7-1500 Manual page 13

Table 2- 3 Fail-safe CPUs
CPU
CPU 1511F-1 PN Fail-safe CPU for
small to mid-range
applications
CPU 1511TF-1 PN Fail-safe technology
CPU for small to
mid-range applica-
tions
CPU 1513F-1 PN Fail-safe CPU for
mid-range applica-
tions
CPU 1515F-2 PN Fail-safe CPU for
mid-range to large
applications
CPU 1515TF-2 PN Fail-safe technology
CPU for demanding
applications and
communication
tasks
CPU 1516F-3 PN/ Fail-safe CPU for
DP demanding applica-
tions and communi-
cation tasks
CPU 1516TF-3 PN/ Fail-safe technology
DP CPU for demanding
applications and
communication
tasks
CPU 1517F-3 PN/ Fail-safe CPU for
DP demanding applica-
tions and communi-
cation tasks
CPU 1517TF-3 PN/ Fail-safe technology
DP CPU for demanding
applications and
communication
tasks
CPU 1518F-4 PN/ Fail-safe CPU for
DP high-performance
applications,
CPU 1518F-4 PN/
demanding commu-
DP MFP
nication tasks and
very short reaction
times
CPU 1516T-3 PN/DP (6ES7516-3TN00-0AB0)
Manual, 12/2017, A5E40898375-AA
Performance PROFIBUS
segment interfaces
--
--
--
--
--
1
1
1
1
1
2.1 Applications of the S7-1500 CPU
PROFINET PROFINET
IO RT/IRT IO RT
interfaces interface
1 --
1 --
1 --
1 1
1 1
1 1
1 1
1 1
1 1
1 1
Product overview
PROFINET Work
basic memory
functionality
-- 1.225 M
B
-- 1.225 M
B
-- 1.95 MB
-- 3.75 MB
-- 3.75 MB
-- 6.5 MB
-- 6.5 MB
-- 11 MB
-- 11 MB
1 26 MB
Processing
time for bit
operations
60 ns
60 ns
40 ns
30 ns
30 ns
10 ns
10 ns
2 ns
2 ns
1 ns
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