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Technical specifications
5.1 Technical specifications
Article number
Work memory
•
integrated (for program)
•
integrated (for data)
Load memory
•
Plug-in (SIMATIC Memory Card), max.
Backup
•
maintenance-free
CPU processing times
for bit operations, typ.
for word operations, typ.
for fixed point arithmetic, typ.
for floating point arithmetic, typ.
CPU-blocks
Number of elements (total)
DB
•
Number range
•
Size, max.
FB
•
Number range
•
Size, max.
FC
•
Number range
•
Size, max.
OB
•
Size, max.
•
Number of free cycle OBs
•
Number of time alarm OBs
•
Number of delay alarm OBs
•
Number of cyclic interrupt OBs
•
Number of process alarm OBs
•
Number of startup OBs
•
Number of asynchronous error OBs
•
Number of synchronous error OBs
•
Number of diagnostic alarm OBs
Nesting depth
•
per priority class
34
6ES7518-4JP00-0AB0
9 Mbyte
60 Mbyte
32 Gbyte
Yes
4 ns
6 ns
6 ns
24 ns
20 000; Blocks (OB, FB, FC, DB) and UDTs
1 ... 60 999; subdivided into: number range that
can be used by the user: 1 ... 59 999, and number
range of DBs created via SFC 86: 60 000 ... 60 999
16 Mbyte; For DBs with absolute addressing, the
max. size is 64 KB
0 ... 65 535
1 Mbyte
0 ... 65 535
1 Mbyte
1 Mbyte
100
20
20
20; with minimum OB 3x cycle of 100 µs
50
100
4
2
1
24; Up to 8 possible for F-blocks
CPU 1518HF-4 PN (6ES7518-4JP00-0AB0)
Equipment Manual, 05/2021, A5E49868646-AA
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