Technical specifications
CPU 1517H-3 PN (6ES7517-3HP00-0AB0)
36
Equipment Manual, 11/2019, A5E42011886-AB
Article number
6ES7517-3HP00-0AB0
Work memory
•
integrated (for program)
2 Mbyte
•
integrated (for data)
8 Mbyte
Load memory
•
Plug-in (SIMATIC Memory Card), max.
32 Gbyte
Backup
•
maintenance-free
Yes
CPU processing times
for bit operations, typ.
4 ns
for word operations, typ.
6 ns
for fixed point arithmetic, typ.
6 ns
for floating point arithmetic, typ.
24 ns
CPU-blocks
Number of elements (total)
12 000; Blocks (OB, FB, FC, DB) and UDTs
DB
•
Number range
Number range: 1 to 59 999
•
Size, max.
8 Mbyte; For non-optimized block accesses, the
max. size of the DB is 64 KB
FB
•
Number range
0 ... 65 535
•
Size, max.
1 Mbyte
FC
•
Number range
0 ... 65 535
•
Size, max.
1 Mbyte
OB
•
Size, max.
1 Mbyte
•
Number of free cycle OBs
100
•
Number of time alarm OBs
20
•
Number of delay alarm OBs
20
•
Number of cyclic interrupt OBs
20
•
Number of process alarm OBs
50
•
Number of startup OBs
100
•
Number of asynchronous error OBs
4
•
Number of synchronous error OBs
2
•
Number of diagnostic alarm OBs
1
Nesting depth
•
per priority class
24