Siemens SIMATIC S7-1500R/H

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 
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Number range 0 ... 65 535
•
Size, max. 1Mbyte
OB 
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Size, max. 1Mbyte
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Number of free cycle OBs 100
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Number of time alarm OBs 20
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Number of delay alarm OBs 20
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Number of cyclic interrupt OBs 20
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Number of process alarm OBs 50
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Number of DPV1 alarm OBs 3
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Number of startup OBs 100
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Number of asynchronous error OBs 4
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Number of synchronous error OBs 2
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Number of diagnostic alarm OBs 1
Nesting depth 
•
per priority class 24
Counters, timers and their retentivity 
36
CPU1517H-3PN (6ES7517-3HP00-0AB0)
Equipment Manual, 11/2022, A5E42011886-AD
Technical specifications