Overview of Fail-safe Systems
1.3 Fail-safe Systems in SIMATIC S7
Safety Engineering in SIMATIC S7
System Manual, 04/2006, A5E00109529-05
1-9
Table 1-2
Memory Configuration of F-CPUs
F-System
Applicable
F-CPU
Memory configuration (RAM)
IM 151-7 F-CPU
(6ES7 151-7FA01-0AB0)
96 Kbytes (of which 64 Kbytes is for
standard user program)
CPU 315F-2 DP
(6ES7 315-6FF01-0AB0)
192 Kbytes
CPU 315F-2 PN/DP
(6ES7 315-2FH10-0AB0)
192 Kbytes
CPU 317F-2 DP
(6ES7 317-6FF00-0AB0)
512 Kbytes
CPU 317F-2 PN/DP
(6ES7 317-2FJ10-0AB0)
512 Kbytes
CPU 416F-2
(6ES7 416-2FK02-0AB0)
800 Kbytes for p
800 Kbytes for data
S7 Distributed Safety
CPU 416F-2
(6ES7 416-2FK04-0AB0)
1.4 Mbytes for p
1.4 Mbytes for data
CPU 414-4H
(6ES7 414-4HJ00-0AB0)
384 Kbytes for p
384 Kbytes for data
CPU 414-4H
(6ES7 414-4HJ04-0AB0)
700 Kbytes for p
700 Kbytes for data
CPU 417-4H
(6ES7 417-4HL00-0AB0)
(6ES7 417-4HL01-0AB0)
2 Mbytes for program, can be expanded
to 10 2 Mbytes for data, can
be expanded to 10 Mbytes
S7 F/FH Systems
CPU 417-4H
(6ES7 417-4HL04-0AB0)
10 Mbytes for p
10 Mbytes for data
Support for PROFINET IO (as of
S7 Distributed Safety V 5.4
):
The following F-CPUs and F-I/O support PROFINET IO:
•
CPU 315F-2 PN/DP
•
CPU 317F-2 PN/DP
•
CPU 416F-2 (6ES7 416-2FK04-0AB0) as of firmware version V 4.1 with
CP 443-1 Advanced
•
ET 200S fail-safe modules
•
ET 200pro fail-safe modules
•
Fail-safe I/O standard devices
