Comparison Of The Software/Hardware Properties - Siemens SIMATIC S7-300 Manual For Migrating

7 Appendix
7.1.2

Comparison of the software/hardware properties

The following tables below give an overview of the properties that are available in
the individual CPU types.
CPU hardware properties
Table 7-3
Property
Display
Display for failsafe CPU shows
- Safety mode enabled/disabled
- Signature
- Time stamp last change
Safety program
- Diagnostics
Memory card with standard file system
PPI interface
MPI interface
DP interface
DP interface with PROFIsafe
1st PN interface with basic functions
1st PN interface with IRT
1st PN interface with PROFIsafe
2nd PN interface with basic functions
3rd PN interface with basic functions
CPU properties
Table 7-4
Property
Process image
Multiple process image
Flexible number assignment for OBs
Flexible number assignment for F-OB
OB1
OB1x
Up to 50 hardware interrupt OBs
up to 20 cyclic interrupts with different priorities
Isochronous OBs
Several cyclic, startup, process OBs
Several F-OBs for better program structuring
Migration S7-300/S7-400 nach S7-1500
Entry ID: 109478811, V1.1, 05/2017
S7-300/S7-400
no
no
no
no
yes
yes
yes
yes
yes
yes
no
no
S7-300/S7-400
yes
yes, S7-400
no
no
yes
yes
up to 40
no
yes
no
no
S7-1500
Yes, for 1511,
1513-1518
yes
yes
no
no
yes
yes
yes
yes
yes
yes
yes
S7-1500
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
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