Siemens Simatic S7-300 Technical Data Manual page 136

Technical data of CPU 31xC
6.5 CPU 314C-2 PtP and CPU 314C-2 DP
Technical data
DP slave
Number of connections
Services
PG/OP communication
•
Routing
•
Global data communication
•
S7 basic communication
•
S7 communication
•
Direct data exchange
•
Transmission rates
•
Intermediate memory
•
Automatic baud rate search
•
Address areas
•
DPV1
•
GSD file
Point-to-point communication
Transmission rates
•
Cable length
•
User program can control the
•
interface
The interface can trigger a break or
•
an interrupt in the user program
Protocol driver
•
Programming
Programming language
Available instructions
Nesting levels
System functions (SFCs)
System function blocks (SFBs)
User program security
Integrated I/O
Default addresses of the integrated
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Digital inputs
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Digital outputs
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Analog inputs
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Analog outputs
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6-26
CPU 314C-2 PtP
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38.4 kbps half duplex
19.2 kbps full duplex
Max. 1200 m
Yes
Yes (message with break ID)
3964 (R); ASCII and RK512
CPU 314C-2 PtP
LAD/FBD/STL
see the Instruction List
8
see the Instruction List
see the Instruction List
Yes
CPU 314C-2 PtP
124.0 to 126.7
124.0 to 125.7
752 to 761
752 to 755
CPU 314C-2 DP
12
Yes
Yes (only if interface is active)
No
No
No
Yes
Up to 12 Mbps
244 bytes I / 244 bytes O
Yes (only if interface is passive)
Max. 32, with max. 32 bytes each
No
The latest GSD file is available at:
http://www.ad.siemens.de/support
in the Product Support area
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CPU 314C-2 DP
CPU 314C-2 DP
CPU 31xC and CPU 31x, Technical data
Manual, Edition 08/2004, A5E00105475-05