Siemens CPU 31 Series Technical Data Manual page 211

Technical data
•
•
•
•
S7 basic communication
•
•
•
S7 communication
•
•
•
•
S5compatible communication
•
Number of connections
•
usable for PG communication
•
•
usable for OP communication
•
•
usable for S7 basic communication
•
•
PROFINET CBA
Reference setting for the CPU communication
load
Number of remote interconnecting partners
Number of master/slave functions
Total of all master/slave connections
Data length of all incoming master/slave
connections, Max.
Data length of all outgoing master/slave
connections, Max.
Number of device-internal and PROFIBUS
interconnections
Data length of the device-internal and PROFIBUS
interconnections, Max.
CPU 31xC and CPU 31x, Technical Data
Manual, 01/2006 Edition, A5E00105475-06
Number of GD packets, sender, Max.
Number of GD packets, receiver, Max.
Size of GD packets, Max.
Size of GD packets, consistent, Max.
supported
User data per job, Max.
User data per job, consistent, Max.
supported
As server
As client
User data per job
Consistent data
–
supported
Total
PG communication, reserved
PG communication, configurable, Max.
OP communication, reserved
OP communication, configurable, Max.
S7 basic communication, reserved
S7 basic communication, configurable, Max.
Technical data of CPU 31x
8
8
22 bytes
22 bytes
Yes
76 bytes
64 bytes (for X_SEND or X_RCV), 64 bytes (for
X_PUT or X_GET as the server)
Yes
Yes
Yes (via integrated PN interface and loadable
FBs, or even via CP and loadable FBs)
Refer to Step 7 Online Help,
SFBs/FBs and SFC/FC of the S7 communication)
Yes (via CP and loadable FCs)
32
31
1
31
31
1
31
30
0
30
20%
32
50
3000
24000 bytes
24000 bytes
1000
8000 bytes
7.8 CPU 319-3 PN/DP
Parameters of
7-45