Siemens CPU 31 Series Technical Data Manual page 212

Technical data of CPU 31x
7.8 CPU 319-3 PN/DP
Technical data
Data length per connection, Max.
Remote interconnections with acyclical
transmission
•
•
•
•
•
•
Remote interconnections with cyclic transmission
•
•
•
•
•
•
HMI variables via PROFINET (acyclic)
•
•
•
•
PROFIBUS proxy functionality
•
•
•
interfaces
1st interface
Type of interface
Physics
electrically isolated
Interface power supply
(15 to 30 VDC)
Functionality
•
•
•
•
7-46
Scan rate: Scan interval, min.
Number of incoming interconnections
Number of outgoing interconnections
Data length of all incoming interconnections,
Max.
Data length of all outgoing interconnections,
Max.
Data length per connection, (acyclic
interconnections), Max.
Transmission frequency: Minimium
transmission interval
Number of incoming interconnections
Number of outgoing interconnections
Data length of all incoming interconnections,
Max.
Data length of all outgoing interconnections
Data length per connection, (acyclic
interconnections), Max.
Update HMI variables
Number of stations that can be logged on for
HMI variables (PN OPC/iMap)
Number of HMI variables
Data length of all HMI variables, Max.
supported
Number of coupled PROFIBUS devices
Data length per connection, Max.
MPI
DP master
DP slave
Point-to-point connection
1400 bytes
200 ms
100
100
3200 bytes
3200 bytes
1400 bytes
10 ms
300
300
4800 bytes
4800 bytes
250 bytes
500 ms
2xPN OPC / 1x iMap
600
9600 bytes
Yes
32
240 bytes (slave dependent)
Integrated RS485 interface
RS 485
Yes
Max. 150 mA
Yes
Yes
Yes
No
CPU 31xC and CPU 31x, Technical Data
Manual, 01/2006 Edition, A5E00105475-06