Siemens SIMATIC CP 340 - Page 161

Technical Specifications
A.1 Technical Specifications of the CP 340
PtP coupling and configuration of CP 340
Manual, 04/2011, A5E00369892-03
161
Technical specifications for the 3964(R) procedure
The table below shows the technical specifications for the 3964(R) procedure.
Table A- 5 Technical specifications for the 3964(R) procedure
3964(R) procedure with default values
Max. message frame
length
1024 bytes
Parameter The following can be configured:
 With/without block check character
 Priority: low/high
 Transmission rate: 2400, 4800, 9600, 19200 bps
 Character frame: 10 or 11 bits
 Delete CP receive buffer on startup: Yes/no
3964(R) procedure with parameter assignment
Max. message frame
length
1024 bytes
Parameter The following can be configured:
 With/without block check character
 Priority: low/high
 Transmission rate: 2400, 4800, 9600, 19200 bps
 Character frame: 10 or 11 bits
 Character delay time: 20 ms to 65530 ms in 10 ms matrix
 Acknowledgment delay time: 10 ms to 65530 ms in 10 ms matrix
 Number of connection attempts: 1 to 255
 Number of transmission attempts: 1 to 255
 Delete CP receive buffer on startup: Yes/no