Siemens 6GK7242-7KX30-0XE0 사용자 설명서

Application and properties 

 

1.4 Performance data 

 

CP 1242-7 

12

 

Operating Instructions, 03/2012, C79000-G8976-C247-03 

Number of simultaneous connections in "Telecontrol" mode 

●  1 reserved connection to the telecontrol server, for example for TeleService 

When connection establishment is active also: 

●  Max. 5 telecontrol connections (TCON_WDC) 
●  Max. 5 UDP connections (send only) 

Number of simultaneous connections in "GPRS direct" mode 

●  Max. 1 connection to an NTP server 
●  Max. 1 TeleService connection 
The number of productive connections depends on the type of connection establishment. 
●  With active connection establishment: 

A total of maximum 4 connections 
–  Max. 4 ISO-ON-TCP connections 

or 

–  Max. 4 UDP connections (send only) 

or 

–  A combination of the connection types listed above 

●  With passive connection establishment: 

Max. 3 ISO-ON-TCP connections 

 

 

Note 
Port 30000 for ISO-ON-TCP 
For ISO-ON-TCP, the CP does not use port number 102 but port 30000. 

User data 

User data per send call with the various connection types: 
●  For telecontrol connections: Max. 2048 bytes 
●  For ISO-ON-TCP connections: Max. 2048 bytes 
●  For UDP connections: Max. 1472 bytes 
●  For SMS: Max. 160 bytes