Application and properties
CP 1242-7 V2
12
Operating Instructions, 05/2014, C79000-G8976-C311-00
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
A total of maximum 4 connections
Of which:
Max. 1 connection to an NTP server
Max. 1 TeleService connection
Max. 4 productive connections
–
With active connection establishment:
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. 4 ISO-on-TCP connections
Please note, the maximum number of productive connections (4) will be reduced by the
following connections:
–
Connection to an NTP server
–
TeleService connection when using a TeleService gateway
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