You can define up to eight (8) transmission areas for compound unsolicited messages.
To define a transmission area, add the following to the global parameter file:
Where <n> is a number from 1 to 8 and <address> is the starting address of the transmission area in the PLC.
defines a transmission area starting at %R500.
Note that the size of the transmission area depends on the number of packets and the size of each packet.