User Manual

Operation
RFI-9256 Radio Modem User Manual Page 33 of 96
Controller
RFI
-
9256
Master
Main
RFI
-
9256
Slave
Addr=1000
RTU
20
Main
RFI
-
9256
Slave
Addr=1001
RTU
21
Main
RFI
-
9256
Slave
Addr=1002
RTU
22
Main
Figure 9: Range routing relationship between radio address and RTU address
The base RTU address is 20 and the range is 22. The base radio address is 1000 . When the
decoder finds RTU address 21 it subtracts it from the base RTU, leaving a result of 1. This is then
added to the base radio address giving a radio address of 1001 which has RTU 21 attached.
 Range route. This route mode routes any RTU address between a start and end RTU address to a
single radio address.
4.3.5 Mixed Protocol Networks
The RFI-9256 offers dual independent serial ports that can be used for different network configurations. This
allows for any combination of the following network configurations to co-exist in a single radio network.
 Point-to-point configurations.
 Point-to-multipoint broadcast configurations.
 Hayes dial-up configurations.
 SCADA protocol configurations.