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CONFIGURATION
Page 78
User manual ref. 9017009-02
3G-GPRS-EDGE router IPL-G12
21.1 Modbus gateway
21.1.1 Modbus server gateway
This gateway allows to
connect serial modbus slaves
to the serial interface of the
IPL-G12.
•
Select the modbus menu and then modbus server and enable the
modbus server gateway and set the parameters as follows :
« ASCII / RTU» protocol :
Select the right option
“Proxy protocol” parameter :
Enable the proxy option if you wish to avoid to frequent requests on the
RS232-RS485 interface.
“Cache refreshment period” parameter :
Select the period at which the gateway will send request to the slaves PLC.
“Timeout waiting for the answer” parameter :
Set up the timeout the gateway has to wait for the answer of the modbus
slave answer.
Local retry :
Set up the number of times the gateway will repeat a request before
declaring a failure.