Hello everyone: I have a problem of using UB3. When UB3 all setting is done ,data can be read by Modbus TCP and logic control work. A few days latter, It can't be read by Modbus, but internal logic control still work. Setting program can't link this device , IP pinging has response. Reset power it will work normally but a few day after. The same problem occurs Can somebody do me a support ? Thanks a lot