Bonobo Posted July 8, 2015 Report Share Posted July 8, 2015 Hello Can you give me an advice how to solve the problem.Well,I have PLC Jazz 20 R31 connected to modem(Scada) by RS485(Modbus protocol). Everything works but from time to time the communication between the devices disappears and I have to reset the PLC If I wanna restore the communication. It happens often when some unit(pumps) is switched on. The file with my Modbus config is attached How to solve the problem? Sincerely Wladimir unitronics.U90 Quote Link to comment Share on other sites More sharing options...
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