https://forge.codesys.com/forge/talk/Engineering/thread/2e0f995e1a/2020-02-27T13:58:05.915000ZRecent posts to Modbus problem2020-02-27T13:58:05.915000Z2020-02-27T13:58:05.915000Zlukbokhttps://forge.codesys.com/u/lukbok/https://forge.codesys.com720da21203fe1dc864f044a12fc52b300b1e475a

<div class="markdown_content"><p>Hello,</p> <p>I have modbus network with 15 DC inverters.<br/> The problem is that from time to time i get error and timeout (byModbusError - 163).<br/> Some time i get it from first drive, and other time from second, forth etc. There is no rule.</p> <p>For each inverter i set:<br/> a. timeout - 5000ms<br/> b. send 2 registers per 400 ms<br/> c. receive 3 registers per 100ms<br/> Baud rate of network 19200,8,1, and 5 ms as delay between frames (in PLC and in DC inverters).</p> <p>In attachment i am sending my settings one of DC inverters</p> <p>Do you have any idea where the problem is?</p> <p>Lukasz</p> <p><img alt="IMG: sc1.png" rel="nofollow" src="https://forum.codesys.com//download/file.php?id=2260"/></p></div>