Node Red To IOT2050

I am trying to communicate with my gateway Iot2050 but unfortunately I cannot achive that in Node Red ......Can Sb help me ?


Modbus RTU or TCP/IP? there are quite a few topics about Modbus and IOT2050 in siemens forum also videos on youtube: IOT2050 Modbus RTU - Part 3 ตั้งค่าการอ่านค่า Modbus RTU - YouTube

Why not make it easy for yourself - use MQTT in both devices.

I have tried the same but unfortunately I get this answear
Error: Client Not Ready To Read At State reconnecting"

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