Modbus Energy Meter Arduino

Hello all im trying to read holding register data values of energy meter through arduino mega using rs485 to ttl converter from past 1 month but i havent suceeded.

Modbus energy meter arduino.

Reading energy meter data through modbus using arduino. You don t have to care about the register address if you don t get any response. Please help me out in this regard. Dds238 1 zn modbus energy meters from arduino esp8266 avr e nina dds238 energy meter.

In this video i give a quick overview of the eastron sdm120 energy meter show the main features setting up the device on modbus for slave id and baud an. And i have an problem with communication of this module with power meter inepro pro 1mod over modbus protocol i want for example read an l1 voltage value which i know from the manual page 24 25 that this value is stored in read holding register with adrress 5002 i should communicate with these paramaters. In that case the energy meter did not respond at all. I have an arduino uno with rs485 module.

Check the modbus id of the meter. In order to measure the electrical energy consumption we chose to use the finder energy meter since it is designed for din rail use and fits perfectly in the main cabinet of our house. I have made this connection. Reading sdm72 sdm120 sdm220 sdm230 sdm630 modbus energy meters from arduino esp8266 esp32 avr reaper7 sdm energy meter.

Anything in this list is not ok in your setup. Read voltage from eastron sdm230 modbus smart energy meter with modbus protocol. 3 speed 2400.