Direct interfacing with physical COM ports using RS-485 or RS-232 serial interfaces, featuring adjustable baud rates, parity, and stop bits. 2. Supported Function Codes

: It is designed for Windows OS and does not require a complex installation process, making it highly portable. Key Features & Benefits

The start address or the length requested exceeds the boundary of the slave device's memory map. Reduce the polling length to 1 to test.

Choose the register address you want to see. Click the scan button to start reading live data.

The software requested a register number that does not exist on the slave device. Review the device's Modbus map documentation to ensure you are not polling outside its memory boundaries.

. The temperature sensor on the primary inverter was reporting a steady . A broken lead. The Resolution

As the program is portable, the download is typically a ZIP archive containing the executable ( .exe ) file and its related components. Once downloaded, you can extract the archive to a location of your choice and run RilhevaModbusPoll.exe immediately.

Open the software and select your connection type (RTU or TCP/IP).

Single write commands for Coils and Holding Registers.

Rilheva Modbus Poll is more than just a downloader; it is a critical diagnostic bridge. By combining the simplicity of a desktop scanner with the power of cloud integration, it streamlines the workflow for automation professionals, making the digital transformation of industrial assets faster and more secure. within the app?

The software is available for free through the official Rilheva portal. You can find the installer on the Rilheva Software Download page .