I downloaded and installed WinGraf. The data is min -10E30, max is 10E30. How can it be used?
I recommend checking the official website to find out additional information related to this software. I have looked for these values, but there was nothing precise regarding their usage.
Official website: http://www.icpdas.com/root/product/solutions/softplc_based_on_pac/win-graf/win-graf.html