1 - Download winrar and install,
2 – Download opcom,
3 – Right click on downloaded opcom and extract files to desired destination I use c:/
4 – Now plug in opcom unit,
5 – Open Device Manager you find this by right clicking computer in the start menu
then properties then top left corner for device manager (for win xp its under
6 – find opcom usb v2 right click on it then update driver,
7 – Now click browse computer then browse again and locate the extracted opcom
folder from earlier and highlight the folder drivers 32 & 64bit click ok/next,
8 – It should now install the drivers it may find a serial driver with no drivers this is
9- Run opcom from extracted folder click settings test interface it should come up
with test ended successfully.
You are now up and running.
With some antivirus you will need to add the extracted opcom folder to exclusions and re-extract as it can find a false positive which is 100% safe.