How does Powerpal collect data from my meter? July 04, 2019 02:49 Updated Powerpal connects to an optical port on the front of your electricity meter. Check out the video at https://www.powerpal.net/install. Related articles How does it work? Does Powerpal work with the old dial meters? Does Powerpal work with solar? Does Powerpal require an electrician for installation? How accurate is Powerpal? Is it more accurate than clamp style monitors?