You want to choose a voltage range capable of displaying the maximum possible voltage of the panel in open circuit this means that if you have a panel rated for 20 volts you should set the multi meter.
How to test solar panel damage.
This is because if one part of a solar panel is damaged the energy output loss is considerable and almost as if you lost the entire panel.
Solar panels today have become the best alternative as a source of energy.
You have to do a demonstration and show that your solar panel project is ready to operate.
You will want to ensure that you place the positive to positive and negative to negative when attaching your multimeter to the connection on the back of your solar panel.
You can reduce the loss of energy output by reducing the size of the solar panels.
To test a 18v solar panel voltage output directly put your solar panel in direct sunlight set your multi meter to the dc volts setting.
As most solar panels are 12 volts the solar panel test methods are basically the same.
Testing the 12 volt solar panel.
You use it to power any form of an electronic device.
How to test a 12 volt solar panel vs other voltages.
You want to make sure that all the wires are secure and firmly in place.
It is crucial to test solar panels before you achieve the commercial operation date cod.
Dangling wires will be more susceptible to wind damage and pesky animals.