As most solar panels are 12 volts the solar panel test methods are basically the same.
How to test solar panel amps with multimeter.
On a quick connect plug b coming from the solar panel the covered female part is the positive lead and the exposed male prong is the negative.
A solar cell solar panel to test.
A variable resistance box.
I had a look at dads multimeter and the amps were set out way simpler.
The latter is preferred as it has more added qualities.
Analogue and digital multimeter.
I think i stuffed up explaining the amps setting on this one as some of the megas may have been millis.
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.
There are two types of multimeters.
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.
Simply touch the solar panel leads with the multi meter probes matching their corresponding polarity red to red black to black.
Measuring the volts and amps of your solar panel using a multimeter.
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.
In this test a multimeter will be the best tool to know the volt and amps of your solar panel.
This is an easy way to vary the resistance to known settings while it is fixed in the circuit.
A good quality multimeter an auto range preferably or one that can read current and voltage.