How To Test A Solar Panel Charge Controller

Check both manuals the battery manual and the controller manual and make sure that the controller is set for the proper battery agm wet cell etc and temperature lead acid batteries are very sensitive to change voltage and battery temperature.

How to test a solar panel charge controller. Set the meter to measure dc amps and make sure that the leads are in the right port to measure dc amps. How to test a solar panel voltage and current duration. Angle the solar panel towards the sun. Disconnect the positive cable that is.

Open circuit voltage can vary depending on your solar panel but the readings we are usually looking for are in the range of 15 to 23v. That being done connect the solar panel to the controller and also the controller to the solar batteries. Simply touch the solar panel leads with the multi meter probes matching their corresponding polarity red to red black to black. Measure the voltage between the ve and ve terminals by connecting the negative contact from the voltmeter to the negative on the panel and the positive contact on the voltmeter to the positive on the panel.

Some exceptions may apply based on panel type. Set the measurements of the multimeter to dc amps. Next set the meter to 10a. Make sure that the alligator clips are in the right port to find the.

To test solar panel amperage output put your solar panel in direct sunlight set your multi meter to the dc amps setting. The next step in the process is to disconnect the positive cable that runs from the battery to the controller. Set the multimeter to 10 amps. It detects when to allow the maximum available charge that the solar panels can produce to be applied to the batteries and it also detects when the battery is fully charged and cuts off the charge supplied by the solar panels.

Solar charge controller what is it and how it works in a solar power system duration.