The combination of electricity and the sun make temperature measurement a must. Infrared cameras are perfect when inspecting PV modules, electrical panels and breaker panels to detect hotspots. They're. Solar plant electrical measurement requires a tool that can measure both AC and DC voltage. A digital multimeter is the right tool for quick voltage detection as well as installation and tr. A reliable clamp meter can be used for verifying the presence of AC/DC load current. Clamp meters can also measure voltage and continuity. It should be able to measure 1,000. Insulation testers have a wide range of tests they can perform, including simple spot checks, timed tests and breakdown tests. They can also help identify power quality failures. F. One of the key components that needs to be checked on a solar + storage system is the battery. A battery analyzer can perform troubleshooting and performance testing on stationary batteri.