How To Measure Amps On Car Battery. This has to be the coolest battery tester out there. This is where we can see the parasitic draw on the battery.
With your multi-meter measure the voltage across the batterys two terminals. If youre not sure which one to use select the higher A or 10A setting to be sure you dont overload the meter. Hi i have a 12v dc battery and i wanted to measure the amps.
The battery negative lead is disconnected from the battery the end with the bolt slid onto the post and the original lead-clamp connected to the other end.
Configure the meter to measure the current at the high-amperage 10A setting. Connect the meter across the battery switch between the negative post and ground. A battery isolator is made for this task. Make sure you do not put the red cord into the mA input port on the.
