To measure voltage be in parallel with the battery. Series would measure current. Parallel measures potential.
You connect the batteries in series Red charger lead to one red battery terminal, then the black battery terminal of that battery to the red battery terminal of the second battery. Then black battery terminal of the second battery to the black lead of the charger.
If you have two 6 volt batteries you can take a jumper wire and connect the negative post on one battery to the positive post on the other battery then connect the remaining pos and neg posts to the 12 volt battery charger.
It depends on what you want to monitor. Most commonly the volt meter is connected in parallel with the battery or the alternator.
You do not charge a 7.2 volt battery with a 9.6 volt charger period unless you want to ruin the battery. You charge it with a 7.2 volt charger.
No, you cannot charge an 8 volt battery with a 6 volt charger. The voltage of the charger must match the voltage of the battery.
Yes, an 18 volt charger can damage a 14 volt battery. This is because the wattage for the battery needs to be equal to the wattage of the charger.
You would need a 24 volt charger. Connect them in parallel and you can charge them both with a 12 volt charger. Or disconnect them and charge each one separately.
Remove any wiring from batteries, connect positive post of one battery to the negative post on the other battery. You now have a 12 volt battery system. Connect your charger to to unused positive and negative posts and they will charge as a 12 volt battery. Need more help contact me through my board and I will try to help
No, a 12 volt charger will overcharge a 8 volt battery and destroy it.
A 12 volt battery charger is designed to charge 12 volt batteries.The answer to the Related Question explains how any battery charger works.
You will need two 6 volt batteries to do this. Attach a jumper wire from the negative post on one battery to the positive post on the other. Connect the remaining pos and neg posts to the battery charger.
Yes, a 12 volt battery will be damaged if charged with a 24 volt charger.