Quantity | Component name | |
1 | × | Arduino UNO |
1 | × | 8 Channel Relay Board 5V This was purchased off of ebay for around $10. It had relays capable of 10A |
2 | × | 40A 12V Relay Purchased from an automotive store. |
1 | × | Dryer Heater Coils Two sections of Heater coils were cut up to create the half ohm, 1 ohm, 2 ohm and 3 ohm loads. |
1 | × | 10 ohm 25W resistor A scrap 10 ohm resistor that was available |
10 | × | 47 ohm 25W resistor This was overkill for wattage, but was available for use. |
1 | × | 2k ohm Resistor Lower resistor of voltage divider. |
1 | × | 10k ohm Resistor Upper resistor of voltage divider. |
1 | × | DFRobot 50 Amp Current Sensor http://www.robotshop.com/en/dfrobot-50a-current-sensor-ac-dc.html |
1 | × | 50A Ammeter http://www.robotshop.com/en/led-current-meter-50a-red.html |
1 | × | Seeed Protoshield |
1 | × | L7805CV Used for relay board power regulation. Receives power from battery under test |
1 | × | .33 uF cap L7805CV circuit |
1 | × | .1 uF cap L7805CV circuit |
1 | × | 100 uF cap L7805CV circuit |