Digital State of Charge Meter - Choose Voltage

A state of charge meter is used on electric vehicles to determine how much charge is left on the batteries while also accurately measuring the battery voltage. The state of charge indicator provides a horizontal LED status readout that allows the driver to know the charge status of the vehicle's batteries.

For lead-acid batteries only. Available for 48V, 60V, and 72V

Size: Approximately 1.875" x 1" x 1.5"
Weight: 1.0 oz.

Installation

Pin 1 = Battery +
Connects to the vehicle’s main positive (+) terminal.
Use as short a wire as practical.

Pin 2 = Battery –
Connects to the vehicle’s main negative (–) terminal.
Use as short a wire as practical.

Note: Pins 1 & 2 are connected across the total battery pack.

Pin 3 = Output Signal + or No Option
Output Signal option: 5 VDC ±0.5 VDC (90 μA current source) above Empty, 0-0.1 VDC at Empty 1 VDC maximum (90 μA sink)
No Option: Pin 3 is left open.

Pin 4 = Keyswitch
Connects to Battery + through the switched terminal of the keyswitch.