Printronix PrintCart User Manual
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Appendix D
Electrolyte
An ionic solution, usually distilled water and sulphuric
acid, that enables the flow of electrons in a battery
from the negative plate to the positive plate.
Fuse
An electrical device designed to melt, break, or open
when electrical current flowing through it exceeds the
specified amount. Its purpose is to protect electrical
circuitry from damage caused by excessive current
flow.
Inverter
An electrical device that converts direct current (DC)
into alternating current (AC).
LED
Light Emitting Diode. Used in the PrintCart display.
Load
A descriptive term used to represent a piece of
equipment or anything that requires or draws
electrical power to operate.
OEM
Original Equipment Manufacturer.
Power
The mathematical product of Voltage x Current.
Expressed in the units of Watts.
State of Charge
A term used to describe the percentage of total
charge that remains in a battery. For example, if the
state of charge in a battery is 70%, it means that 70%
of the total charge capacity is still present in the
battery and roughly 30% has been drained.
Volt
A unit of electrical potential or electromotive force.
The PrintCart electrical system is based on 12-volt
batteries.