Letter De

Digital
Used to describe circuits that use on or off (binary) signals. Also
used to describe equipment that includes these circuits.

DIN Rail
A mounting bracket manufactured to German Institute for
Standardization (DIN) standards. Typically used to mount
devices such as small PLCs, motor starters, control relays,
power supplies, and other components that are DIN rail
compatible.

Diode
A component with two terminals (anode and cathode) that
passes current primarily in one direction. Often used as part of
a rectifier circuit.

Direct Current (DC) Current with a constant direction.

Disconnect Switch
A switch designed to disconnect electrical power from a circuit.