Side-by-side reference

Understand the difference.

Compare the meaning, drawing context and source references of two entries. A similar graphic or shared abbreviation does not establish equivalence.

First referenceCompare with

DIG-ISO

Symbols

Capacitive digital isolator

Transfers digital information between separately referenced electrical domains through a capacitive isolation structure.

Drawing use: Schematic
Application: Electronic components
Reference family: Manufacturer

A distinction that matters

A digital isolator transfers logic; it does not by itself provide an isolated power supply.

Full reference

Symbols

PLC digital input

A PLC digital input reads a documented discrete electrical state from field wiring. The schematic identifies input channel, signal common and field supply as required by the chosen module.

Drawing use: Schematic
Application: Control circuits
Reference family: Manufacturer

A distinction that matters

A digital input reads a state; it does not provide the power output used to drive an actuator.

Full reference

Original educational previews. Follow the source references on each full entry for the appropriate standard or selected product.