Power Line Wiring Diagram. The other switch terminal is connected to the black cable wire running to the hot terminal on the receptacle. They usually come from the factory with a piece of tape covering the load connection points for further identification.
Signs that represent the elements in the circuit as well as lines that represent the links in between them. The back of these outlets are clearly marked line and load. Jan 24 18 0209 PM.
With the first device the line is the wire running from the service panel to the device and the load is the wire running from the first device to the second device downstream on the circuit.
In other jurisdictions only a few conductor colors are so codified. The neutral wire from the circuit is shared by both sets. The black wire is spliced to a black wire in a cable that runs to the switch. Navigate to New Electrical Engineering Basic Electrical Step 3.