Dont use this receptacle when no ground wire is available. Wiring dual outlets in a series.

93448b Duplex Light Switch Wiring Diagram Wiring Library
Duplex wiring diagram. A single pole duplex switch contains two single pole switches. This is a standard 15 amp 120 volt wall receptacle outlet wiring diagram. The long slot on the left is the neutral contact and the short slot is the hot contact. Wiring a grounded duplex receptacle outlet. In this diagram two duplex receptacle outlets are installed in the same box and wired separately to the source using pigtails spliced to connect the terminals of each one. Single pole duplex switches.
A wiring diagram is a streamlined standard photographic representation of an electric circuit. Uinfratechcontrolsduplex switch 85 x 11 1 author. A grounded contact at the bottom center is crescent shaped. They can be used for ceiling fans where one switch controls the fan and the other switch controls the light kit. It shows the elements of the circuit as simplified forms as well as the power as well as signal links in between the gadgets. Also shown is the half of the receptacle that is live at all times and the tab that must be cut in order to split the receptacles.
My light switch wiring diagrams may be helpful to you. Depicted here is the wiring diagram for controlling the half of two duplex electrical receptacles by a wall switch without a neutral conductor. Duplex switches can replace a single switch without expanding the switch box. Single pole duplex switch diagrams. Assortment of duplex pump control panel wiring diagram. With each outlet connected by its own pigtail wire if one fails because of physical damage the other wont be affected and should still work.
This is a polarized device.