Which of the following describes energised and de-energised positions for schematic contacts?

• A. Energized position means the device is active; de-energized means inactive.
• B. Energized position means the device is inactive; de-energized means active.
• C. The energised and de-energised states are ignored in schematics.
• D. Energized position means the device is always off.

Answer: (D)