Pictorial design diagrams, or graphic circuit diagrams are essentially the same thing with exactly the exact identical purpose, however they use pictures of elements inside the circuit instead of symbols. Again, here's the exact same exact circuit (virtually except a controller was added and they're utilizing conductors L1 and L3 rather than L1 and L2.
A design diagram refers to a specific type of circuit design that utilizes standard electrical/electronic symbols instead of pictures to show the way the circuit (or part of it) functions. Below is a typical 3-wire motor controller circuit employing a typical momentary stop - start pushbutton channel working with a schematic diagram. (Momentary this means the button/switch you activate will go back to its default position once you let go of this, typically by a spring that forces the button/switch to get this done.)
Consider it in this way; a circuit structure is any kind of diagram which demonstrates how a circuit functions where the principal objective is that the appropriate wiring of components and their connection to each other rather than physical place relative to one another or intending prototypes. Nonetheless, in some applications classifying diagrams can be difficult so accept this as general advice. I've discovered this is especially true when dealing with more complex circuits and electronics. I'm going to work with a simpler but average industrial circuit because these circuit setups are exactly the same, but where you're able to see how each type of diagram indicates the function of the circuit in their own manners.
Here's another schematic diagram showing precisely the same circuit, connections and components and it appears different but they fall into precisely exactly the exact identical category.
Right, less mess? I've got enough info in every one of these diagrams to know exactly what this circuit will do and where to search for issues. Hope that this helps. ( Note: do not confuse circuit or schematic diagrams with wiring diagrams; wiring diagrams will often show images of components like the pictorial, and also the way the whole or part of a circuit has been wired. The difference is that wiring diagrams usually put an emphasis on real physical location of necessary components relative to each other that essentially tell a layman Just What to do concerning the wiring. )
Following is a technical version of a diagram. The major intent of this diagram is to demonstrate the logic (referring to electrical management ) of a circuit board. This diagram is the one that I mainly encounter in my own line of work, and it is very successful for troubleshooting issues or learning the way the circuit functions. Some circuits are so huge that many kinds of schematic diagrams have to be read in increments in book form (generally with coded numbers so info can be easier located ). Again, here's the exact precise circuit because the first two, however, looking at it in ladder shape.