Here is a variant of a diagram. The principal intention of this diagram will be to show the logic (speaking to electrical control) of a circuit. This really is the one that I mostly encounter in my line of work, and it is extremely effective for troubleshooting problems or learning the way the circuit functions. Some frequencies are so enormous that many types of schematic diagrams have to be recorded in increments in novel form (generally with coded numbers so that info can be simpler located ). Again, here is the identical precise circuit because the first two weeks, however looking at it in ladder form.
Consider it in this way; a circuit diagram is any kind of diagram which illustrates the way the circuit functions where the most important goal is the proper wiring of components and their relationship to each other instead of physical place relative to each other or planning prototypes. Nonetheless, in some uses classifying diagrams can be challenging so take this as general advice. I have found this is particularly true when dealing with more complicated circuits and electronic equipment. I'm going to work with a simpler but average industrial circuit since these circuit setups are exactly the same, but where you can see how each type of diagram indicates the purpose of the circuit in their own manners.
Less clutter? I have enough information in each of these diagrams to know exactly what this circuit does and also where to search for issues. Hope that this helps. ( Note: don't confuse lecture or circuit diagrams with wiring diagrams; wiring diagrams will usually demonstrate pictures of components such as the pictorial, and the way the whole or part of a circuit is wired. The difference is that wiring diagrams typically put an emphasis on actual physical place of necessary components relative to each other that essentially tell a layman Just What to do about the wiring. )
A design diagram refers to a particular sort of circuit design which utilizes standard electrical/electronic symbols instead of pictures to demonstrate the way the circuit (or part of it) functions. Below is a normal 3-wire motor controller circuit utilizing a typical short stop halt - start pushbutton channel using a schematic diagram. (Momentary this means the button/switch you trigger will return to its default position once you physically let go of it, typically by a spring which compels the button/switch to do this.)
Pictorial schematic diagrams, or pictorial circuit diagrams are essentially the exact identical thing with the exact identical purpose, but they use images of components inside the circuit instead of symbols. Again, here's the exact specific circuit (almost except a controller was inserted and they're utilizing conductors L1 and L3 instead of L1 and L2.
Here is another schematic diagram demonstrating the same circuit, connections and components and it looks different but they fall into the identical category.