Pictorial schematic diagrams, or pictorial circuit diagrams are basically the exact identical thing with exactly the identical function, but they use pictures of elements inside the circuit rather than symbols. Again, here's the identical precise circuit (virtually except a control transformer was added and they are utilizing conductors L1 and L3 rather than L1 and L2.
Following is a version of a design diagram. The most important intent of this diagram is to show the logic (speaking to electric management ) of a circuit board. This really is the one that I mostly encounter in my line of work, and it is extremely effective for troubleshooting problems or learning how a circuit works. Some frequencies are so huge that most types of schematic diagrams need to be read in increments from novel form (typically with coded numbers so that information can be simpler located ). Again, here's the exact identical specific circuit as the first 2, however, looking at it in ladder shape.
Here's another schematic diagram showing precisely the identical circuit, components and connections and it looks different but they fall into precisely exactly the identical category.
Consider it in this way; a circuit diagram is any sort of diagram that illustrates how a circuit operates where the most important purpose is the proper wiring of elements and their relationship to each other rather than physical place relative to each other or planning prototypes. Nevertheless, in some uses classifying diagrams can be hard so accept this as overall advice. I've found this is particularly true when working with much more complex circuits and electronic equipment. I'm likely to use a more straightforward but average industrial circuit since these circuit setups are exactly the same, but where you can observe how each kind of diagram indicates the purpose of the circuit in their own manners.
A schematic diagram refers to a particular type of circuit structure that uses standard electrical/electronic symbols rather than images to show the way the circuit (or part of it) works. Below is a typical 3-wire motor control circuit utilizing a typical momentary stop - start pushbutton channel employing a schematic diagram. (Momentary here means that the button/switch you activate will go back to its default place once you let go of this, typically by a spring that compels the button/switch to do this.)
Right, Less mess? I've got enough info in each of these diagrams to know just what this circuit does and also where to search for problems. Hope that this helps. ( Note: do not confuse circuit or schematic diagrams together with wiring diagrams; wiring diagrams will usually show pictures of elements like the pictorial, and the way the whole or portion of a circuit will be wired. The distinction is that wiring diagrams generally put an emphasis on actual physical place of necessary elements relative to each other that basically tell a layman Just What to do about the wiring. )