The model of the new city hall is 'to scale'. [=the model shows exactly how the parts will relate to each other when it is built]
She 'scaled the heights of' the publishing industry. [=she rose to a very high position in the publishing industry]
Their equipment isn't suitable for 'large-scale' production. [=it cannot be used to make things in large amounts]
(..) – Does a fella arise? – Yes Django. As a matter of fact, he does. A fella named Siegfried. – Does Siegfried save her? – Quite spectacularly so. He scales the mountain, because he's not afraid of it. He slays the dragon, because he's not afraid of him. And he walks through hellfire… (..)2012 Django Unchained