R 333.5378 Scope.

Rule 378. R 333.5379 to R 333.5381 apply to installations consisting of more than 1 x-ray source in the same room, or of sources located in separate rooms. These installations may include 2 or more complete x-ray units (single tube units), or a combination of 2 or more x-ray tube heads operable from a single control panel (multiple tube units).