25 Pa. Code § 227a.44
Current through Register Vol. 54, No.43, October 26, 2024
On open-beam radiation-producing device configurations that are designed to accommodate interchangeable components, each beam port on the radiation source housing must be equipped with a shutter that cannot be opened unless a collimator or a component coupling has been connected to the beam port.
25 Pa. Code § 227a.44