Pennsylvania Code & Bulletin
COMMONWEALTH OF PENNSYLVANIA

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The Pennsylvania Code website reflects the Pennsylvania Code changes effective through 51 Pa.B. 5522 (August 28, 2021).

25 Pa. Code § 228.64. Filters.

§ 228.64. Filters.

 (a)  A filter which is removable from the system shall be clearly identified. Documentation shall contain a description of the filter which includes a drawing showing dimensions and noting materials of construction.

 (b)  For new equipment which utilizes a system of wedge filters, interchangeable field flattening filters or interchangeable beam scattering filters the following apply:

   (1)  Irradiation may not be possible until a selection of a filter has been made at the control panel.

   (2)  An interlock system shall be provided to prevent irradiation if the filter selected is not in the correct position.

   (3)  An interlock shall be provided to prevent irradiation if a filter selection operation carried out in the treatment room does not agree with the filter selection operation carried out at the control panel.

Source

   The provisions of this §  228.64 adopted October 2, 1998, effective October 3, 1998, 28 Pa.B. 4894.



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