§ 221.28. Technique indicators.

 (a)  The technique factors for radiographic systems shall be indicated before exposure except for units utilizing automatic exposure controls, in which case the maximum mAs shall be indicated.

 (b)  The requirement of subsection (a) may be met by permanent markings on equipment having fixed technique factors. Indication of technique factors shall be visible from the operator’s position except in the case of spot films made by a fluoroscopist.


   The provisions of this §  221.28 issued under sections 301 and 302 of the Radiation Protection Act (35 P. S. § §  7110.301 and 7110.302); and section 1920-A of The Administrative Code of 1929 (71 P. S. §  510-20).


   The provisions of this §  221.27 adopted December 18, 1987, effective December 19, 1987, 17 Pa.B. 5235; amended October 2, 1998, effective October 3, 1998, 28 Pa.B. 4894. Immediately preceding text appears at serial page (123686).

Cross References

   This section cited in 25 Pa. Code §  221.35a (relating to fluoroscopic X-ray systems).

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