A digitizing data recorder with averaging capability and capable of detecting and recording transient deviations of one-tenth of a second or less in duration is used to record the following:
A recording interval as high as ten seconds may be used provided that transient deviations of voltage or current of one-tenth second or less in duration of voltage or current are recorded to the maximum ability of the instrument.
S.D. Admin. R. 20:10:39:35
General Authority: SDCL 49-47-2.
Law Implemented: SDCL 49-47-2, 49-47-3.