Wis. Admin. Code § PSC 113.0908 – Methods of testing electronic (solid state) meters.

(1) Each measurement circuit of an electronic meter shall be tested in accordance with the requirements of s. PSC 113.0905. Internally calculated quantities, such as in a multifunctional meter, are not normally subject to test.
(2) Electronic meters designed to operate over an extended voltage range may be tested at a single test voltage point to determine meter accuracy.

History: Cr. Register, July, 2000, No. 535, eff. 8-1-00.