All signs, unless otherwise stated in this chapter, may be illuminated by internal or external light sources, provided that such illumination complies with the following:
A. No light source or lamp shall be visible by any pedestrian or from any surrounding property or motor vehicle and shall have a translucent or solid cover if an internal lighting source or solid shield if an external lighting source.
B. Illuminated signs shall not exceed the maximum luminance level of three hundred (300) cd/m² or Nits at least one-half hour before sunset until sunrise, except as follows:
1. Illuminated signs on zoning lots adjacent to, within 100 feet, and visible from a residential lot or use shall not exceed the maximum luminance level of one hundred and fifty (150) cd/m² or Nits at least one-half hour before sunset until sunrise. Additionally, such signs may not be illuminated between 11:00 p.m. and 7:00 a.m. except at the time a business associated with the sign at the same location is in operation during this period.
C. Sign illumination shall not increase the light levels within 30 feet of all points of any sign face by more than 3.0 lux above the ambient lighting level.
D. Electronic message centers shall come equipped with dimming technology that automatically adjusts the display's brightness based on ambient light conditions.
E. No illumination of signs shall flash.
(Ord. 2020-79. Passed 11-17-20.)