No drive-thru facility, window service, or service to patrons in a motor vehicle shall be permitted in connection with any business. The limitations of this section, however, shall not be construed so as to prohibit the installation of a banking institution's ATM machine, provided that such ATM machine shall only be accessible to pedestrians, and, further, that the installation of an ATM machine meets all of the other applicable requirements of this article, including the limitation on hours of operation stipulated above.