scope:

This publication contains the necessary requirements and test procedures to evaluate the audio quality of the loud speakers and microphones that may be provided in nurse control stations, patient stations, and pillow speakers of a UL listed nurse call system. 

Purpose

This standard is intended to be used to evaluate the audio quality of a UL-listed nurse call system in an open-air installed system environment. It can also be used by manufacturers to establish pre-installation conformity with the requirements set forth herein.