Cornell DS-110 Duty Station offers immediate Annunciation of any call on the system via tone and red LED on a single status 4000 system. Operation: The DS-110 Duty Station has a manual high or low volume tone switch that is provided for an audible alert to staff. Steady red LED indication with pulsing tone. Mounting: The satin finish stainless steel faceplate with silk-screened designations may be flush mounted on a standard outlet box with single-gang plaster ring, or surface mounted on a Wiremold 5748 or equivalent. Field wiring terminations are pigtailed. Engineering Specifications: The duty station shall be CORNELL Model DS-110. Incoming emergency calls shall be indicated by a (steady) red LED indicator and pulsing tone. The station shall have a manual switch for High-Low volume. The station shall fit on a standard single gang plaster ring or Wiremold 5748 surface box or equal. Minimum depth shall be 1 ¾. Visual indicators shall be LEDs. Incandescent lamps not accepted. Terminations for field wiring shall be pigtailed. Technical Information: Power Requirements: 24VDC Operating Environment: 50-120°F Indoor Non-condensing Physical Faceplate Dimensions: 4 ½ H x 2 ¾ W (1 Gang) Mounting: Single-Gang back box with 1¾ minimum depth Wiring: Terminations are Pigtailed