Simplex 4100-0621 Dual Channel Analog Audio Riser SF 23/12 It also supervises the wiring

It also supervises the wiring to the connected load and reports the status to the panel as NORMAL

or fire supervisory events as they occur

The suggested sound pressure level for each signaling zone used with alarm signals is at least 15 dBA above the average ambient sound level

VES detectors achieve consistent performance over their lifetime via absolute calibration

Simplex 4100-0621 Dual Channel Analog Audio Riser SF 23/12 It also supervises the wiring4100ES Audio Systems provide voice communication, alarm tones, and or digitally prerecorded voice messages to alert occupants of fire or other emergency situations. Evacuation signaling may be automatically generated via alarm initiated event programs or by firefighting personnel using the operator controls. DATA SHEET