Simplex 4100-1272 Expansion Phone Controller4100ES 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.

day/night thresholds

the sensor’s thermistor accurately and quickly measures the local temperature for analysis at the fire alarm control panel

or alarm ortrouble (steady on)

24 VDC xenon strobe

Strobe intensity selectable as: 15

02 or higher

It serves as the housing’s interface board

use with remote or locally mounted 4098-9860 relay

and security systems

Use to cover 1-1/2” deep surface mounted boxes

Simplex 2098-9806 Alarm Indicator Key Switch

10% to 90% RH