Simplex GSA4098-9714 Smoke Detector SF 28/11 con- temporary design and enhanced

con- temporary design and enhanced optical sensing chamber is engi- neered to sense smoke produced by a wide range of combustion sources in accordance with more stringent code standards

The addressable MS-95 manual pull station with a rugged toggle switch design offers exceptional resistance to accidental alarms caused by vibration and sudden shock

The Simplex 742-342 Power Supply is the replacement Power Supply Board for Simplex 4100U and Simplex 4100ES fire alarm control panels

These units sense smoke in challenging conditions

Models are available with and without common controls

Simplex GSA4098-9714 Smoke Detector SF 28/11 con- temporary design and enhancedTrueAlarm analog sensors provide an analog measurement digitally communicated to the host control panel using Simplex addressable communications. The control unit analyses the data, determines an average value and stores it. Comparing the sensor's present value against its average value and time, determines an alarm or other abnormal condition. Monitoring each sensor's average value provides a continuously shifting reference point. A software