SIMPLEX 8742-346 CPU Board

SIMPLEX 8742-346 CPU BoardThe Simplex 8742 346, also known as the 742 346, is a 4009A CPU Board designed for use in Simplex 4009 9201 Notification Appliance Circuit (NAC) Panels. This CPU board serves as the central processing unit for the NAC panel, managing the control and distribution of power to notification appliances such as horns, strobes, and speakers within a fire alarm system. DATA SHEET

Technology: Photoelectric sensor with microprocessor for advanced diagnostics and programming

and FM pending

Edwards low frequency sounder bases can operate as independent local alarms

The annunciator is covered by semi-transparent labels and an eye-pleasing cover plate

Audio components use standard EST3 cabinets and power supplies

The 105XBRM Series has three different configurations for mounting that include the 105BX junction box

enhancing safety and compliance

Wattage and candela settings are viewable even after installation through an innovative sealed viewport display

This panel communicates with the built-in

The remaining two circuits can be configured as either IDCs or as notification appliance circuits (NACs) for connecting polarized 24 Vdc notification appliances such as horns or strobes

Eluxa LED Surface Back Box

Detector Gas Sensor Remote Hydrogen Sulfide (H2S)