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The Siemens (Cerberus Pyrotronics) MXL was a panel made by Cerberus Pyrotronics, and later Siemens. It was and still is a fairly common panel among large and small installations. This Panel is modular and comes in three different models.
MXL Models
MXL The MXL was used in large installations where a speaker system was not needed, but was too large to have an MXL-IQ.
MXL-V The MXL-V is the Voice Evacuation variant of the MXL, and can be used in both small and large installations, although it is more common in larger installs.
MXL-IQ The MXL-IQ is the small system variant of the MXL, and it is used in small installations, E.G. Schools
Notable Applications
- (Old) World Trade Center Complex
- King of Prussia Mall
- Disney World Hotels/Buildings
- Asante Medical Center, Grants Pass, OR
Features of the MXL
The MXL is famous for it's FirePrint technology, which uses both Heat and Smoke to quickly detect real fires, while making false alarms less common. It was and is still used with the FireFinder XLS, Desiego, and Cerberus Pro Modular.
The MXL runs an Addressable Protocol known as "FirePrint", introduced with the MXL in 1992.
The MXL is capable of being in a network of up to 64 nodes, with 292 Points per node, allowing up to a maximum of 18,688 points on a single network.
History of the MXL
The MXL was unveiled in 1990 at an event in Puerto Rico, but would not be available to consumers until 1992.
The MXL was updated in 1993 to have a black cabinet, instead of a beige one.
The MXL-V was updated in 1997 to allow for easily installable digital voice evacuation cards, instead of tapes.
The MXL was updated in the 2000s to have a variant with a large "XL" display.
Annunciators
The supported annunciators for the MXL are as follows.
RCC-1: The RCC-1 is the most common annunciator for the MXL, and it looks almost identical to the main CPU of the panel.
RCC-2: The RCC-2 has the same features of the MXL, however it features an updated design.
RCC-3: The RCC-3 is the XL display variant of the RCC-1.