Fire alarm module
AssigneeComputionics Limited
InventorsAndrew Foster, Anthony Roberts
Life of this patent
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Abstract
A fire alarm system comprises one or more fire alarm addressable modules (3), which interface with a fire alarm loop (1) along which data and power may be transmitted, and a voice alarm system comprising one or more amplifiers (6) connected to respective speakers (7) for transmitting voice alarm messages. The or each fire alarm module comprises a message store (22), means for interfacing with an amplifier (6) of the voice alarm system, means for interfacing with the fire alarm loop (1) and means for interpreting signals from the loop (1) and for selecting an appropriate message for transmission from the message store (22).
Claims16
A fire alarm addressable module, comprising;
- means for interfacing with an amplifier forming part of a voice alarm system;
- means for interfacing with a fire alarm loop along which data and power may be transmitted;
- a message store for storing one or more alarm messages;
- and
- means for interpreting signals received from the loop and for selecting an appropriate message for transmission from the message store.
A fire alarm system comprising a fire alarm loop along which data and power may be transmitted, a voice alarm system comprising one or more amplifiers, each amplifier being connected to one or more speakers for transmitting voice alarm messages, and one or more fire alarm addressable modules, the one or more fire alarm addressable modules including means for interfacing with an amplifier forming part of a voice alarm system;
- means for interfacing with a fire alarm loop along which data and power may be transmitted;
- a message store for storing one or more alarm messages;
- and means for interpreting signals received from the loop and for selecting an appropriate message for transmission from the message store.
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Dependencies are inferred from the claim text.