Fire-alarm control panel having power frequency carrier
First Claim
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1. A fire-alarm control panel having power frequency carrier, comprising:
- a main signal control panel comprising a signal T/R (transferring/receiving) unit and a transforming unit, said transforming unit comprising a signal I/O (input/output) module, a single-chip control module, a power carrier module and a power I/O module, said signal I/O module connecting to said signal T/R unit;
at least one detecting unit, said detecting unit connecting to said signal T/R unit to transfer detected signals to said signal T/R unit;
at least one warning unit, said warning unit connecting to said signal T/R unit, said warning unit showing signals received from said signal T/R unit;
an indoor power unit connecting to said power I/O module; and
an emergency power unit connecting to said power I/O module.
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Abstract
A fire-alarm control panel uses a transforming unit together with indoor power line for a fire alarm; and a signal for the fire alarm is transferred to another fire-alarm control panel in another place.
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Citations
10 Claims
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1. A fire-alarm control panel having power frequency carrier, comprising:
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a main signal control panel comprising a signal T/R (transferring/receiving) unit and a transforming unit, said transforming unit comprising a signal I/O (input/output) module, a single-chip control module, a power carrier module and a power I/O module, said signal I/O module connecting to said signal T/R unit;
at least one detecting unit, said detecting unit connecting to said signal T/R unit to transfer detected signals to said signal T/R unit;
at least one warning unit, said warning unit connecting to said signal T/R unit, said warning unit showing signals received from said signal T/R unit;
an indoor power unit connecting to said power I/O module; and
an emergency power unit connecting to said power I/O module. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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Specification