Description
The Signature Series SIGA-PHD Intelligent Multisensor Photo-Heat Detector is an intelligent device that contains a photoelectric smoke sensor and a rate-of-rise heat sensor with a fixed temperature setting. The detector analyzes the data from both sensing devices and determines whether an alarm should be initiated. Can be operated as a single detector using smoke or heat to initiate an alarm or as a split sensor with heat and smoke initiating separate signals.
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