The Pertronic Sounder Base (PSB-T3) is an addressable plug-in detector base with built-in audible alarm sounder. The PSB-T3 generates an audible signal when the detector is in alarm, or when directly activated by a bell or WARN SYSTEM circuit.
The PSB-T3 generates an ISO 8201 T3 evacuation signal. It can also be used to generate an alert signal.
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