Siren fire alarm voice explosion-proof SPIKER-M is designed for continuous round-the-clock operation (broadcast on command pre-recorded speech information about actions aimed at ensuring safety) in fire alarm systems and fire extinguishing when working in conjunction with the reception and control devices.
They are used in hazardous areas of 1 and 2 classes. The siren is triggered by supply voltage or external control signals. The selected speech message or sound signal is broadcast continuously until the power supply is switched off or the control signal is removed. Speech message selection - by switches on the board during installation or by external control signals. Volume control - during installation or when controlling via RS-485 interface. Recording of speech messages - at the manufacturer's company on request. Construction - aluminium alloy, two cable glands, housing on a bracket
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