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Fire Alarm System

TX7211

Addressable Sounder Circuit Module

➤EN54-18 Compliance ➤Built-in MCU processor and digital addressing ➤Intelligent self-diagnosis of open circuit ➤Enhanced capacity of interference resistance by using multilevel wave filtering process

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TX7211 Addressable Sounder Circuit Module unit is an addressable interface module, which will integrate conventional detectors or conventional manual call points to addressable system. When any of the connected devices alarms are active, the unit can send the alarm message to fire alarm controller, which generates alarm signal and displays its address. The unit can match with the conventional optical smoke detector, conventional rate of rise and fixed temperature detector and conventional manual call point etc. It has the function of checking short or open circuit of the output connection, by the End of Line Resistor (EOLR). The fault massage includes open circuit, short
circuit or any removal of the detectors.

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