ISO 7240-23:2013规定了固定装置中视觉报警装置的要求、试验方法和性能标准，该装置用于在火灾探测和报警系统与建筑物内及周围的居住者之间发出火灾视觉报警信号。 ISO 7240-23:2013规定了三种应用环境的视觉报警装置。 它仅适用于脉冲或闪烁视觉报警设备，例如氙气信标或旋转信标。它不适用于提供连续光输出的设备。 ISO 7240-23:2013不包括视觉指示器，例如探测器或控制和指示设备上的视觉指示器。

ISO 7240-23:2013 specifies the requirements, test methods and performance criteria for visual alarm devices in a fixed installation intended to signal a visual warning of a fire between a fire detection and alarm system and occupants in and around buildings. ISO 7240-23:2013 specifies visual alarm devices for three types of application environment. It is only applicable to pulsing or flashing visual alarm devices, for example xenon beacons or rotating beacons. It is not applicable to devices giving continuous light output. ISO 7240-23:2013 is not intended to cover visual indicators, for example, on detectors or on the control and indicating equipment.