摘要 |
<P>PROBLEM TO BE SOLVED: To provide an alarm making an alarm display which can be effectively viewed from a wide range or long distance. <P>SOLUTION: An alarm 1 includes a main body portion 2 which accommodates a sensor portion and projection portions 35a-35c which include high-luminance LEDs provided to the main body portion 2, and project light LT from the high-luminance LEDs on a periphery of the main body part 2 in response to an alarm signal from a CPU. Consequently, the alarm display can be made which can be effectively viewed from a wide range or long distance, so attention can be effectively attracted for alarming. <P>COPYRIGHT: (C)2013,JPO&INPIT |