| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an indicator in which replacement of a display board and a scale board is easy and fixing thereof is securely performed. <P>SOLUTION: The indicator is connected to a detection part for outputting an output value according to density of gas to be detected and can display density information according to the output value as a bar graph. The indicator removably includes a display board 34 as a nameplate, and a scale board 35 as a scale of the bar graph, and also includes a fastener 39 capable of fixing the display board 34 and the scale board 35 at the same time. <P>COPYRIGHT: (C)2013,JPO&INPIT |
