本发明提供一种仪表装置，其中所述电路板的后表面上结露的产生可被抑制。 的计量仪表装置1是显示测量量，其中多个部件2的安装有关的仪表装置1的电路基板3，其覆盖所述电路基板3的背面侧的情况下如图4所示，一个工具装置1 包括，壳体4，第一位于的位置处的预定部2和对置安装在所述多个部件2的电路板3的背面侧设置有一个端部，使空气流的路径F至被设置到壳体4 的第一连通孔5，和第二连通孔8，其位于所述流动路径F的另一端，具有流路F，通过预定部分2安装在电路基板3的背面侧， 据所述第一连通孔5和第二连通孔8之间形成。 .The

An object of the present invention is to provide an instrument device the occurrence of condensation on the back surface of the circuit board can be suppressed.
A meter device 1 is an instrument device 1 for displaying a metered amount, and the circuit board 3 in which a plurality of components 2 are mounted about the meter device 1 includes a case 4 covering the rear side of the circuit board 3, the comprising, case 4, first located at one end of the provided at a position predetermined part 2 and the counter mounted on the back side of the circuit board 3 of the plurality of components 2, flow path F of air to be set into the case 4 a first communication hole 5, and the second communication hole 8 which is located at the other end of the flow path F, having a flow path F is to undergo predetermined components 2 mounted on the back side of the circuit board 3, It is formed between the first communicating hole 5 and the second communication hole 8.
.FIELD 2