| 摘要 |
PROBLEM TO BE SOLVED: To reduce device cost, to the main body of which a controller for expanding function is additionally installed outside a plant, in response to a request from a user. SOLUTION: Other-side connector 29 for a first additionally installed control board 34 is connected to the connector 28 of a device control board fixed to the device body 1, and the board 34 is assembled with a second additionally installed control board 35 via a spacer 38. In addition, the first and second additionally installed boards 34 and 35 are electrically connected to each other through a bundle of signal lines 36, and the second additionally installed board 35 is fixed to the device body 1. |
