| 摘要 |
First mounting ring (340) and second mounting ring (360) are fixed to wireless device case (200) using fastening screws (347, 367). First mounting ring (340) and second mounting ring (360) are fitted to measurement display section (104) from above, and co-mounting bolt (301) is passed through rings (340, 360) to fasten the rings together. This configuration allows a wireless device to be disposed independent of a meter, and the wireless device can be easily mounted to the meter.
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