| 摘要 |
A Coriolis mass flow meter targeted for measurement of a fluid with a minute flow rate is reduced in weight and size, the flow meter being in which a subframe supporting a vibration exciter and first and second detectors has an outer peripheral wall, a notch and an inner peripheral wall, a circuit board supported by a main frame is positioned in the portion of the notch, the circuit board is housed in a board case penetrating the main frame, and a liquid crystal monitor is mounted in the portion of the circuit board adjacent to supply/discharge portions of a pair of vibration tubes.
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