| 摘要 |
PROBLEM TO BE SOLVED: To provide a monitor device capable of simply inputting the number of times of loading for a truck by a hydraulic shovel without depending on paper and a pencil, storing the number of the times of the loading and being easily shown on a display. SOLUTION: A count button switch 6 inputting the number of times of loading for a dump truck to the interface 4 of a controller 1, a recording button switch 7 recording the integrated value of the number of the times of the loading, a reset button switch 8 clearing the integrated value and a correction button switch 9 correcting the number of the times of the loading and the integrated value are connected to show the number of the times of the loading on a display 10.
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