| 摘要 |
PROBLEM TO BE SOLVED: To display corresponding relation of a drum and a hook so as to enable easy understanding. SOLUTION: An illustration 201 of a crane, illustrations 202 to 204 of the drums 103a to 103c, an illustration 210 of a suspension cargo, and work information are displayed on a moment limiter screen. The corresponding relation of the hooks 120, 121 and the drums 103a to 103c is set in a controller 50 in advance. When display of a main suspension screen is selected by operation of an arrow mark key 5c, the illustration 202 of the drum (for example, auxiliary winding drum 103b) corresponding to the main hook 120 is displayed by emphasizing it. COPYRIGHT: (C)2005,JPO&NCIPI
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