| 摘要 |
PROBLEM TO BE SOLVED: To provide a ladder program editing device capable of rapidly debugging a ladder program. SOLUTION: This ladder program editing device 2 is provided with a device registering means 21 capable of registering a plurality of optional devices of different kinds whose operating states are to be monitored, and a monitoring means 22 for displaying the registered devices and their operating states as a list. COPYRIGHT: (C)2005,JPO&NCIPI
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