MAINTENANCE CONTROL SYSTEM

摘要

PROBLEM TO BE SOLVED: To provide a maintenance control system favorable as a machine-room-less elevator free to make wireless connection with a portable maintenance terminal device by setting a PHS adapter.

SOLUTION: This maintenance control system is furnished with an information monitor center 3 connected to it through a public circuit to monitor a maintained apparatus, the PHS adapter 5 set in the neighborhood of the maintained apparatus to connect the information monitor center and a maintained apparatus control board 1 and a maintained apparatus monitor device 2 to each other and the portable maintenance terminal device 11 free to make transceiver-mode-connection with the PHS adapter by using a PHS card.

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