| 摘要 |
PROBLEM TO BE SOLVED: To provide communication equipment for refrigeration system simply reducing erroneous detection of communication data without depending on an installation status. SOLUTION: The communication equipment 30 is constituted by providing: a waveform shaping circuit 50 adjusting duty ratio of a receiving signal SJ2; and a microcomputer 32 which controls the waveform shaping circuit 50 so that the duty ratio of the received signal SJ2 becomes target duty ratio. COPYRIGHT: (C)2007,JPO&INPIT |
