{
  "$type": "site.standard.document",
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  "description": "To realize a power saving operation by simple handling, a PLC system includes: power-circuit control units 204, 304, and 504 that supply and stop supplying power to each terminal; input/output circuits 202, 302, and 502 that detect whether the terminals 203, 303, and 503 are in a used state; a…",
  "path": "/patents/987913",
  "publishedAt": "2013-08-07T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "G05B19/05",
    "MITSUBISHI ELECTRIC CORP [JP]"
  ],
  "textContent": "To realize a power saving operation by simple handling, a PLC system includes: power-circuit control units 204, 304, and 504 that supply and stop supplying power to each terminal; input/output circuits 202, 302, and 502 that detect whether the terminals 203, 303, and 503 are in a used state; a switching unit 103 that switches an power mode between a power saving mode and a normal mode; a storage unit 102 that stores therein external-wiring state information 105 that is a detection result by the input/output circuit; and control units (a first control unit 101 and second control units 201, 301, and 501) that, when the power mode is in a normal mode, cause the power-circuit control units to supply power to all the terminals and store the detection results related to all the terminals by the input/output circuits as the external-wiring state information 105 in the storage unit 102 and, when the power mode is in a power saving mode, cause the power-circuit control units to stop supplying power to a terminal being designated as a terminal in an unused state in the external-wiring state information 105.",
  "title": "PROGRAMMABLE CONTROL SYSTEM"
}