PLC TO PLC COMMUNICATIONS WITH A MODEM ON THE PLC I/O BUS
At least one exemplary embodiment of the present invention includes a system comprising a first modem integral to a first programmable logic controller, and a second modem integral to a second programmable logic controller, the first modem adapted to communicate with the second modem via a communica...
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Format: | Patent |
Sprache: | eng ; fre ; ger |
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