MENOMONEE FALLS, Wis. — Three-phase monitor relays that protect equipment from voltage faults and communicate voltage parameters via Modbus TCP have been introduced by Macromatic Industrial Controls, ...
Welcome to my quick review of an inexpensive 2-channel 5V relay module controlled via RS485 bus utilizing Modbus RTU protocol. As claimed by some online sellers, this easy-to-get Modbus RTU 2-Channel ...
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