A single UM33A digital indicator from Yokogawa can now receive, process, and sequentially display data from up to eight RS-485 Modbus RTU field sensors. “The original UM33A was a simple indicator ...
Recently, [Edward Schmitz] wrote in to let us know about his Hackaday.io project: SigCore UC: An Open-Source Universal I/O Controller With Relays, Analog I/O, and Modbus for the Raspberry Pi. In the ...
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