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 ...
Wixom, Mich. – Featuring a high-speed Modbus-RTU network interface, the BusWorks 900MB Series analog and discrete I/O modules from Acromag provide four independent channels for signal conditioning and ...
Pricing starts at $69 and the unit has stackable I/O modules and free programming software. It features eight inputs and six outputs, available in four combinations of built-in I/O types. For ...
The gateway module features an automatic read function and is equipped with one RJ45 10/100 Mbps Ethernet port and one RS-422/485 2 or 4-wire serial port. It supports up to 12Modbus TCP Client (master ...
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