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 ...

IRVINE, Calif.--(BUSINESS WIRE)--American Industrial Systems, Inc. (AIS) is an ISO 9001:2008 certified supplier and manufacturer of 12.1” PC-based user interface terminal, 4 channel isolated digital ...

The ILX34-MBS232 and ILX34-MBS485 modules are for applications that need RS-232, RS-422 or RS-485 Modbus Serial connectivity, including SCADA and field device interface projects. The modules are ...

The module can be used without a gateway to provide information. With integrated digital input and RS-485 in the same module, it provides a flexible combination of I/O to acquire digital signal and ...

Modbus TCP connections pose many benefits over RTU RS-485 alternatives. Image: PV Tech. In the last couple of years, the market has seen a few commercial and industrial (C&I) inverter models and ...

Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I document my learning in order to be able to inspire other people to make ...