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 ...

With integrated digital input and RS-485 in the same module, it provides a flexible combination of I/O to acquire digital signal and data from Modbus/RTU slave devices. The RS-485 port can also ...

AIS Releases a 12.1” User Interface Terminal Supporting RS-485 Data Acquisitions Modules Utilizing the ... via RS485 supporting the Modbus protocols. RS-485 connection ports allow ...

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 ...

Promising to make controlling an analog output via a serial port a snap, the D3000M series Modbus-compatible smart digital-to-analog modules combine a 12-bit DAC with programmable ...

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 ...

With RS-485 connection ports being phased out, Carsten M. Steenberg, VP of product management at Rainwise, explores whether Modbus TCP will emerge as the communication standard for C&I solar ...

Profibus-DP joins DeviceNet, CANopen, and ModBus/RS-485 as the fourth communication option for the SMVector drive. According to company officials, the pop-in modules can be factory installed or ...

Molex, LLC has introduced two new seamlessly integrated Modbus modules for Rockwell Automation CompactLogix controllers. The two Universal Modbus modules connect CompactLogix controllers to any ...