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 ...

MB-GATEWAY, a single-port Modbus Gateway module, converts Modbus TCP to Modbus RTU. MB-GATEWAY, a single-port Modbus Gateway module, converts Modbus TCP to Modbus RTU.

The Modbus Gateway MR-GW from Metz Connect is a cost-effective communication option of Modbus TCP clients with one or more Modbus RTU slaves, and features intuitive and software-independent TCP ...

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 analog output ...

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 ...

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 ...

I have 10 different modbus rtu devices I want to query. Each is 'home run' via conduit to a central location. I have cat 5 going to each device, with a db9 serial coupling on each end. How should I ...

Open Systems International, Inc. has released its OSIRIS XM (OSI Remote Information System Expansion Module) Open Systems International, Inc. has released the OSIRIS XM (OSI Remote Information System ...