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 ...

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 ...

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 analog output ...

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.

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 ...

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 ...

Telemetric has released Over-the-Air firmware updates and MODBUS protocol for its popular Remote Telemetry Module (RTM). Telemetric has released over-the-air firmware updates and MODBUS protocol for ...

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 ...

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 ...