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 MB-Gateway is a single port Modbus Gateway module that converts Modbus TCP to Modbus RTU. The gateway module features an automatic read function and is equipped with one RJ45 10/100 Mbps Ethernet ...

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 ...

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.

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 ...

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 ...

RTM-MODBUS will allow customers to communicate and control any RTU, I/O or Intelligent Electronic Device that supports the MODBUS protocol and includes an integrated GSM/GPRS cellular module which ...

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 HCS HART Concentrator System converts a HART digital signal to a serial (RS-485) Modbus RTU communication protocol. This permits up to 16 smart HART-capable transmitters and valves to interface ...