We have previously written about various industrial Raspberry Pi systems and gateways that come with RS-485 built in, but we ...

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 ...

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 ...

A diagram of Modbus system architecture, in which the DO-1 monitoring device integrates field-level RS485 devices into the Ethernet-based monitoring system. Learn how affordable and straightforward ...

Yokogawa has developed a multi-protocol wireless adaptor that enables wired field instruments or analytical sensors to be used as ISA100 Wireless devices., and will release models in May and July that ...

VxI Power has developed a bridge device that allows power supplies with Modbus RTU communications capability to be controlled and monitored over the internet or any other WAN or LAN. As well as acting ...

RS485 is a communication standard that should be part of the advanced hardware hacker’s arsenal; it’s not commonly encountered, but powerful exactly when you need it. It’s a physical layer interface ...

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 ...