What is an industrial IoT gateway? In an Industrial Internet of Things (IIoT) environment, smart edge devices—from load breakers and meter concentrators to sensors, CCTV cameras, traffic monitoring units, remote PLC controllers, and other automation-enabled devices—are connected to operational networks…
Qué es la pasarela MQTT, conocimientos básicos sobre la pasarela MQTT
The Internet of Things is developing rapidly. This has led to the introduction of various smart devices that make connecting to remote locations easy. One of the latest technological advancements in IoT is the MQTT gateway, which acts as an…
The difference between PLC gateway, industrial router and switch
There are many IoT data transmission devices on the market that can connect industrial equipment and networks to PLCs. Connect the controller to the Internet, set up associated networks, gain remote access or exchange data. Typical terms are used such…
Application scenarios of edge gateways
In principle, edge computing technology is used to collect, filter, process and analyze data “in situ” at or near the edge of the network. This is a powerful way to use data that cannot first be moved to a centralized…
Node-RED development process
Node-RED allows you to quickly start developing applications by dragging in nodes and connecting them together to create a flow. This can be a great way to get started, but as traffic grows over time, it can make the application…
Node-RED usage tutorial 2
Overview This tutorial builds on the first tutorial to create a process that starts bringing in data from external sources to do something useful locally. The process will: Periodically retrieve information from the website Convert this information into useful form…
Features of edge computing gateway, edge computing gateway remote PLC
Edge computing gateway is an intelligent device that can run local computing, data caching, message communication and other functions on the device. It also has a name, also called IoT edge computing gateway. And it also has a feature, which…
Node-RED usage tutorial one
Overview This tutorial introduces the Node-RED editor and creates a flow that demonstrates Inject, Debug, and Function nodes. 1. Access the editor With Node-RED running, open the editor in a web browser. If you are using a browser on the…
What does flow-based programming mean?
Node-RED is a flow-based programming tool originally developed by IBM’s Emerging Technology Services team and is now part of the OpenJS Foundation. flow-based programming Invented by J. Paul Morrison in the 1970s, stream-based programming is a method of describing the…
Install Node-RED on a virtual machine
This guide walks you through the steps of running Node-RED on an Azure virtual machine instance. Create a base image Log in to the Azure console Click to add a new… virtual machine In the list of virtual machines, select…
Edge computing box is an introduction
What is an edge computing box? The edge computing box is a device that can process data locally. Before understanding the edge computing box , let’s first take a look at the traditional data collection and transmission methods of the…
Running Node-RED on Amazon Web Server
This guide walks you through the steps to get Node-RED running in an AWS environment. There are two methods: Running on AWS Elastic Beanstalk Service (EB) Running on Elastic Beanstalk with high availability Running under Ubuntu image on AWS EC2…