How to Publish OPC Data to MQTT

Welcome to this tutorial on how to use OPCAgentX to publish OPC data to MQTT. MQTT is a popular messaging protocol used in the Internet of Things (IoT) to exchange data between devices and systems.

With OPCAgentX, you can easily read OPC data from OPC UA or OPC DA servers and publish it to an MQTT broker. To get started, the first thing you need to do is download and install OPCAgentX from this link:

https://mega.nz/file/5yRlhQwR#3wcTCVOhYa3mWJa9kG9rEcC6HvSak7lCvth4n8dcAOs

For free MQTT broker please register and login to Miqottt.com and follow the tutorials.

With OPCAgentX, you can easily publish OPC data to MQTT and integrate it with other IoT devices and systems. 

We hope you found this tutorial helpful. Thanks for watching!

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OPC Agent Expert : OPC DA & UA Client Windows App

 Hello innovators!

OPCAgentX is a comprehensive OPC client application designed for Windows that supports both OPC Data Access (DA) and OPC Unified Architecture (UA). With a variety of powerful features such as trend/chart displays, SQL database logging, alarm and notification capabilities, and MQTT publishing, OPCAgentX is a robust solution for real-time data acquisition.

00:00 - intro

00:11 - OPC DA Browse & Monitor

01:54 - Trend / Chart

03:34 - SQL Database logging

06:02 - File logging

08:29 - Alarm

10:51 - Publish to MQTT

12:17 - OPC UA

13:46 - Options Theme

Download OPCAgentX free version here:

https://mega.nz/file/5yRlhQwR#3wcTCVOhYa3mWJa9kG9rEcC6HvSak7lCvth4n8dcAOs

Thanks and have a nice day!

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Tutorial : EXCEL to MQTT - VB WinForm

 How to publish data from Excel file to MQTT, and write back data from MQTT to Excel file

Part 1 : Create VB project, Read & Write Excel file

Part 2 : MQTT publish and subscribe, Testing

We will use :

+ Miqottt.com as MQTT broker

+ WPS Office spreadsheet to create Excel (xlsx) file

+ Visual Studio 2022

+ MQTT Explorer

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Tutorial: MySQL to MQTT - VB.net WinForm

 Hello innovators !

This video tutorial shows how to create a VB (Visual Basic) dot Net Windows Form application to read data from MySQL and publish to MQTT. 

These are the steps:

00:00 - intro

00:11 - setup database & login to Miqottt.com

01:34 - create a new VB WinForm project

10:20 - install package: MySQLConnector & M2Mqtt

11:55 - scripting

27:25 - start Runtime & Test

We use Miqottt as a MQTT broker. If you don't know about it, please watch the previous video here: https://youtu.be/G7tTA49Vd7w

Miqottt is FREE. You can register and follow the steps here: miqottt.com

 

Thanks, and have a nice day !

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Tutorial: Modbus TCP to MQTT - VB.net WinForm

 Hello innovators!

If you have Modbus data and you want to make it accessible from the internet, this video could be a perfect solution for you. 

The goal of this project is to publish Modbus TCP data to MQTT so we can access it from anywhere and any application.

This is a Modbus IOT (internet of things) project. 

Before you start, there are a few things you have to prepare:

1. get access to a MQTT broker. We will use Miqottt.com as a FREE MQTT broker. All you need to do is easily register, login and create a topic.

2. a Modbus device or simulator. We will use ModbusHD. You can get it from this link: https://youtu.be/gmmLis3Vk6Y

3. Visual Studio 2022 as an IDE for creating a project.

4. an application to check MQTT data. We will use MQTT Explorer. 

These are the steps:

00:00 - intro

00:10 - create a new VB WinForm project

04:26 - login to Miqottt.com to get MQTT topic

05:04 - configure Modbus Register address

08:32 - install package: EasyModbus, M2Mqtt

10:07 - Scripting

19:53 - test Modbus with ModbusHD

20:32 - scripting MQTT client

24:41 - test MQTT with MQTT Explorer

Thanks, and have a nice day!

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Tutorial: iOS & Android MQTT Client App - Xamarin Forms Visual Studio Mac

 Hello innovators!

This video tutorial is for you who want to create Mobile Application as MQTT client for iOS and Android using Xamarin Forms project with Visual Studio on Mac.

From this app, you can Subscribe to get/read data and Publish to set/write data to some MQTT topics on the MQTT broker.

These are the steps:

00:00 - intro

00:11 - login to Miqottt.com and get main Topic

00:50 - test with MQTT Explorer

01:34 - create a new Xamarin Forms project

04:46 - edit MainPage layout

11:01 - install M2Mqtt package

11:49 - scripting

18:30 - start Runtime iOS emulator

21:32 - start Runtime Android emulator

We use Miqottt as a MQTT broker. If you don't know about it, please watch the previous video here: https://youtu.be/G7tTA49Vd7w

Miqottt is FREE. You can register and follow the steps here: miqottt.com

Thanks and have a nice day!

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Tutorial: C# MQTT Client WinForm

 Hello innovators !

This video tutorial is for you who want to create a C# Windows Form application as a MQTT client. 

From this app, you can Subscribe to get/read data and Publish to set/write data to some MQTT topics on the MQTT broker.

These are the steps:

00:00 - intro

00:11 - login to Miqottt.com and get Topic

00:39 - create a new C# WinForm project

04:21 - add M2Mqtt library

04:49 - scripting

13:40 - test Runtime with MQTT Explorer

We use Miqottt as a MQTT broker. If you don't know about it, please watch the previous video here: https://youtu.be/G7tTA49Vd7w

Miqottt is FREE. You can register and follow the steps here: miqottt.com

 

Thanks, and have a nice day !

[Continue reading...]

Tutorial: Visual Basic .Net MQTT Client WinForm

 Hello innovators !

This video tutorial is for you who want to create a VB (Visual Basic) dot Net Windows Form application as a MQTT client. 

From this app, you can Subscribe to get/read data and Publish to set/write data to some MQTT topics on the MQTT broker.

These are the steps:

00:00 - intro

00:11 - login to Miqottt.com and get Topic

00:39 - create a new VB WinForm project

04:43 - add M2Mqtt library

05:15 - scripting

16:48 - test Runtime with MQTT Explorer

We use Miqottt as a MQTT broker. If you don't know about it, please watch the previous video here: https://youtu.be/G7tTA49Vd7w

Miqottt is FREE. You can register and follow the steps here: miqottt.com

 

Thanks, and have a nice day !

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Tutorial: ESP32 to MQTT + Miqottt & Scalare

Hello!

This video shows how to:

• add MQTT library (PubSubClient) to Arduino IDE
• script ESP32 to connect, subscribe, and publish data to the MQTT broker (Miqottt)
• use Serial Monitor and MQTT Explorer to monitor data
• display data using Scalare*

Plug your ESP32 board into the PC and use Arduino IDE to program it.

We use Miqottt as a MQTT broker, it's free and easy to use. Please register at Miqottt.com and watch the previous video: https://youtu.be/G7tTA49Vd7w

SCALARE* is SCADA Application Software, that's also free and easy to use. Please watch this video: https://youtu.be/9izqUVRvfcw

Thanks, and have a nice day!

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Scalare* Tutorial : MQTT, SQL, File connection

Video tutorial membaca data-data dari MQTT, SQL dan File dengan aplikasi Scalare*

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Scalare update version 1.0.0.1

Scalare* updated version 1.0.0.1 has ben released, please download Setup exe or Protable zip from here: hadiscada.com/scalare

Or (from Scalare) you can go to About page then click Check Update, then click Update. The Scalare application will be closed and Scalare Updater will be opened, then click Download update file, then click Extract. And open Scalare again. 

Some bugs has been fixed and some features has been added like:

• MQTT connection
• IEC104 connection
• SQL Database connection
• File connection
• Tag Export & Import

Please try and send us your review or sugestion. Thanks.

Hadi.

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