Meter PZEM-004 + Arduino Nano Modbus RTU (RS232) & Platform IoT Node-RED

Originally this test is performed in June 2018 in less than one year, for reasons of availability do not publish, technically just missing the documentation, then I will present the results, well they say there is better late than never. In this opportunity our PZEM-004 meter or it is also possible with our PZEM-004T communication…

Complete installation Database MySQL & MariaDB in Raspberry Pi 3 B / B +

Among the most popular databases this MySQL has 2 types of licensing General public license and commercial license, it is considered the most popular open source database in the world is included in almost all hosting very used by WordPress, is also included as a component of development in LAMP and XAMMP. Previously, make a…

Complete installation Grafana Dashboard in Raspberry Pi 3 B / B +

  About 2 years ago I made the first tests with Grafana using an ESP8266-01 module, Node-RED, Mosquitto (MQTT) and the InfluxDB database, by that time I did very basic tests which document in the following article: Tutorial ESP8266 Node-RED Granafa InfluxDB MQTT, in this opportunity I will try to explore more features since there is…

Measurement Electrical consumption with Ubidots Industrial & ESP32 + PZEM-004T

On this occasion I have proposed to measure the electricity consumption of my entire house to make comparative estimates with the collection of my energy bill and analyze. On this occasion I will use the IoT platform Ubidots in its Industrial version, previously we had done tests with the educational version, but this industrial version has special…

Meter PZEM-004 + ESP8266 & Platform IoT Node-RED & Modbus TCP/IP

In this opportunity we will integrate our active power meter or electric consumption,Pzem-004 – Peacefair with the IoT Node-RED integration platform used in previous tutorials, we will use an ESP8266 module configured as Modbus TCP / IP slave, later we will visualize the measurements in Node- RED Dashboard to visualize the 4 available variables such as…

WifiManager + Emoncms (OEM) with ESP8266 (Temperature) #1

The following implementation using an ESP8266 module and a temperature sensor ds18b20 allows the configuration and sending of data to Emoncms without requiring to modify or edit a line of code, facilitating the creation of parameterizable applications. After testing the Wifimanager libraries, which allow an agile configuration of the network credentials and additionally allow to…

Installation IoT Platform Emoncms in lubuntu Linux

We have done a lot of testing on this platform Emoncms part of the OpenEnergyMonitor Project, which has very attractive features if you decide to monitor or control your “bugs” Arduino, RPI, Esp8266 … Although we will emphasize on the platform, it is important to know the main mission of the OpenEnergyMonitor Project. is a tool…

Introduction Plataform InitalState & ESP8266

This time we tested the Initialstate platform, is an IoT platform dedicated to the collection and visualization of data, creating colorful graphics. For our test we will use the ESP8266 Module and a DS18B20 Onewire sensor to collect temperature and then visualize it. Safely send time series data to your account from sensors, devices, software…

ESP8266 & Public Broker MQTT mosca.io & Node-RED

The MQTT protocol has taken great strength in recent years since it is simple, safe, practical and lightweight perfect for IoT and M2M applications. Thanks to the contribution of developers and developers of MQTT applications, there are public MQTT Broker for tests, are available to connect from any MQTT client in this case will use…