Basic Modbus RTU Master RS485 Test with ESP32 + XY-K485 + PZEM-016 (without libraries)

In this opportunity we will carry out tests and explanation of the Modbus RTU protocol implemented in ESP32 requesting data from the Single-phase consumption meter PZEM-016. The intent of this tutorial is: 1. Explain in a simple way the creation and operation of an industrial protocol, in this case the Modbus RTU protocol used and…

Initial Review Meter PZEM-016 Modbus RTU RS485 by PeaceFair

In previous tutorials, we conducted tests with the PZEM-004 y PZEM-004T with display, single-phase power consumption meters , which have great potential for basic applications of electrical consumption measurement or active power. For some months I have a new Peacefair PZEM-016 meter which has features and additional improvements which we will see in the following…

First Test Programming PLC Lollette FX3U 14MR / LE3U / FX3U / FX3UC Ladder Part 2

Continuing with the revision of PLC Lollette, this time we will use the Gxwork2 we will make our first code download to plc, we will create a very basic routine to test it. I bought this PLC in the online store Aliexpress, for less than 30 dollars !!!. there are many versions and variations that…

Revision Hardware PLC Lollette FX3U 14MR / LE3U / FX3U / FX3UC Part 1

For some months I have a PLC Lollette, in one of our previous videos indicate how to download the programming software demo version Tutorial Installation Gx Works2 Demo for Programming PLC LE3U FK3U Lollette, in this opportunity we will make a brief characterization and disarming the PLC which cost less than 30 dollars!. We will…

Installation Gx Works2 Demo for Programming PLC LE3U FK3U Lollette

  They are widely used for industrial applications Programmable Logic Controllers or PLC, I have had the pleasure of handling some of the following brands Allen Bradley, Panasonic (NAIS), Omron, Siemens, Opto22 and Festo. Many of these well-known brands have something in common they are not 100% available to us either by cost, distribution or…

Meter PZEM-004 + ESP8266 & Platform IoT Ubidots

In this opportunity we will integrate our active power meter or power consumption, Peacefair Pzem-004 with the IoT Ubidots platform using an ESP8266 module, later we will create a dashboard to visualize the 4 available variables such as active power, accumulated electrical consumption, voltage and current . Update Ubidots Libraries V3.0.0 for ESP8266 modules I…

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…

Electricity consumption meter Peacefair PZEM 004 + ESP8266 & Arduino Nano

For some time I wanted to buy a single-phase electricity consumption meter, a few months ago I got Peacefair Reference PZEM-004 meter, its price seemed affordable, it has the advantages of being a non-invasive meter in the electrical circuit and has a communication protocol to request data such as Active Instantaneous Power “kW”, Voltage “V”,…