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  1. MrNams

    How can I use an on-grid solar inverter in an off-grid setup using a pure sine wave inverter as a simulated grid?

    I have a solar system with an on-grid (grid-tie) inverter, which only works when there is an active grid supply. Unfortunately, I live in an area where there's no grid power for most of the day, so my solar setup goes unused during that time. Buying a new hybrid inverter is quite expensive and...
  2. MrNams

    How to detect actuator feedback voltage using Arduino/esp32?

    Hello, I am operating motorized ball valve using ESP32 and relay module, ball valve has two feedback voltage to detect close and open position of valve, there are two output wires one to detect close state and one to detect open state of valve. see below image. My question is how to collect...
  3. MrNams

    IOT based Smart Irrigation project

    Hello All, I am working on IOT based Smart Irrigation project. In first phase I shall work on controlling water pump, right now my 7.5hp motor is controlled by "3 phase star delta starter". Could you please provide/point to web source for following queries? 1) Three phase motor don't have...
  4. MrNams

    Lora module in weatherproof box and antenna outside.

    Hi, Is it possible to keep Lora module in weatherproof box and antenna outside.
  5. MrNams

    Lora network without Lora Gateway.

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