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#Specification IPEC-1

The IPEC IoT Power Energy Controller board main features:

  • Compact¬†and¬†Flexible Design¬†SDK Board
    • All connections are¬†low voltage, for¬†safe operation
    • Easy to interface
  • Optional¬†Espressif¬†ESP32¬†WROOM
    • ESP32-WROOM-32E-N4
      • Integral Antenna Wireless and Bluetooth
    • ESP32-WROOM-32UE-N4
      • Ext Antenna – U.FL Socket
      • Wireless and Bluetooth
  • ATM90E32¬†Energy Monitor
    • 3 x Phases Line CT Clamp Input
      • Example YHDC SCT013000
    • 3 x Voltage Sensing Inputs (AC RMS)
      • Can be used with Single Phase, or Multi AC Inputs (For Split or 3Phase)
      • Normally Taken from AC Power Input (by Default)
    • Power Modes Settings
  • MCP4728¬†DAC
    • 12bit I2C DAC
    • Four Independent Buffered Output Channels
    • Configured for Default DAC Out, or Modulated (Example MPPT)
      • Configurable Solder Pads
    • On-Board DAC EEPROM (For DAC Codes and Addressing)
    • Can be configured to drive DAC based on CT Clamp Current / Power
  • 24C64¬†EEPROM I2C
    • Parameter Settings
    • Logging
  • OLED I2C
    • I2C Interface
    • OLED I2C Connector
      • Configurable Power Pins
  • AC Low Voltage¬†Input (for Safety)
    • Standard 2.1mm Jack Socket
    • Power safely derived from a SELV / Wall AC/AC Power Supply
      • 8 to 12V AC RMS (Nominal 12V)
      • Examples GreenBrook DAT01A or TLC TC TR7
  • Onboard¬†3V3 DC SMPS¬†Power Supply
    • Power taken from AC Input, or USB 5V
  • Arduino¬†Wemos D1 Compatible¬†USB Interface
    • On-board Micro USB Socket
    • Flashing and Programming
    • Example wemos_d1_mini32
    • Can also used to power the board
    • Debugging
  • Expansion Port
    • Configurable and Flexible Port
    • DAC Outputs
    • I2C Interface
    • 3v3 Power
    • Standard JST SH 6 Way Header
  • USER GPIO/UART
    • 2 GPIO for User (GP16 and GP17)
    • UART Interfacing (UART 2)
  • Reset Button
  • User¬†Programmable Button
  • RGB Status LED
    • User Configurable
  • Power LED
    • On 3V3
  • ATM CT LEDs
    • CF1 – Active
    • CF2 – ReActive
    • CF3 – Fundamental
    • CF4 – Harmonic
  • Configuration
    • Solder Pads on Rear of PCB.
  • PCB designed to fit neatly into an BMC enclosure
    • Also allows for the display to be included, or not.
  • Firmware – Code
    • Full Example Code in GitHub
    • Source Code Based on IPEM
    • Publish to MQTT
    • Publish to Domoticz
    • Publish to ThingSpeak
    • Drive DAC for PWM / Voltage or MPPT Based on CT Readings
  • Size¬†70 mm x 53 mm