RPEM-1- Remote Power Energy Monitor Board

SKU: RPEM-1

RPEM, is an ESP8266 based board which interfaces up to four CT Current Clamps, OPTO Meter Reader and RS-485 Interface.Β  This board is designed to interface any Home Automation System.

V2 in Design
£39.00

Description

RPEM, is an ESP8266 based board which interfaces up to four CT Current Clamps, OPTO Meter Reader and RS-485 Interface.Β  This board is designed to interface any Home Automation System.

This board is under slight redesign. August 2023

This board provides a flexible Remote Power Energy Monitor for your Solar/Wind/Battery/Inverter Systems.

 

The RPEM board is suppled fully tested.Β  (OLED not included but available separately.)

RPEM v1 specification overview and connections

  • Core
    • ESP-12S MCU
    • EEPROM 27C64 (64kbit | 8K x 8bit)
    • ADC ADS7828 (12-Bit 8-Channel Sampling)
    • On-Board 3V3 (1A) and 5V (100mA) LDO Regulators
    • 6-15V DC Input Supply
  • Inputs
    • 4 x CT Current Clamp (3.5mm Sockets), or Voltage (Pads)
      • NB. If you remove the 22R resistor(s), mixed DC Current and Voltage inputs can be configured.
    • On-board NTC (Temperature)
    • On-Board DC Input Voltage Monitor
    • Opto Reader (Meter Pulse Reader / Expansion)
      • Examples: TSL257 / 3DU5C / GL5528
  • Outputs
    • FET Driver (Max 100V / 1.5A)
    • Status LED
    • Power LED (3V3)
    • OLED Display Support (I2C Dual Headers)
  • Communication
    • USB UART (Micro / Flashing / Debugging / Config)
    • RS485 (Monitoring / Expansion)
    • I2C (Expansion)

The RPEM board has been designed to be as flexible as possible for integration of the Solar/Wind Battery Home System to Home Automation.

 

In the Box

RPEM-1 ESP8266 board.

You will need to update the firmware with your preferred open source firmware, using a standard micro USB cable (not included).Β  Working examples of test code can be found in ourΒ Wiki

  • 1 xΒ  RPEM-1 ESP8266 Board
    • SMD (Surface Mounted Components) Populated.
    • Fully Tested
    • Populated 3.5mm Sockets.
  • 1 x DC Terminal Block Header
  • 1 x Set of header pins (for I2C and In/Out/RS485

 

Shipping

All products in stock will be posted same day, where possible.Β  Postage is at cost and flat rate, irrespective of order size.

Any product not is stock, which is back-ordered, will be shipped as soon as it becomes available.Β  Notifications are sent automatically.

Should only part of your order be in stock, then we would normally send available item(s), and balance when available. Should you wish to not split the order, please comment to use.

 

Other Details

Further information on this product may be found in our downloadsΒ andΒ Wiki pages.Β  Other technical information and code examples are also shared in our GitHub Pages.Β  Project information may also be found on Hackster.io

We value our customers and should you have any other questions, please feel free to contact us.

 

All our boards and related products are Designed and Manufactured in Great Britain.Β Β This site is a subset ofΒ DitroniX.Com

Supporting the engagement, interest and careers of people, of all ages, through the fascinating World ofΒ STEMΒ Learning and Amateur Radio & Electronics.Β Β DitroniX, planting a seed in Electronics, for our future engineers.


Specification

RPEM v1 specification overview and connections

  • Core
    • ESP-12S MCU
    • EEPROM 27C64 (64kbit | 8K x 8bit)
    • ADC ADS7828 (12-Bit 8-Channel Sampling)
    • On-Board 3V3 (1A) and 5V (100mA) LDO Regulators
    • 6-15V DC Input Supply
  • Inputs
    • 4 x CT Current Clamp (3.5mm Sockets), or Voltage (Pads)
      • NB. If you remove the 22R resistor(s), mixed DC Current and Voltage inputs can be configured.
    • On-board NTC (Temperature)
    • On-Board DC Input Voltage Monitor
    • Opto Reader (Meter Pulse Reader / Expansion)
      • Examples: TSL257 / 3DU5C / GL5528
  • Outputs
    • FET Driver (Max 100V / 1.5A)
    • Status LED
    • Power LED (3V3)
    • OLED Display Support (I2C Dual Headers)
  • Communication
    • USB UART (Micro / Flashing / Debugging / Config)
    • RS485 (Monitoring / Expansion)
    • I2C (Expansion)
RPEM-1- Remote Power Energy Monitor Board £39.00
V2 in Design