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EKF Сonnect PRO Wi-Fi (RCS-2-WF) Smart Plug

EKF Сonnect PRO Wi-Fi (RCS-2-WF) Smart Plug

Device Type: plug
Electrical Standard: eu
Board: bk72xx
Difficulty: Soldering required, 4/5

Notes

EKF Сonnect PRO Wi-Fi (RCS-2-WF)

Equipped with cb2s Tuya module which is well known and is actualy based on Beken BK7231N.

The power monitoring chip is BL0937 which is known from other Tuya designs and does not require further introduction.

Product internals

RCS-2-WF smart plug internals 1 RCS-2-WF smart plug internals 3 RCS-2-WF smart plug internals 4 RCS-2-WF smart plug internals 5

GPIO Pinout

PinFunction
P08BL0937 cf_pin
P06BL0937 cf1_pin
P26BL0937 sel_pin
P07Relay
P10Button (Inverted)
P11LED (Inverted)

Basic ESPHome config

Note this is only the device-specific part shown here - make sure to extend with your ESPHome-specific settings (such as wifi, passwords, OTA, etc...)

esphome:
  comment: "EKF Сonnect PRO Wi-Fi (RCS-2-WF) Smart Plug with Power Monitor"


bk72xx:
  board: cb2s


binary_sensor:
  - platform: gpio
    pin:
      number: P10
      inverted: on
    name: Button
    icon: mdi:gesture-tap-button


light:
  - platform: status_led
    id: status
    pin:
      number: P11
      inverted: true


switch:
  - platform: gpio
    id: relay
    pin: P7
    name: Relay
    icon: mdi:electric-switch


sensor:
  - platform: hlw8012
    model: BL0937
    cf_pin:
      number: P8
      inverted: true
    cf1_pin:
      number: P6
      inverted: true
    sel_pin:
      number: P26
      inverted: true
    current:
      name: Load Current
      filters:
        - multiply: 0.5 # (needs calibration)
    voltage:
      name: Load Voltage
    power:
      name: Load Power
    energy:
      name: Load Energy
    update_interval: 10s
    voltage_divider: 800 # (needs calibration)
    change_mode_every: 1
    current_resistor: 0.001 Ohm # (needs calibration)
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