ESPHome-Devices

Loetad EU3S Power Monitoring Plug

Loetad EU3S Power Monitoring Plug

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Model reference: EU3S Equivalent devices: AWOW EU3S 16A Power Monitoring Plug

Manufacturer: Loetad

GPIO Pinout

PinFunction
GPIO13Push Button
GPIO02Blue LED (Inverted: true)
GPIO15Relay
GPIO12HLWBL SEL Pin
GPIO05HLW8012 CF Pin
GPIO04HLWBL CF1 Pin

Basic Config

substitutions:
devicename: loetad_eu3s_plug_1
friendly_name: Loetad EU3S Plug 1
device_description: Loetad EU3S Power Monitoring Plug with button and Blue led.
current_res: "0.00221" # Random value. Requires power monitoring calibration
voltage_div: "955" # Random value. Requires power monitoring calibration
esphome:
name: ${devicename}
comment: ${device_description}
platform: ESP8266
board: esp01_1m
wifi:
ssid: !secret wifi_ssid
password: !secret wifi_password
# Enable fallback hotspot (captive portal) in case wifi connection fails
ap:
ssid: ${friendly_name}
password: !secret AP_Password
manual_ip:
static_ip: 192.168.x.xx
gateway: 192.168.x.x
subnet: 255.255.255.0
captive_portal:
# Enable logging
logger:
# Web server can be removed after enabling HA API
#web_server:
# port: 80
# Enable Home Assistant API
api:
password: !secret OTA_Password
ota:
password: !secret OTA_Password
# Enable time component for use by daily power sensor
time:
- platform: homeassistant
id: homeassistant_time
sensor:
# Reports how long the device has been powered (in minutes)
- platform: uptime
name: ${friendly_name} Uptime
filters:
- lambda: return x / 60.0;
unit_of_measurement: minutes
# Reports the WiFi signal strength
- platform: wifi_signal
name: ${friendly_name} Wifi Signal
update_interval: 60s
# Reports the Current, Voltage, and Power used by the plugged-in device
- platform: hlw8012
sel_pin:
number: GPIO12
inverted: true
cf_pin: GPIO05
cf1_pin: GPIO14
change_mode_every: 8
update_interval: 10s
current:
name: ${friendly_name} Amperage
icon: mdi:current-ac
unit_of_measurement: A
voltage:
name: ${friendly_name} Voltage
icon: mdi:flash-circle
unit_of_measurement: V
power:
id: wattage
name: ${friendly_name} Wattage
icon: mdi:flash-outline
unit_of_measurement: W
current_resistor: ${current_res}
voltage_divider: ${voltage_div}
# Reports the total Power so-far each day, resets at midnight, see https://esphome.io/components/sensor/total_daily_energy.html
- platform: total_daily_energy
name: ${friendly_name} Total Daily Energy
icon: mdi:circle-slice-3
power_id: wattage
filters:
# Multiplication factor from W to kW is 0.001
- multiply: 0.001
unit_of_measurement: kWh
binary_sensor:
# Button on the front is pressed and then toggle relay
- platform: gpio
device_class: power
pin:
number: GPIO13
mode: INPUT_PULLUP
inverted: True
name: ${friendly_name} Button # Name to make button visible in HA
on_press:
- switch.toggle: relay
text_sensor:
# Reports the ESPHome Version with compile date
- platform: version
name: ${friendly_name} ESPHome Version
# Reports detailed wifi info, can be commented out
- platform: wifi_info
ip_address:
name: ${friendly_name} IP Address
# ssid: # Some additional wifi info that is not normally needed
# name: ${friendly_name} Connected SSID
# bssid:
# name: ${friendly_name} Connected BSSID
switch:
# Relay itself
- platform: gpio
name: ${friendly_name}
pin: GPIO15
id: relay
restore_mode: RESTORE_DEFAULT_OFF #Try to restore relay state after reboot/power-loss event.
#RESTORE_DEFAULT_OFF (Default) - Attempt to restore state and default to OFF if not possible to restore. Uses flash write cycles.
#RESTORE_DEFAULT_ON - Attempt to restore state and default to ON. Uses flash write cycles.
#ALWAYS_OFF - Always initialize the pin as OFF on bootup. Does not use flash write cycles.
#ALWAYS_ON - Always initialize the pin as ON on bootup. Does not use flash write cycles.
on_turn_on: # Action when relay is turned on
- script.execute: led_power_on
on_turn_off: # Action when relay is turned off
- script.execute: led_relay_off
output:
# Output GPIOs for blue led
- platform: esp8266_pwm # Blue
id: ${devicename}_blue_output
pin:
number: GPIO02
inverted: True
light:
# RGB light
- platform: monochromatic
name: ${friendly_name} Light
output: ${devicename}_blue_output
id: ${devicename}_blue_led
# Blink the blue light if we aren't connected to WiFi. Could use https://esphome.io/components/status_led.html instead but then we couldn't use the blue light for other things as well.
# Only if not connected after 30s
interval:
- interval: 2000ms
then:
- if:
condition:
for:
time: 30s
condition:
not:
wifi.connected:
then:
- light.turn_on:
id: ${devicename}_blue_led
brightness: 100%
script:
- id: led_relay_off # Normal operation when relay is off
then:
- light.turn_off:
id: ${devicename}_blue_led
- id: led_power_on # Normal operation when relay is on
then:
- light.turn_on:
id: ${devicename}_blue_led
brightness: 80%
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