ESPHome-Devices

ESP-01S-1-channel-relay

ESP-01S-1-channel-relay

Device Type: relay
Electrical Standard: global

Product description

This is a 5V 1-relay board with an ESP-01S.

The relay has COM+NO+NC exposed.

Working voltage: DC 5V

Relay Load: 10A 250VAC 10A 125VAC 10A 30VDC 10A 28VDC.

Available on UK Amazon, eBay and Aliexpress, very cheap and small

Size:approx. 36 x 25 x 16MM/1.4 x 0.9 x 0.6inch

ESP-01S is removable with 4x2 header, cheap USB adapters available, but GND and GPIO0 needs connecting for flashing

Config has a few more additions than basic

Basic Config

substitutions:
# Modify variables based on your settings
hostname: "heart"
devicename: heart light
esphome:
name: heart
esp8266:
board: esp01_1m
# Enable logging
logger:
# Enable Home Assistant API
api:
ota:
password: ""
wifi:
ssid: !secret wifi_ssid
password: !secret wifi_password
# Enable fallback hotspot (captive portal) in case wifi connection fails
ap:
ssid: "Heart Fallback Hotspot"
password: "f2MTBkrPhnmX"
captive_portal:
switch:
- platform: gpio
pin: GPIO0
name: "Heart switch"
inverted: true
# The following can be omitted
- platform: restart
name: ${devicename} restart
sensor:
- platform: wifi_signal
name: ${devicename} wifi signal
update_interval: 600s
# human readable uptime sensor output to the text sensor above
- platform: uptime
name: ${devicename} Uptime in Days
id: uptime_sensor_days
update_interval: 60s
on_raw_value:
then:
- text_sensor.template.publish:
id: uptime_human
state: !lambda |-
int seconds = round(id(uptime_sensor_days).raw_state);
int days = seconds / (24 * 3600);
seconds = seconds % (24 * 3600);
int hours = seconds / 3600;
seconds = seconds % 3600;
int minutes = seconds / 60;
seconds = seconds % 60;
return (
(days ? String(days) + "d " : "") +
(hours ? String(hours) + "h " : "") +
(minutes ? String(minutes) + "m " : "") +
(String(seconds) + "s")
).c_str();
time:
- platform: homeassistant
id: homeassistant_time
# Text sensors with general information.
text_sensor:
# Expose ESPHome version as sensor.
- platform: version
name: $devicename Version
# Expose WiFi information as sensors.
- platform: wifi_info
ip_address:
name: $devicename IP
bssid:
name: $devicename BSSID
# human readable update text sensor from sensor:uptime
- platform: template
name: Uptime Human Readable
id: uptime_human
icon: mdi:clock-start
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