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Calex 421782 #

Model 421782
Vendor Calex
Description Smart Wall Switch, wall mounted RGB controller
Exposes action, linkquality
Picture Calex 421782

Notes #

Pairing instructions #

To pair this device follow these steps.

  1. reset it, by pressing Brightness up and Off for 10 seconds.
  2. pair it to zigbee2mqtt by pressing brightness down and On for 3 seconds.

Once paired to zigbee2mqtt, you can also touch link this device to some lights. Hold it really close (5cm) to a light and press the middle button for 3 seconds. Repeat for all lights you want to control.

Device type specific configuration #

How to use device type specific configuration

simulated_brightness:
  delta: 20 # delta per interval, default = 20
  interval: 200 # interval in milliseconds, default = 200

Exposes #

Action (enum) #

Triggered action (e.g. a button click). Value can be found in the published state on the action property. It’s not possible to read (/get) or write (/set) this value. The possible values are: on, off, color_temperature_move, brightness_step_up, brightness_step_down, brightness_move_up, brightness_move_down, brightness_stop, enhanced_move_to_hue_and_saturation.

Linkquality (numeric) #

Link quality (signal strength). Value can be found in the published state on the linkquality property. It’s not possible to read (/get) or write (/set) this value. The minimal value is 0 and the maximum value is 255. The unit of this value is lqi.

Manual Home Assistant configuration #

Although Home Assistant integration through MQTT discovery is preferred, manual integration is possible with the following configuration:

sensor:
  - platform: "mqtt"
    state_topic: "zigbee2mqtt/<FRIENDLY_NAME>"
    availability_topic: "zigbee2mqtt/bridge/state"
    value_template: "{{ value_json.action }}"
    icon: "mdi:gesture-double-tap"

sensor:
  - platform: "mqtt"
    state_topic: "zigbee2mqtt/<FRIENDLY_NAME>"
    availability_topic: "zigbee2mqtt/bridge/state"
    unit_of_measurement: "lqi"
    value_template: "{{ value_json.linkquality }}"
    icon: "mdi:signal"