IKEA E1842
Model | E1842 |
Vendor | IKEA |
Description | KNYCKLAN receiver electronic water valve shut-off |
Exposes | switch (state), water_leak, linkquality |
Picture | ![]() |
Notes
Pairing
Pair the switch to Zigbee2MQTT by reseting the receiver. This is done by pressing the on and off buttons simultaneously for 5 seconds.
OTA updates
This device supports OTA updates, for more information see OTA updates.
Exposes
Switch
The current state of this switch is in the published state under the state
property (value is ON
or OFF
). To control this switch publish a message to topic zigbee2mqtt/FRIENDLY_NAME/set
with payload {"state": "ON"}
, {"state": "OFF"}
or {"state": "TOGGLE"}
. To read the current state of this switch publish a message to topic zigbee2mqtt/FRIENDLY_NAME/get
with payload {"state": ""}
.
Water_leak (binary)
Indicates whether the device detected a water leak. Value can be found in the published state on the water_leak
property. It's not possible to read (/get
) or write (/set
) this value. If value equals true
water_leak is ON, if false
OFF.
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
.