Data Sheet

Data sheet | Liquid Level Switch, type LLS 4000/4000U
AI323832972563en-000101 | 9
© Danfoss | DCS (ms) | 2020.02
Bluetooth
configuration
The first time parameter setting of an
individual LLS switch is done by opening
of the app and performing a scan for
devices. The app will get a list of LLS that
are present at the actual location. The list
will include a name and the matching
serial number for each of the present LLS.
1. Choose the first item on the list and
observe which LLS' green LED is
flashing.
2. Log-in with the provided PIN code.
(For safety reason the PIN code should
be changed afterwards).
3. Touch the Menu Icon.
4. Touch the Log-in.
5. Enter the Password provided.
6. Rename the device to an up to 24
symbol name (8 symbols visible).
7. Check the parameter settings and if
needed change one or both parameters
Media type/ Switch state.
8. Note the ID: Name, serial number, media
type and switch state.
9. Close the app and observe that the
green light stops flashing.
10. This LLS is now ready for operation.
11. If more LLS are present choose the next
item on the list and repeat steps 1 to 10.
The name and configurable parameters
of any LLS can be changed at any time.