Biral ModulA RED Serie Instrucciones De Instalación Y Funcionamiento página 29

7.6 Activating / deactivating the control keys
By pressing keys
3 seconds) all function keys on the control panel are deactivated
or activated.
7.7 START / STOP pump
Press to change the control mode to START or STOP
respectively (3 seconds).
7.8 Activate / deactivate dry running detection
By pressing the button at the same time,
seconds) the dry running detection is activated or deactivated.
1. Remove any BIM
2. Switch on pump
3. Ensure that the pump is not on «stop» operation
4. Make sure there is no current flow through the pump
5. Deactivate the key lock
6. Press all three buttons for 10 seconds (10 seconds
corresponds with 8 – 9 rotations of the impeller)
• A short interruption when pressing can lead to the key lock
being switched on or the pump being switched to «stop»
operation
7. If the impeller turns two segments, dry running operation is
deactivated / if the impeller turns one segment, dry running
operation is activated.
8. Module or external signals can be connected again.
If the pump is really running dry for deactivated dry
running detection, it will not register an error and
may run defectively.
Dry running detection can only be deactivated if
the pump is running in fault-free operation and no
Biral Interface Module (BIM) is plugged in.
and at the same time (for at least
, and (for 10
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