Operating Instructions (GB)
900 191 - V1.0
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Page 44
12.
Functional description winter operation
The control system has a “Winter operation” function, in which the water level in the equalisation shaft can be
lowered over the winter months and the infeed function deactivated.
After activating the “Winter operation” function in the setup menu, an additional target value display is activated
in the
main display
and
level monitoring
.
If necessary, the “Frost monitor” function can also be selected in the setup menu.
See also Chapters 6.1 and 11.2 for a description.
When the “Winter operation” function is switched on, this is displayed in
the main menu as shown on the left.
The currently active setpoint is shown in bold in the display.
For a further description of the function, see Chapter 7.4
The target level for winter operation must now be entered in the level
monitoring menu. The hysteresis value for the pump-out function must be
added.
The setting range should be between the min. water level and the
setpoint water level in summer operation
.
See Chapter 10.4
Winter operation / frost monitor mode active
See also Chapters 7.8–7.10
Infeed function switched off. No other function
possible.
Pump(s) switched off, winter setpoint reached.
Press to go to the submenu “Pump-out”
Actual value in the pump shaft
Setpoint value summer operation inactive
Setpoint value winter operation active
The setpoint level can be adjusted manually
using the two arrow keys.
Changes in the target level are made after
15 sec. accepted and saved.
Level monitoring
Alarm level
Max. water level
Pump-out hysteresis
Water level setpoint
Water level setpoint
Infeed hysteresis
…
