User manual

741.011 | 12.18

8 Operation

This section contains general information on operating the controller.

8.1 Operating buttons

The device is operated using the , , SET, ESC and buttons as follows:



• Scrolling up through the menu/initial commissioning

• Increases the setting value by 1 step



• Scrolling down through the menu/initial commissioning

• Decreases the setting value by 1 step

SET

• Selects a setting to be changed (setting value flashes)

• Confirms a setting value or jumps one level down in the menu

structure

• Calls up the settings menu (not in manual mode)

ESC

• Discards an entered setting

• Jumps up by one operating level

• Scrolling up during initial commissioning

Sets the operating mode

Note

We recommend that you write down all settings that you have changed, e.g. in the

Notes Section, p. 47.

8.2 Display when operating

• A flashing component in the system graphic means: The displayed operational or

setting value applies to the flashing component.

Exception: always flashes in manual mode.

• A flashing symbol is indicated in the following figures by

• Displays that are automatically alternately displayed are shown overlapping in the

figures. Example: Figure in Section 9.2, p. 20.

9 Modes of operation

9.1 Changing the mode of operation

Notice

Danger of pump damage if run dry. Only switch the system to manual or automatic

mode when the system is filled.

1. Remove the front panel.

2. Press the

button for 2 seconds to change the mode of operation.

3. Repeat step 2 if necessary.

4. Mount the front panel.

Off

Manual opera-

tion

Automatic

2 s 2 s 2 s