HEYLO DE 20 SH-U Betriebsanleitung Seite 67

18.3 Visualization
Fig. 19:
Electric heater display
1 Display
3 Cursor
5 OK key
As soon as the device has been switched on at the main switch, the controller starts up and the operation menu
is shown in the display. The status light is lit up green. If the status light turns red, there is a defect in the dis-
play.
As soon as keys 1 and 4 are pressed, the settings menu will be called up. Keys 2 and 3 have no function.
Using the arrow keys (cursor), the selected parameters are adjusted in the settings menu. Pressing the OK key
transfers the values entered to the program.
EN
2 Keys 1-4
4 Display status light
Electric heater DE 20 SH-U
67 / 83