3. Controller equipment
3.1 Display unit
3.1.1 Display unit DU 300 layout
The front of the display unit consists of a top part and a bottom strip.
Figure 3.1
Display unit DU 300 layout
No. Description Notes
1 Top part Same for all DU 300 display units
2 Bottom strip Blank bottom strip shown
The LEDs and push-buttons for the top part are the same for all controller types. The LEDs, push-buttons and picture on the bottom
strip vary according to the controller type.
3.1.2 Display unit DU 300 options
The bottom strip of the front of the display unit can include LEDs that show the equipment and controller status, as well as push-
buttons for operator actions.
OPERATOR'S MANUAL 4189341099G UK Page 15 of 130