12
7 Operating and display elements
1 to 8: Indicator LEDs
-LED 1 = current volumetric flow in litres/minute�
-LED 2 = current volumetric flow in cubic metres/hour�
-LED 3 = current volumetric flow in gallons per minute (gpm)�
-LED 4 = current volumetric flow in gallons per hour (gph)�
-LED 5 = current medium temperature in °C�
-LED 6 = current medium temperature in °F�
-LED 7, LED 8 = switching state of the corresponding output�
9: Alphanumeric display, 4 digits
-Indication of the current volumetric flow (can be changed temporarily to indicate the
current temperature → 10�2)�
-Indication of the parameters and parameter values�
10: Mode/Enter pushbutton
-Selection of the parameters and acknowledgement of the parameter values�
11: Set pushbutton
-Setting of the parameter values (scrolling by holding pressed, incremental by pressing
briefly)�
-Change of the display unit in the normal operating mode (Run mode)�