23
UK
10 Operation
10.1 Reading the process value
The LEDs 1-3 signal which process value is currently displayed�
The process value to be displayed as standard (temperature or volumetric ) can
→ 9.3.6 Configuration of the standard display
� A standard unit of meas-
urement can be defined for the volumetric flow quantity (l/min or m
3
/h, for SBN2xx:
)�
In RUN mode, further process values can be read in addition to the preset stand-
ard display:
►
Press the buttons
[▲]
or
[▼]
�
> The LED of the selected process value display is lit and the current process
value is displayed�
> After 30 seconds the display changes to the standard display�
3
2
1
LED
Process value display
Unit
Unit SB-
N2xx
1
Current flow volume per minute
l/min
gpm
2
Current flow volume per hour
m
3
/ h
gph
3
Current medium temperature
°C
°F
