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11 Operation
11.1 Reading the process value
The LEDs 1-6 signal which process value is currently displayed�
The process value to be displayed as standard (temperature, flow velocity or me-
ter reading of the totaliser) can be preset → 10.6.2 Configuration of the standard
display)�
A standard unit of measurement can be defined for the flow velocity (scfm or scfh
or sfs → 10.6.1).
11.2 Change display unit in the Run mode
► Briefly press [Set] in the Run mode� Press the button to move to the next
display unit�
> The unit displays the current process value in the selected display unit for ap-
prox� 15 s, the corresponding LED is lit�
scfm
scfh
sfs
scf
°F
LED
Process value display
Unit
1
Current flow volume per minute
scfm
2
Current flow volume per hour
scfh
3
Current flow velocity
sfs
4
Totaliser *
Current consumed quantity since the last reset
scf
4
Consumed quantity before the last reset
scf
4 + 6
Current consumed quantity since the last reset
scf x 10
3
4 + 6
Consumed quantity before the last reset
scf
x 10
3
5
Current medium temperature
°F
LED is lit; LED flashes
