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8.4.9 Parameter 9: Zero & Span check interval (S304 only)
The internal Zero & Span check interval can be set between 000...999 [hour]. The default =0 (no check)
To change the Zero & Span check interval, follow the below procedure
Navigate to Parameter 9 by pressing K1
Key the desired interval in hours into the instrument.
Safe the result by pressing K3
From now on the instrument will perform Zero & Span check in the desired interval
8.4.10 Parameter 10: Command parameter
The command parameter has 3 functions:
001 Reset to factory defaults
002 Enable mg/m
3
calibration (S304 only)
003 Disable mg/m
3
calibration (S304 only)
To Reset to factory defaults, follow the below procedure:
Navigate to Parameter 10 by pressing K1
Key 001 into the instrument.
Safe the result by pressing K3
Now all parameters are set back to factory settings
This affects all parameters including the result of the Auto setup procedure. All previously
done settings will be over written.
(S304 only) To show on the local display the measurement in mg/m
3
, follow the below procedure:
Enter the definition of the calibration function yi = a + b xi by changing the parameters 1., 2., 3., and 4.
Navigate to Parameter 10 by pressing K1
Key 002 into the instrument.
Safe the result by pressing K3
Navigate to Parameter 1 by pressing K1
Key 002 into the instrument.
Safe the result by pressing K3
Now the measurement is displayed in mg/m
3
(S304 only) To disable the measurement in mg/m
3
, follow the below procedure:
Navigate to Parameter 10 by pressing K1
Key 003 into the instrument.
Safe the result by pressing K3
Now the measurement will not anymore be displayed in mg/m
3
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