Calibration
Before you start to enter values, please check and define the displayed units in the main menu Settings under
Displayed Units. Enter values for Q meas (IS-6000 Doppler) and Q ref (reference device) in table of values:
Setting Description
Date > Enter date.
W > Enter water level.
Q meas > Enter measured Q value.
Q ref > Enter reference Q value
(from reference device).
active /
delete
> Tick checkbox to activate or delete value pair for calibration curve.
Click Apply to save settings. Values are displayed in the list above.
Click Add new measurement to enter additional values.
Definition and graph of regression for calibration curve within discharge range
(Q min / Q max):
Active / > Tick checkbox to enable curve fitting.
Fit
linear
polynomial 2nd
polynomial 3rd
polynomial 4th
> Select curve fitting options from drop-down menu.
Q max > Enter maximum for discharge value.
Q min > Enter minimum for discharge value.
R-Coefficient > Shows calculated regression coefficient.
Programming
Page 56 March 2021HYB-UM-03155-EN-03