Siemens SITRANS LUT400 - Accuracy

Commissioning
6.4 Accuracy
SITRANS LUT400
Operating Instructions, 07/2019, A5E33329501-AC
77
OFF Setpoint Pump 1
The level at which Pump 1 turns OFF, defined in 2.1.1. Units (Page 168)
Value
Range: 0.000 to 99999.000
Default: 0.000
OFF Setpoint Pump 2
The level at which Pump 2 turns OFF, defined in Units (2.1.1.) (Page 168).
Value
Range: 0.000 to 99999.000
Default: 0.000
End of Wizard - Pump Control
For Wizard to be successful, all changes must be applied.
Options
BACK, CANCEL, FINISH (Display returns to Pump Control menu when Wizard is
successfully completed or cancelled. If CANCEL is selected, no changes are written
to the device.)
To transfer values to the device and return to Program menu, press DOWN arrow
(Finish).
Then press
LEFT arrow two times to return to Measurement mode.
6.4 Accuracy
To obtain optimum accuracy, follow the steps below:
1. Perform an auto sensor offset (Auto Sensor Offset (2.2.6.) (Page 173))
2. Then perform an auto sound velocity (Auto Sound Velocity (2.12.1.6.) (Page 219))
Note
The order is important
- the auto sensor offset must be done before the auto sound velocity.