Hydronix Hydro-Hub, User Manual

Page: 52 / 75

Chapter 6 Sensor Setup
52 Hydro-View / Hydro-Hub User Guide HD0864 Rev 1.0.0
2. Fill a circular plastic bucket with clean fresh water at 20ºC. The level of water needs
to cover the sensor ceramic faceplate, and at least 200mm of water is needed in
front of the ceramic.
3. Add 0.5% by weight of salt – e.g. 50g per 10 litres of water
4. Position the sensor in the water. For a Hydro-Probe Orbiter, it is suggested that the
sensor is held in the bucket offset to one side with the face towards the centre of the
bucket, hence the measurement is carried out with a full bucket of water in front.
Sensor in
the water
bath
200mm min.
Minimum water depth 200mm
Sensor
Figure 71: Air/Water Factory Calibration
5. Allow the working temperature of the sensor to stabilise.
6. Open the Factory settings section and press the Update button next to the current
Water value. The software will make a measurement and the new frequency and
amplitude readings will be displayed in the Water reading box.
Figure 72: Update Water Calibration
7. Remove the sensor from the water and dry the ceramic face plate
8. An air reading should be made with the sensor face-plate clean, dry and free from
obstructions. Press the Update button next to the current Air value. The software
will take a measurement and the new frequency and amplitude readings will be
displayed in the Air reading box.
Figure 73: Update Air Calibration
9. To upload the factory settings to the sensor, press the ‘Save’ button.
Figure 74: Save Factory Settings