Flo-Dar™ Sensor - Hachflow

Installation3.2.2.7 Make a final alignment checkThe correct vertical and horizontal alignment of the sensor is necessary for accuratemeasurements.1. Measure the vertical alignment (section 3.2.2.4 on page 21 or section 3.2.2.5 onpage 22) and make adjustments if necessary.2. Measure the horizontal alignment (section 3.2.2.6 on page 23) and makeadjustments if necessary.3. Repeat steps 1 and 2 until no further adjustments are necessary.3.2.2.8 Optional extended depth sensor installationThe extended depth sensor (Figure 13) can be used when the pipe or channel depthexceeds the standard level specifications (refer to Specifications on page 3).Use the extended frame (Figure 14) in place of the standard frame, or mount theextended depth sensor on the wall.The extended depth sensor must be installed at least 18 inches above the crown of thepipe for correct measurements. The extended depth sensor has a deadband zone of17 inches where the sensor is not active.Figure 13 Extended sensor dimensions24