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eXO
®
| Installation Manual
2. Note the arrows on the upper housing
indicating flow direction. Make sure the pod is
in proper orientation.
Flow
Flow
Inlet
Outlet
Figure 14. POD Orientation
3. Assemble the POD around the pipe, the tabs
will click into place.
5.4 Install the POD Cap
1. Place the POD cap on the POD assembly.
The cover and POD assembly are keyed for
proper orientation. Use caution to ensure the
POD O-ring is clean and properly seated.
2. Align the arrow on the POD with the locking ring.
Figure 15. POD Locking Ring Orientation
3. Tighten the locking ring with the locking collar
tool until snug. Do not overtighten.
5.5 Install and Calibrate
the Sensor
1. Install the sensor holder into the correct port
on the POD cap.
Sensor
Holder
Cap
Plug
Figure 16. Sensor Holder Installation
2. Carefully remove the protective tube
from the sensor.
3. Rinse the end of the sensor with tap water.
Shake off excess water.
4. Carefully screw the sensor into sensor holder.
Figure 17. pH Sensor Installation
5. Calibrate the sensor.(See Section 5.7.
Calibration Procedure)
To maintain accurate and reliable operation,
the sensors must be calibrated before the initial
use of the controller with pH Link module. After
initial calibration, it is recommended to recalibrate
sensors every few months.
6. Connect the sensor lead to the module at the
base of the controller.
pH
Figure 18. pH Connection Port