In-Situ RDO PRO Process Optical Dissolved Oxygen Sensor Manual - Manual (Page 8)

3.0 Sensor Deployment
The cable end of the RDO PRO Probe is internally threaded ( 1¼ – 11½ NPT ) and can be attached to
a male threaded pipe. When deployed, make sure that the nose cone and thermistor are completely
submerged.
With 10-m cable Twist-lock connector
1¼ NPT
Page 8 Sensor Deployment