Yokogawa ADMAG CA - Manual (Page 13)

4.INSTALLATION
I M 1E8B0-01E
4-4
(11)No Air Bubbles
Please give attention to prevent bad influences or measuring errors from air
bubbles that gathers inside measuring pipes.
In case the fluid includes air bubbles, please design the piping that prevent to gather air
bubbles. In case valves are installed upstream of the flowmeter, it is possible that a valve
causes air bubbles, please install the flowmeter upstream side of a valve.
(BAD)
(BAD) (GOOD) (GOOD)
(12)Mounting Direction
When the electrodes are vertical to ground, the electrode is covered with air
bubbles at upper side or slurry at downside, and it may causes the measur-
ing errors.
Please be sure to mount the converter upperside of piping to prevent water
penetration into converter case.
(Good) (No Good) (No Good)
Air Bubbles
Electrodes
Slurry
Electrodes
Water slowly percolates
downward through
converter
Figure 4.1.6 Mounting Direction
IMPORTANT
IMPORTANT