Toshiba LF664 Instruction Manual page 21

(2) Pipe Orientation
The detector may be installed in horizontal, vertical or sloping pipe runs as shown in Figure
4.2. However, except for horizontal installation, fluid should flow from lower to upper
directions. If no air bubble, Vertical down flow application are acceptable under pressured
piping conditions. See Figure 4.3.
.
Detector
(a)
The electrodes should be positioned horizontally relative to the ground surface in any piping
installation. See Figure 4.4.
Detector
Figure 4.4 Installation position of the detector
(c)
Figure 4.3 Detector Piping Orientation
A
A'
—
Flow direction
(b)
(a) Horizontal pipe installation
(b) Vertical pipe installation
(c) Sloping pipe installation
Electrodes
Cross-section A - A'
—
20
６Ｆ８Ａ０９４３
Ground surface
Ground surface