Dwyer PSX2 - Manual (Page 48)

39
(3) Pipe is always fi lled with fl uid. Neither air bubbles nor foreign materials are contained in the
fl uid.
(4) There is an ample maintenance space around the pipe to which the detector is to be mounted
(see fi gure below).
Note 1) Secure an adequate space for allowing a person to stand and work on both sides of a
pipe.
Note 2) D indicates the inside diameter of a pipe.
D + 1200 or more
600
or more D
600
or more
200
or more
200
or more
No
te
2000 or m
o
re
D : Pipe diameter
Space required for mounting detector
(5) The piping must completely be fi lled with fl uid when it fl ows.
Pump
Air-collecting
Good
Good
Pipe may
not be filled
with liquid.
Pipe may not be filled with liquid.
(6) For a horizontal pipe, mount the detector within ±45° of the horizontal plane.
For a vertical pipe, the detector can be mounted at any position on the outer circumference.
Horizontal plane
Pipe
Deposits of
sludge
Air bubbles
45°
45°
Bulletin F-9-PUX2
(47) (23.6) (23.6)
unit: mm (in.)