Download Startup Guide

March 2008
Pipe Material
3. Use the [F1]-[F4] and [→] keys to select the Pipe Material, as listed
in Table 2-6 below.
Table 2-6: Pipe Materials
Pipe Material Category
Specific Material
Steel
Carbon Steel or Stainless Steel
Iron
Ductile Iron or Cast Iron
Cu - Copper
None
Al - Aluminum
None
Brass
None
CuNi - Copper/Nickel
70% Cu 30% Ni or 90% Cu 10% Ni
Glass
Pyrex, Flint, or Crown
Plastic
Nylon, Polyester, Polypropylene, PVC
(CPVC), Acrylic
Other*
Any material
Note: Depending on the pipe material choice, another window may
appear, asking you to specify the specific material. If you have
selected “Other,” the DF868 prompts you to enter the sound
speed.
Pipe OD
4. Enter the known Pipe OD or circumference and press [F1]-[F4] to
select the appropriate units, as shown in Table 2-7 below. Press
[ENT]. (The meter will only accept values from 1/8 to 648 in.)
Note: The first two lines of text in the prompt area depend on the
selection made at the TRANSDUCER NUMBER prompt. The
option bar choices may appear in English or Metric units.
Obtain the required information by measuring either the pipe outside
diameter (OD) or circumference at the transducer installation site.
The data may also be obtained from standard pipe size tables.
Table 2-7: Available Pipe OD Units
English
inch = pipe OD in inches
feet = pipe OD in feet
in/PI = pipe circumference
in inches
ft/PI = pipe circumference
in feet
2-10
Metric
mm = pipe OD in millimeters
m = pipe OD in meters
mm/PI = pipe circumference
in millimeters
m/PI = pipe circumference
in meters
Initial Setup