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PTFM 1.0 Portable Transit Time Flow Meter
QUICK BENCH TEST
In the PTFM
Setup
menu set parameters to perform a bench test:
-
Set
Fluid
=
Water
-
Set
Temperature
=
20
°C
-
Set
Pipe OD
=
0.15
inch
-
Set
Pipe Wall
=
0.06
inch
-
Set
Pipe
material =
ABS
-
Set
Lining
=
None
-
Set
Crossings
=
4
-
Press
to view
Signal Strength
at bottom of menu.
-
Press
twice to exit
Setup
and return to main display.
From main display press
to view Status menu. Apply coupling compound to the face of transducers
and press together as indicated in the illustration below.
The Status menu should indicate Noise low and a high Signal Strength (75-100%).
COUPLING
COMPOUND
~0.8”
20 mm
