Dwyer PSX2 - Manual (Page 45)

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7.12 Transmission voltage (used when an indicator is 1 or
less during measurement)
Press the key, so the “TRANS. VOLTAGE” is
reversed from white to blue.
Press the
ENT key, the screen is ready to allow the
selection of the transmission voltage level.
Use the
or key to select the level.
Select “40Vpp” or “80Vpp” generally.
If the indicator cannot be set to MAX with
the level at “160Vpp”, ultrasonic wave
may be attenuated due to contamination or
scales deposited on the piping external and
internal surfaces. Change measurement
location.
Example) When transmission voltage is
set to “160Vpp”:
ENT
The indicator will be updated on the mea-
surement screen only.
If less than 2 indicators (intensity of receiving
waveform) are displayed on the measurement
screen, raise the transmission voltage.
ENT
ENT
Indicator
Bulletin F-9-PUX2