Dakota Ultrasonics DFX-7 plus MANUAL2 User Manual
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DFX-7
Ultrasonic Thickness Gauge
119
greater penetration for difficult material types, or increased resolution on noisy
materials. The procedure to change the pulser voltage is outlined below:
Changing the Pulser Voltage
1) Press the MENU key once to activate the menu items tab. Press the MENU
key multiple times to tab right and the ESC key multiple times to tab left until
the TUNE menu is highlighted and displaying the submenu items.
2) Use the UP and DOWN arrow keys to scroll through the sub menu items
until PULSER VOLTAGE is highlighted.
3) Use the LEFT and RIGHT arrow keys to scroll the Pulser Voltage options.
4) Once the desired Pulser Voltage is displayed, press the MEAS key to
return to the measurement screen.
10.9 Damping
The DFX-7 has a built-in damping feature to control the impedance input of the
receiver. This enables the user the ability to match and optimize the transducer for
better signal quality at various frequencies. The available settings are 50, 75, 100,
300, 600 and 1500 ohms. The procedures below outline the steps for selecting an
impedance setting, as follows: