Checkline DFX-7 - Manual (Page 91)

DFX-7 Ultrasonic Flaw Detector
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4) Once the Pulse is displayed, press the MEAS key to return to the
measurement screen.
10.13 Pulser Voltage
The DFX-7 has a 200 volt square wave pulser that can be adjusted for specific
applications and transducers. The Pulser Volt feature offers a 50 volt cut/boost
option to the user. The standard setting is 200 volts. This enables the DFX-7 to offer
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 VOLT is highlighted.
3) Use the LEFT and RIGHT arrow keys to scroll the PULSER VOLT options.