Olympus Sonic 1200S/HR, Руководство пользователя

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Applications 71
1. Place couplant on the step block and position the transducer on the thinnest (0.100) step.
2. Press RCVR menu key, then DISPLAY menu soft key, and rotate the SmartKnob™ to
select HALF-. Observe the signals and select “+” or “-” depending upon best signal
display.
3. Adjust Delay by pressing the RANGE menu key, then DELAY menu soft key , and rotate
the SmartKnob™ to line up the leading edge of the first echo on the No. 1 graticule line.
4. Adjust Gain by pressing the GAIN menu soft key , and rotate the SmartKnob™ to increase
the first echo amplitude to approximately 80% of full screen height (see Figure 5-4 ).
5. Move the transducer to the thickest (0.500) step and press the RANGE menu key, then
select the VEL
menu soft key , and rotate the SmartKnob™ to line up the leading edge of
the first echo on the #5 graticule line (see Figure 5-5 ).
6. Repeat steps 1 - 5 to verify that both the 0.100 and 0.500 inch signals line up.
7. The instrument should now be calibrated for 1.0 inch of steel across the full screen width.
Each major graticule division corresponds to 0.100 inch of steel.