Olympus 38DL PLUS - Advanced Measurement Modes and Output

DMTA-10004-01EN, Rev. D, November 2016
Chapter 5 68
Figure 5‑4 Performing the material sound velocity calibration on a 5‑step test block
2. To perform the zero calibration (see Figure 5-5 on page 69):
a) Place a drop of couplant on the surface of the thin part of the test block.
b) Couple the transducer to the thin part of the test block, and then press
[CAL ZERO].
c) When the thickness reading is stable, press [ENTER].
d) Using the arrow keys, edit the thickness value to match the known thin
thickness of the test block.
12.7 mm
(0.500 in.)