Dual Element Transducer Selection In Echo-To-Echo Modes; Figure 5-15 Comparing Manual Measurements; Table 3 Recommended Transducers For Various Steel Thickness Ranges - Olympus 38DL PLUS User Manual

DMTA-10004-01EN, Rev. D, November 2016
Poor manual measurement
3. Use the [] and [] keys to select either the EXT BLANK or the E1 BLANK
parameter.
4. Use the [] and [] keys to adjust the value to exclude unwanted peaks and
detect the desired echoes.
5.6.2

Dual Element Transducer Selection in Echo-to-Echo Modes

Although the echo-to-echo modes work with all of the 38DL PLUS dual element
transducers, Olympus recommends using particular transducers for specific thickness
ranges in steel parts (see Table 3 on page 84).

Table 3 Recommended transducers for various steel thickness ranges

Transducer type
D798
D790/791
D797
D7906
a. Thickness ranges are dependent on transducer type, material conditions, and temperature.
84 Chapter 5
Figure 5‑15 Comparing manual measurements
1.5 mm to 7.6 mm (0.060 in. to 0.300 in.)
2.5 mm to 51 mm (0.100 in. to 2.00 in.)
12.7 mm to 127 mm (0.500 in. to 5.00 in.)
2.5 mm to 51 mm (0.100 in. to 2.00 in.)
[WAVE ADJ] parameter
Good manual measurement
Thickness range
a