Olympus 38DL PLUS User Manual

DMTA-10004-01EN, Rev. D, November 2016
Chapter 5 84
Figure 5‑15 Comparing manual measurements
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
Thickness range
a
a. Thickness ranges are dependent on transducer type, material conditions, and temperature.
D798 1.5 mm to 7.6 mm (0.060 in. to 0.300 in.)
D790/791 2.5 mm to 51 mm (0.100 in. to 2.00 in.)
D797 12.7 mm to 127 mm (0.500 in. to 5.00 in.)
D7906 2.5 mm to 51 mm (0.100 in. to 2.00 in.)
Poor manual measurement Good manual measurement
[WAVE ADJ] parameter

Olympus 38DL PLUS Specifications

General

Operating Temperature	-10 °C to 50 °C (14 °F to 122 °F)
Data Logger	Yes
Interface	USB, RS-232
Thickness Range	0.08 mm to 635 mm (0.003 in. to 25 in.) depending on material and transducer
Display	Backlit LCD
Battery Type	Three alkaline or NiMH AA cells
Pulser	Adjustable square wave pulser
Receiver Bandwidth	0.5 MHz to 20 MHz
Languages	English, French, German, Spanish, Italian, Russian, Japanese, Chinese
Resolution	0.001 mm or 0.0001 in.
Transducer Frequency	2 MHz to 30 MHz
Material	Plastic housing