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TDS-110 Ultrasonic Thickness Gauge

Appendix

Ⅰ

Sound velocity for Different Materials

Sound velocity

Material

(m/s)

(inch/

Aluminum 6320-6400 0.250

Zinc 4170

0.164

Silver 3607

0.142

Gold 3251

0.128

Tin 2960

0.117

Steel,common 5920 0.233

Steel,stainless 5740 0.226

Brass 4399

0.173

Copper 4720

0.186

Iron 5930

0.233

Case Iron

4400-5820

0.173-0.229

Lead 2400

0.094

Nylon 2680

0.105

Titanium 5990 0.236

SUS 5970

0.240

Epoxy resin

2540

0.100

Ice 3988

0.222

Plexiglass 2692 0.106

Gray Cast

4600

0.180

Porcelain 5842 0.230

Glass (quartz)

5570

0.220

Polystyrene 2337 0.092

PVC 2388

0.094

Quartz glass

5639

0.222

Rubber,Vulcanized 2311

0.091

Teflon 1422

0.058

Water 1473

0.058

Содержание TDS-110

Страница 1: ...TDS 110 Ultrasonic Thickness Gauge Instruction Manual...

Страница 2: ...ELOCITY 7 3 6 SETTING ALARM THICKNESS LIMITS 8 3 7 MENU OPTION 8 3 7 1 SYSTEM SETUP 9 3 7 2 PRINT FUNCTION 11 3 7 3 MEMORY MANAGE 11 4 DATA LOGGER OPERATION 12 4 1 LOGGING READINGS INTO MEMORY 12 4 2...

Страница 3: ...ED MATERIAL AND COMPOUND MATERIAL 17 6 6 INFLUENCE OF OXIDATION LAYER AT METAL S SURFACE 17 6 7 ABNORMAL READOUT OF THICKNESS 17 6 8 UTILIZATION AND SELECTION OF COUPLING AGENT 17 7 ATTENTION 18 7 1 C...

Страница 4: ...ith optical wave The ultrasonic wave emitted from the probe reaches the object and transmits in it When the ultrasonic wave reaches the bounding surface of the material it is reflected back to the pro...

Страница 5: ...f VEL sound velocity Save data Browse data CAL Calibration standard block of 4 00mm MENU Function selector Adjusting sound velocity and thickness key for moving menu cursor Adjusting sound velocity an...

Страница 6: ...99mm Accuracy 0 5 Thickness 0 02 mm depends on Materials and conditions Units Metric Imperial unit seletable Lower limit for steel pipes 5MHz probe 20mm 3 0mm 0 8 0 12 inch 10MHz probe 20mm 3 0mm 0 6...

Страница 7: ...o process the memory data on the PC 9 Optional thermal mini printer to print the measured data via RS232 port 3 Operation 3 1 Preparation for measurement 3 1 1 Insert the probe plug into the socket fo...

Страница 8: ...kness of material to be measured After you remove the probe the thickness value will be maintained while the coupling indicator will disappear Note when the probe is coupled with the material to be me...

Страница 9: ...f a material with a thickness of 25 0mm the procedure is 3 6 Setting alarm thickness limits The instrument will alarm if the measurement is out of limits When the measurement is lower than the low lim...

Страница 10: ...und absorption such as cast aluminum cast copper and other metallic parts 2 Display resolution 0 1mm LOW and 0 01mm HIGH 3 Minimum capture measurement OFF and ON 1 To capture min measurement is to tra...

Страница 11: ...er than the tested piece 2 Before carrying out 2 point calibration please turn off Min Capture function perform the Erase CAL Data function in the Memory Manager and erase the former calibration recor...

Страница 12: ...sured results through menu selection When the printing is completed the buzzer will give out sound the display will return to MENU state Send data to PC Connect main unit with PC by using the communic...

Страница 13: ...are 1 Use MENU to move the cursor to the position shown in the following figure 2 Press by pressing F1 F5 to display file No s cyclically You can exit by pressing VEL or conducting one measurement 4...

Страница 14: ...ed angle between the probe s crosstalk interlayer plate and the axial line of the material to be measured Briefly to say first couple the probe with the material to be measured make the probe s crosst...

Страница 15: ...accurate the measurement is The ideal reference test pieces should be a group of test pieces with different thickness made of materials to be measured the test pieces can provide calibrating factors...

Страница 16: ...easuring way measurement at one point b Double measuring way measure with probe at one point twice During the two measurements the probe s crosstalk interlayer plate should be placed in perpendicular...

Страница 17: ...isotropy in flexibility in metal s crystallizing direction will be obvious which results in difference in sound velocities in different directions and the max difference can even be up to 5 5 What s m...

Страница 18: ...d Material and Compound Material It is impossible to measure uncoupled overlapped material because the ultrasonic wave can t pass an uncoupled space Since the ultrasonic wave can t transmit in compoun...

Страница 19: ...e paint them with some oil to prevent rust When one wants to use them again first clean them then he can have normal operation 7 2 Cleaning the Instrument s Case Alcohol diluent will corrode the case...

Страница 20: ...tact the Maintenance Department of Time Group a The component of the instrument is damaged and it is impossible to measure b The LCD is abnormal c During normal operation the error is too large d The...

Страница 21: ...Main Unit 1 2 Transducer 1 3 Couplant 1 4 Instrument case 1 5 Operating Manual 1 6 1 5V battery 2 Standard configuration 7 1 Transducer N02 2 Transducer N07 3 Transducer HT5 4 Mini Thermal printer 5 P...

Страница 22: ...33 Steel stainless 5740 0 226 Brass 4399 0 173 Copper 4720 0 186 Iron 5930 0 233 Case Iron 4400 5820 0 173 0 229 Lead 2400 0 094 Nylon 2680 0 105 Titanium 5990 0 236 SUS 5970 0 240 Epoxy resin 2540 0...

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