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APPENDIX A- 
VELOCITY TABLE 

Material 

sound velocity 
in/us 

 

sound velocity 
m/s 

 

 

 

 

Aluminum 

0.2510 

 

6375 

Beryllium 

0.5080 

 

12903 

Brass 

0.1730 

 

4394 

Bronze 

0.1390 

 

3531 

Cadmium 

0.1090 

 

2769 

Columbium 

0.1940 

 

4928 

Copper 

0.1830 

 

4648 

Glass (plate) 

0.2270 

 

5766 

Glycerine 

0.0760 

 

1930 

Gold 

0.1280 

 

3251 

Inconel 

0.2290 

 

5817 

Iron 

0.2320 

 

5893 

Cast Iron 

0.1800 

(approx)  4572 

Lead 

0.0850 

 

2159 

Magnesium 

0.2300 

 

5842 

Mercury 

0.0570 

 

1448 

Molybdenum 

0.2460 

 

6248 

Monel 

0.2110 

 

5359 

Nickel 

0.2220 

 

5639 

Nylon 

0.1060 

(approx)  2692 

Platinum 

0.1560 

 

3962 

Plexiglas 

0.1060 

 

2692 

Polystyrene 

0.0920 

 

2337 

PVC 

0.0940 

 

2388 

Quartz glass 

0.2260 

 

5740 

Rubber vulcanized  0.0910 

 

2311 

Silver 

0.1420 

 

3607 

Steel (1020) 

0.2320 

 

5893 

Steel (4340) 

0.2330 

 

5918 

Steel Stainless" 

0.2230 

 

5664 

Teflon 

0.0540 

 

1372 

Summary of Contents for ZX-5

Page 1: ...Web https www abqindustrial net E mail info abqindustrial net Distributed by ABQ Industrial LP USA Tel 1 281 516 9292 888 275 5772 eFax 1 866 234 0451 Web https www abqindustrial net E mail info abqi...

Page 2: ...SUREMENT 10 3 1 TIME VERSUS THICKNESS RELATIONSHIP 10 3 2 SUITABILITY OF MATERIALS 10 3 3 RANGE OF MEASUREMENT AND ACCURACY 10 3 4 COUPLANT 10 3 5 TEMPERATURE 11 3 6 MEASUREMENT MODES 11 CHAPTER FOUR...

Page 3: ...UNITS 33 7 7 LITE 33 7 8 ZERO 35 7 9 VELOCITY VX 35 7 10 PROBE DIAMETER 36 7 11 LOCK 37 7 12 FACTORY DEFAULTS 38 CHAPTER EIGHT CONNECTIVITY POWER 40 8 1 CONNECTIVITY 40 8 2 INSTALLING SERIAL DRIVER CD...

Page 4: ...ed in this manual Customer support may be reached at any of the following Dakota Ultrasonics Corporation 1500 Green Hills Road 107 Scotts Valley CA 95066 Tel 831 431 9722 Fax 831 431 9723 www dakotaul...

Page 5: ...TER key similar to a computer keyboard This key will be used to select or set a menu option Note Unit will automatically power off when idle for 5 minutes All current settings are automatically saved...

Page 6: ...ge is 40dB 52dB in 3dB increments Refer to page 28 for details regarding the gain feature 2 5 SCAN Key The ZX 5 offers a high speed scan feature This feature allows for scanning larger areas on a give...

Page 7: ...MENU Navigating the Features in Menu 1 Press the key once to enter the sub menu items 2 Press the keys to toggle through the features 3 To enable or edit the status of any feature press the key 4 The...

Page 8: ...ill be displayed and blinking to let a user know when they are in an edit mode to change a value or setting B Large 7 segment The thickness measurement velocity or alpha message will be displayed in t...

Page 9: ...s in our material list it will be displayed in alpha characters indicating the material type Otherwise it will be set to CUST indicating custom material type L Features The icons illuminated in this r...

Page 10: ...being measured This is accomplished with the use of a coupling fluid commonly called couplant This fluid serves to couple or transfer the ultrasonic sound waves from the transducer into the material a...

Page 11: ...ery cover probe zero disk are located on the ZX 5 s top end cap The transducer connectors are of type Lemo 00 Note There is no polarity associated with connecting the transducer to the ZX 5 it can be...

Page 12: ...i type C female connector It is designed to connect directly from the ZX 5 to a standard USB type A port on a PC The cable supplied with the ZX 5 is a USB type C to a USB type A pt N 003 0330 See page...

Page 13: ...ss measurement is practical in a wide variety of materials including metals plastics and glass Materials that are difficult include some cast materials concrete wood fiberglass and some rubber 3 3 Ran...

Page 14: ...help to minimize these errors 3 6 Measurement Modes This section will cover the different measurements modes of the ZX 5 the transducers required and the reasons for using specific modes Pulse Echo P...

Page 15: ...pending on the material frequency and diameter A limitation of dual element delay line transducers is the V shaped sound path Because the sound travels from one element to another the time versus thic...

Page 16: ...ss are required while still requiring the ability to detect flaws and pits A special coating style transducer is required for use in this mode There are a variety of coating transducers in various fre...

Page 17: ...inherent surface noise issues or mirroring effect Higher frequency transducers 7 10MHz offer improved resolution to avoid erroneous measurements Restricted access Measuring materials with extreme cur...

Page 18: ...to a Known Velocity To determine the velocity of a single sample refer to the Material Calibration section on page 17 When measuring curved materials it s more accurate to calibrate from two test poin...

Page 19: ...isplayed on the screen indicating the zero calculation is being performed Performing a Manual Probe Zero On Block Note When the zero probe option is set to manual the probe zero disk battery cap locat...

Page 20: ...makes will be erroneous by some amount The One Point calibration is the simplest and most commonly used calibration method optimizing linearity over large ranges The Two Point calibration allows for...

Page 21: ...arity over large ranges When using the one point option the calibration should be perform on the thickest side of the measurement range for the best linearity for that range For example if the measure...

Page 22: ...he keys are pressed and held the faster the value will increment decrement Note Pressing the key prior to pressing the key will abort the cal routine without saving any changes 5 Once the known thickn...

Page 23: ...e standard as the probe zero standard For clarification if it s desired to use a one inch reference of a specific material type as the zero reference performing the first point of a two point calibrat...

Page 24: ...o value and returns to the measurement screen Note The internal zero of the ZX 5 is now set The procedure above can be used to set the internal zero of the ZX 5 to use any reference standard as the pr...

Page 25: ...the ZX 5 would offer a reasonable approximation of the thickness There are 9 common materials and 2 user programmable settings available It s important to note that these velocities will not always be...

Page 26: ...prior to pressing the key will abort to the measurement screen without saving any changes 4 If USR1 or USR2 were selected the velocity edit screen will be displayed and edit icon illuminated and flas...

Page 27: ...art and batch within a specified tolerance Using this feature will require calibration on a known thickness that will remain consistent at a specific location on a group of parts The test will always...

Page 28: ...rocedure 1 Physically measure an exact sample of the material or a location directly on the material to be measured using a set of calipers or a digital micrometer 2 Apply a drop of couplant on the tr...

Page 29: ...used to calibrate will be displayed in the top right corner of the display for confirmation 6 3 Calibration to a known velocity The velocity can also be directly edited and set to a target velocity v...

Page 30: ...N s M s value The edit icon will be illuminated and flashing 3 Use the keys to scroll to the known velocity value Note Pressing the key prior to pressing the key will abort the cal routine without sav...

Page 31: ...ications It should be operated in this mode as standard However some applications may require the lower or higher gain settings When The low settings may be necessary for noisy or granular cast materi...

Page 32: ...e ZX 5 increases the overall repetition rate to a maximum of 140Hz with a high speed screen refresh rate of 25 times a second This allows for making scanned passes over an arbitrary length of the test...

Page 33: ...keys to scroll through the items features until the ALRM feature is being displayed 3 Press the key to edit the alarm status The edit icon will be illuminated and flashing 4 Use the keys to toggle al...

Page 34: ...and measure the difference from the nominal value entered This feature is typically used in QA incoming inspections on pipes plate stock coils etc The steps below outline how to enable and enter the n...

Page 35: ...sed with the alarm feature for the key strokes on the keypad When enabled pressing any of the keys on the keypad will sound the beeper The procedure to enable the keyboard beeper feature is outlined b...

Page 36: ...s features until the UNIT feature is being displayed 3 Press the key to edit the units setting The edit icon will be illuminated and flashing 4 Use the keys to toggle English or Metric units Note Pres...

Page 37: ...ll be illuminated and flashing 4 Use the keys to toggle status on off auto Note Pressing the key prior to pressing the key will abort to the measurement screen without saving changes 5 When the desire...

Page 38: ...ption only is outlined below Zero Auto Manual 1 Press the key to access the menu items features 2 Use the keys to scroll through the items features until the ZERO feature is being displayed 3 Press th...

Page 39: ...terial at a given position on the test material Refer to the making measurements section on page 24 for a complete explanation of the zero and one point calibration procedure The procedure to enable t...

Page 40: ...eter is outlined below Probe 1 Press the key to access the menu items features 2 Use the keys to scroll through the items features until the PROB feature is being displayed 3 Press the key to edit the...

Page 41: ...ng the ZX 5 on The lock icon will be illuminated on the display 2 To unlock the ZX 5 repeat step one but hold down the key while powering the ZX 5 on 7 12 Factory Defaults The ZX 5 can be reset to fac...

Page 42: ...ZX 5 Ultrasonic Thickness Gauge 39 Note Once the measurement screen is displayed the and can be released...

Page 43: ...on the PC board of the ZX 5 Refer to our price list for additional information on communication module options and cables 8 2 Installing Serial Driver CDC When the ZX 5 is powered on and connected to...

Page 44: ...illustrated above and select update driver The following window will appear Select browse my computer and navigate to the directory where the driver was saved on your PC and install the driver When t...

Page 45: ...ations capability can be used to connect to the ZX 6 and will capture the measurements to your PC when the ENTER key is pressed 8 3 Line Power The ZX 5 can be powered using the standard USB C to USB A...

Page 46: ...0 1280 3251 Inconel 0 2290 5817 Iron 0 2320 5893 Cast Iron 0 1800 approx 4572 Lead 0 0850 2159 Magnesium 0 2300 5842 Mercury 0 0570 1448 Molybdenum 0 2460 6248 Monel 0 2110 5359 Nickel 0 2220 5639 Nyl...

Page 47: ...Dakota Ultrasonics 44 Tin 0 1310 3327 Titanium 0 2400 6096 Tungsten 0 2040 5182 Uranium 0 1330 3378 Water 0 0580 1473 Zinc 0 1660 4216 Zirconium 0 1830 4648...

Page 48: ...st be observed At temperatures above this point the change in sound velocity of the material being measured starts to have a noticeable effect upon ultrasonic measurement At such elevated temperatures...

Page 49: ...mize error is another option An additional important consideration when measuring laminates is that many included air gaps or pockets which will cause an early reflection of the ultrasound beam This e...

Page 50: ...tates or provinces do not allow limitations on the duration of an implied warranty so the above limitation or exclusion may not apply to you However any implied warranty of merchantability or fitness...

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