Ultrasonic Thickness Gauge MT200
Overview:
1. Capable of performing measurements on a wide range of material.
2. Four transducer models.
3. Probe-Zero function, Sound-Velocity-Calibration function.
4. Two-Point Calibration function.
5. Two work modes: Single point mode and Scan mode.
6. Coupling status indicator showing the coupling status.
7. Auto sleep and auto power off function to conserve battery life.
8. Optional software to process the memory data on the PC.
9. Optional thermal mini-printer to print the measured data via RS232 port.
Specifications:
1. Display: 128*64 dot matrix LCD with EL backlight.
2. Measuring Range: 0.75-300mm (in Steel).
3. Sound Velocity Range: 1000-9999 m/s.
4. Resolution: 0.1/0.01mm(selectable).
5. Accuracy: ±(0.5%Thickness+0.04)mm
6. Units: Metric/English unit selectable.
7. Four measurements readings per second for single point measurement, and ten per second for Scan Mode.
8. Memory for 20 files (up to 99 values for each file) of stored values.
9. Upper and lower limit can be pre-set. It will alarm automatically when the result value exceeding the limit.
10. Power Supply: Two "AA" size, 1.5 volt alkaline batteries. 100 hours typical operating time (EL backlight off).
11. Communication: RS232 serial port.
12. Case: Extruded aluminum body suitable for use under poor working conditions.
13. Outline dimensions: 132H*76.2W mm.
14. Weight: 345g
Appendix A: Transducer selection
|
Model
|
Freq
MHZ
|
Diam
mm
|
Measuring Range
|
Lower limit
|
Description
|
|
N02
|
2
|
22
|
3.0mm-300.0mm(In Steel)
40mm (in Gray Cast Iron HT200)
|
20
|
for thick, highly attenuating, or highly scattering materials
|
|
N05
|
5
|
10
|
1.2mm-230.0mm(In Steel)
|
Φ20mm*3.0mm
|
Normal Measurement
|
|
N05
/90°
|
5
|
10
|
1.2mm-230.0mm(In Steel)
|
Φ20mm*3.0mm
|
Normal Measurement
|
|
N07
|
7
|
6
|
0.75mm-80.0mm
(In Steel)
|
Φ15mm*2.0mm
|
For thin pipe wall or small curvature pipe wall measurement
|
|
HT5
|
5
|
14
|
3-200mm (In Steel)
|
30
|
For high temperature (lower than 300℃) measurement.
|
Appendix B: Sound Velocity in different materials
|
Material
|
Sound Velocity
|
|
In/us
|
m/s
|
|
Aluminium
|
0.250
|
6340-6400
|
|
Steel, common
|
0.233
|
5920
|
|
Steel, stainless
|
0.226
|
5740
|
|
Brass
|
0.173
|
4399
|
|
Copper
|
0.186
|
4720
|
|
Iron
|
0.233
|
5930
|
|
Cast Iron
|
0.173-0.229
|
4400－5820
|
|
Lead
|
0.094
|
2400
|
|
Nylon
|
0.105
|
2680
|
|
Silver
|
0.142
|
3607
|
|
Gold
|
0.128
|
3251
|
|
Zinc
|
0.164
|
4170
|
|
Titanium
|
0.236
|
5990
|
|
Tin
|
0.117
|
2960
|
|
0.109
|
2760
|
|
Epoxy resin
|
0.100
|
2540
|
|
Ice
|
0.157
|
3988
|
|
Nickel
|
0.222
|
5639
|
|
Plexiglass
|
0.106
|
2692
|
|
Polystyrene
|
0.092
|
2337
|
|
Porcelain
|
0.230
|
5842
|
|
PVC
|
0.094
|
2388
|
|
Quartz glass
|
0.222
|
5639
|
|
Rubber, vulcanized
|
0.091
|
2311
|
|
Teflon
|
0.056
|
1422
|
|
Water
|
0.058
|
1473
|
