Active Member
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[China]
Address: No.21, Lane 697, Guangfulin Road, Songjiang District, Shanghai, China
Contact name:Nancy Zhao
Melan Measurement & Control Instruments (Shanghai) Co.,Ltd. |
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Ultrasonic Thickness Gauge for High Temperature Measurement up to 300℃
1. Introduction
MT200 is a digital ultrasonic thickness gauge. Based on the same operating principles as SONAR, the MT200 is capable of measuring the thickness of various material with accuracy as high as 0.01 millimeters, or 0.001 inches. It is suitable for a variety of metallic and non-metallic materials.
2. Specification
| Display | 128×64 dot matrix LCD with EL backlight |
| Measuring Range | 0.75～300mm (in Steel) |
| Sound Velocity Range | 1000~9999 m/s |
| ML160 | 0.1/0.01mm |
| Accuracy | ±(0.5%Thickness+0.04)mm, depends on materials and conditions |
| Units | Metric/Imperial unit selectable |
| Power Source | Two “AA” size, 1.5 Volt alkaline batteries. 100 hours typical operating time (EL backlight off |
| Communication | USB port |
| Outline dimensions | 132H X 76.2W mm 345g |
| Memory | 20 files (up to 99 values for each file) of stored values |
| Mode | Four measurements readings per second for single point measurement, and ten per second for Scan Mode
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Appendix A: Transducer Selection
| Model | Frequency MHz | Diameter mm | Measuring Range | Lower limit | Description |
| N02 | 2．5 | 14 | 3.0mm～300.0mm (In Steel) | 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 | 12 | 3～200mm (In Steel) | 30 | For high temperature (lower than 300℃) measurement |
| Material | Sound Velocity | |
| In/us | m/s | |
| Aluminum | 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 |
| Epoxy resin | 0.100 | 2540 |
| Ice | 0.157 | 3988 |
| Nickel | 0.222 | 5639 |
| Plexiglass | 0.106 | 2692 |
