- Alternative Energy Generators[1]
- Solar Cells[3]
- Briefcases[6]
- Switching Power Supply[4]
- Level Measuring Instruments[1]
- Gauges[2]
- Sensors[9]
- Other Measuring & Gauging Tools[1]
- Testing Equipment[1]
- Digital Voice Recorders[1]
- Other Electronic Measuring Instruments[1]
- Other Analysis Instruments[1]
- Software[1]
- Alarm[1]
- Air-Compressor Parts[1]
- Uninterrupted Power Supply (UPS)[1]
- Nuts[2]
- Screws[10]
- Cast & Forged[1]
- Springs[1]
- Pipe Fittings[1]
- Bolts[1]
- Magnetic Materials[1]
- Contact Person : Mr. Lei Brian
- Company Name : Xi'an Space Star Technology (Group) Corporation
- Tel : 0086-029-85339307
- Fax : 0086-029-85254498
- Address : Shaanxi,Xi'an,No.493,Chang-An-Nan Road, Space Building
- Country/Region : China
- Zip : 710061
Miniature Triaxial Vibration Transducers SD20, SD21, SD22, SD23
Detailed Product Description
Destination:
- Simultaneous measuring of triaxial-oriented vibration and shock accelerations in portative diagnostic systems and during laboratory studies.
Features:
- Three shear sensing elements design.
- Combination of small overall dimensions and acceptable sensitivity.
- One-piece three-core antivibration cable (only for SD20, SD21, SD22).
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Parameter | Unit | SD20 | SD21 | SD22 | SD23 |
Axial sensitivity (± 20 %) | pC/g*1 | 2 | 2 | 1 | 0.2 - 0.3 |
Relative | % | < 5 | < 5 | < 5 | < 5 |
Amplitude range | g*1 | ± 5 000 | ± 10 000 | ± 25 000 | ± 20 000 |
Max.shock limit | g*1 | ± 10 000 | ± 20 000 | ± 50 000 | ± 50 000 |
Operating | °C | - 60+ 150 | - 60+ 150 | - 60+ 150 | - 60+ 150 |
Frequency range | Hz | 0.518 000 | 0.520 000 | 0.522 000 | 0.530 000 |
Self-resonant frequency | kHz | > 50 | > 55 | > 80 | > 80 |
Strain sensitivity | g·m/µm | < 0.000 5 | < 0.000 5 | < 0.000 5 | < 0.000 5 |
Capacitance | pF | 600900 | 600900 | 500700 | 400700 |
Insulation resistance | MOhm | > 10 000 | > 10 000 | > 10 000 | > 1 000 |
Design | - | Shear | Shear | Shear | Shear |
Housing material | - | titanium alloy | titanium alloy | titanium alloy | titanium alloy |
Built-in cable length | m | 2*2 | 2*2 | 2*2 | 2*2 |
Bottom insulation | - | yes | no | no | no |
Weight | gram | 5 (8) | 5 (8) | 4 (6) | 3.1 |
General view of SD20 |
| General view of SD21 |
|
General view of SD22
General view of SD23
The typical electrical circuit of SD20, SD21, SD22, SD23
Additional order accessories:
- calibrators ;
- charge amplifiers , ;
- measuring amplifiers ;
- adapter box (in set with charge amplifier );
- cables ;
- connector adapters ;
- wax for mounting (for SD20, SD23);
- magnet mounting bases .
*1 - 1g = 9.807 m·s-2 or 10 m·s-2 = 1.02 g;
*2 - to be determined when making out an order.
