Product introduction of TST5910 dynamic strain measurement system:
1. Adopt standard portable imported chassis, fully shielded chassis structure design, effectively improve the anti-interference ability on site.
2. Each channel's independent 16-bit sigma-delta A / D converter and each channel's independent high-performance floating-point DSP constitute a high-performance anti-mixing filter with real-time digital filtering and analog filtering.
3. Adopt DDS high-precision frequency synthesis technology to ensure the parallel synchronous acquisition of all channels.
4. Adopts DMA data transmission technology to ensure real-time data transmission, real-time display, real-time analysis and real-time storage.
5. The system is equipped with a variety of pre-signal conditioners (ICP, strain, charge, etc.) to achieve simultaneous measurement of multiple signals.
6. A single computer can control up to 512 channels for simultaneous real-time acquisition, and multiple computers can be connected to the network to expand to 4096 channels.
7. Multi-channel parallel synchronous acquisition, the sampling frequency of each channel is up to 128K.
8. The imported Remo connector is used to better ensure the reliable transmission of small signals.
9. Adopt Q-FAN intelligent temperature control system to minimize the influence of temperature on the measurement result.
10. Provide interface programs of LABVIEW, VC, VB, CVI and other development platforms to facilitate users' secondary development.
11. Provide multi-channel speed measurement module to facilitate the user to monitor the running status of rotating machinery and fault diagnosis.
12. Function-rich control analysis software and modal analysis software, users can easily operate and process the collected data.
13. Comply with the usage conditions of GB6587.1-86-11.
14. Instrument interface: USB2.0, 1394 high-speed data transmission interface
(2) Detailed technical indicators:
1. Interface: USB2.0, 1394 high-speed data transmission interface
2. Expansion method: parallel
3. Synchronization mode: synchronous clock generator
4. Transient buffer: 512k sampling points / channel
5. Continuous sampling frequency:
a. Analysis frequency rounding
When 8 channels work simultaneously, each channel is 12.8, 25.6, 51.2, 128, 256, 512, 1.28k, 2.56k, 5.12k, 12.8k, 25.6k, 51.2k, 128k (Hz)
When 16 channels work simultaneously, each channel is 12.8, 25.6, 51.2, 128, 256, 512, 1.28k, 2.56k, 5.12k, 12.8k, 25.6k, 51.2k (Hz)
When 32 channels work simultaneously, each channel 12.8, 25.6, 51.2, 128, 256, 512, 1.28k, 2.56k, 5.12k, 12.8k, 25.6k (Hz)
When 64 channels work simultaneously, each channel is 12.8, 25.6, 51.2, 128, 256, 512, 1.28k, 2.56k, 5.12k, 12.8k, 25.6k (Hz)
When 128 channels work simultaneously, each channel is 12.8, 25.6, 51.2, 128, 256, 512, 1.28k, 2.56k, 5.12k, 12.8k (Hz)
When 256 channels work simultaneously, each channel is 12.8, 25.6, 51.2, 128, 256, 512, 1.28k, 2.56k, 5.12k (Hz)
When 512 channels work simultaneously, each channel is 12.8, 25.6, 51.2, 128, 256, 512, 1.28k, 2.56k (Hz)
b. Sampling frequency rounded
When 8 channels work simultaneously, each channel 10, 20, 50, 100, 200, 500, 1k, 2k, 5k, 10k, 20k, 50k, 100k (Hz)
When 16 channels work simultaneously, each channel 10, 20, 50, 100, 200, 500, 1k, 2k, 5k, 10k, 20k, 50 k (Hz)
When 32 channels work simultaneously, each channel 10, 20, 50, 100, 200, 500, 1k, 2k, 5k, 10k, 20k (Hz)
When 64 channels work simultaneously, each channel 10, 20, 50, 100, 200, 500, 1k, 2k, 5k, 10k (Hz)
When 128 channels work simultaneously, each channel 10, 20, 50, 100, 200, 500, 1k, 2k, 5k (Hz)
When 256 channels work at the same time, each channel 10, 20, 50, 100, 200, 500, 1k, 2k (Hz)
6. Transient sampling frequency:
When 512 channels work simultaneously, each channel is 12.8, 25.6, 51.2, 128, 256, 512, 1.28k, 2.56k, 5.12k, 12.8k, 25.6k, 51.2k, 128k (Hz)
7. Custom sampling frequency: the user can customize any sampling frequency under the condition of meeting the highest sampling frequency
8. Full scale value: ± 20mV, ± 50mV, ± 100mV, ± 200mV, ± 500mV, ± 1V, ± 2V, ± 5V, ± 10V, ± 20V
9. Linearity: 0.05% of full scale
10. Distortion: not more than 0.5%
11. System accuracy: less than 0.5% (FS) (measured after half an hour of preheating)
12. System stability: less than 0.5% (FS) (measured after half an hour of preheating)
13. Maximum analysis bandwidth: DC ～ 50kHz
14. Input mode: AC, DC, ICP, GND
15. Filter:
a. Analog filter: cut-off frequency is 10, 30, 100, 300, 1k, 3k, 10k, PASS (Hz) eight-step sub-switching
b. DSP digital filter: cut-off frequency is 1 / 2.56 times the sampling rate
c. Flatness (within the analysis frequency range): less than 0.05dB
d. Stop band attenuation: -150dB / oct
16. White noise: not more than 5μVrms (short circuit at the input, converted to the input at maximum gain and maximum bandwidth)
17. Common mode rejection ratio (CMR): not less than 100dB
18. Common mode voltage (DC or AC peak): less than ± 10V, DC ～ 60Hz
19. Time drift: less than 3μV / hour (short circuit at input, preheat for 1 hour, constant temperature, converted to input at maximum gain)
20. Temperature drift: less than 1μV / ℃ (in the allowable operating temperature range, the input terminal is short-circuited, at the maximum gain, converted to the input terminal)
21. A / D resolution: 16 bits
22. Input impedance: 10MΩ or 40PF
23. Trigger mode: combination trigger, external trigger, signal trigger
24. Power supply: AC220V (± 10%) 50Hz (± 2%) or DC 12V (9-18V)
25. Operating environment: applicable to group conditions of GB6587.1-86-â…¡
26. Dimensions:
317mm (length) × 236mm (width) × 88mm (height) (16 channels)
317mm (length) × 236mm (width) × 177mm (height) (32 channels)
317mm (length) × 482mm (width) × 177mm (height) (64 channels)
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