Desk Type Series of Acoustic Emission
Hard disk parameters of SAEU3H Series
The maximal acquisition frequency is 10M dolt/s, sample rate can be adjusted continuously, and each channel can be set independently.
Data transferring Rate
The maximum data transferring rate of single USB3.0 interface is higher than 300MB/S, the maximum data transferring rate of two separate USB3.0 interface is higher than 600MB/S.
Acquisition of continuous waveform
Acquisition frequency10M/S¡¢16-bit accuracy¡¢15 channels acquisition of continuous wave
Data acquisition of broad channel
Acquisition frequency:10M/S¡¢accuracy 16-bit¡¢data
acquisition of 200 channels, data storage won¡¯t be lost¡£
Channel quantity of acquisition card
Each acquisition card has four independent channels.
Storage capacity of acquisition card
1 GB for each acquisition card
Two kinds of basic machine case:20 channels¡¢48 channels
Several cases can be cascaded and form 200 channels AE system, each case can be used as independent host machine.
AE signal processing
Each hard disk of acquisition card obtains AE parameters
characteristically, can be extracted in real time, its channel can be set up independently.
of the waveform
The maximum acquisition length of single waveform, sample rate of each channel can reach 128k at the same time, also the channel can be set independently.
Pre-acquisition function of the waveform
Pre-triggering, preliminary acquisition length can reach 128¡À10V k sampling point , the channel can be set independently.
AE input signal range
¡À10V£¬downward adjusting signal range can be ¡À5V£¬¡À2V£¬¡À1V£¬¡À0.1V£¬the channel can be set independently.
1kHz-2.5MHz£¨-3dB band width£©
20kHz¡¢100kHz¡¢400kHz three High pass filter, 100kHz¡¢400kHz¡¢1200kHz three low-pass filter, customer can choose different combination, can set up one by one independently.
Real-time digital filter of hardware
The parameters of direct-pass¡¢direct-pass¡¢high-pass¡¢low-pass¡¢ban-pass and band-hinder can be set up at random between 0kHz-2MHz.
Noise of main machine
The Maximum signal range
100dB( using 40dB preamplifier, the sensor output is 100 mAh)
Threshold arrival time¡¢peak magnitude arrival time¡¢amplitude¡¢ring counts¡¢duration¡¢relative energy¡¢absolute energy¡¢signal intensity¡¢rise counts¡¢rise time¡¢RMS¡¢ASL¡¢initial phase¡¢12 outside parameters¡¢Frequency Centroid¡¢peak magnitude frequency¡¢5 partial power spectrum¡¢original frequency¡¢resounding frequency¡¢average frequency
External parameter acquisition
Standard layout of this instrument is with 8 analog signal channels, maximally can be expanded to 96 channels. The total sample rate of external parameter achieves 1M sampling spot per second.
Acquisition accuracy of the external parameter is 16-bit, parametric input -range is ¡À10V, and can be changed into physical unit of signal source.
The main outputs the alarming controlling signal through switch and light.
Case size of four channels: 125mm¡Á125mm¡Á50mm(length¡Áwidth¡Áheight)
Case size of twenty channels: 308mm¡Á225mm¡Á133mm (length¡Áwidth¡Áheight)
Case size of forty eight channels: 308mm¡Á225mm¡Á133mm (length¡Áwidth¡Áheight)
l High integration and easy to carry;
l Customer can choose different cases and quantity based on different demand, also can Configure the chassis and acquisition cards to form a multi-channel AE system, multi-chassis can be cascaded to build a large-channel AE system; each case can be used as separate main machine, and can be expanded to more than 200 channels;
l Data communication between AE chassis and computer via USB3.0, LAN and optical fiber;
l Optional network port composes a variety of AE network system, such as local area network, wireless network and Ethernet for remote control etc.;
l Each AE card has 1Gb large capacity DDR memory, to ensure that instantaneous transmission of mass data is not lost;
l Multi-trigger modes for waveform acquisition: threshold, time driven, external, parametric, then can meet any kind of acquisition need;
l Synchronous waveform acquisition mode is just like synchronous multi-channel oscilloscopes: if one channel is triggered then all other channels are also triggered by this triggered channel synchronously;
l Hardware Real-time digital filter: pass-through, high-pass, low-pass, band-pass and band-stop filter can be set at any frequency on the range of 1.0kHz-2.2MHz, the continuous waveform is reconstructed after digital filtering, and then the AE hit data are extracted by reconstructed waveform. All these digital signal processing are done real-time by embedded software in chip;
l Hardware real-time FFT analysis: continuous signal processing to FFT frequency domain waveform and power spectrum parameter output on acquisition card, channel can be set independently.
l Automatic detection of preamplifier status to fit supply voltage of different preamplifier, Convenient to field debugging;
l Automated sensor test (AST): Built-in AST function, used for automated pulsing and receiving, as well as sensor coupling / sensitivity checks;
l Innovative motherboard design can do intellectual data management according to different kind of acquisitions, at the same time can expand other kind of board card, can achieve long-term motoring¡¢storage and remote transmission.
l Aluminum alloy shell, full-shield design of chassis frame and panel conductive interworking to improve anti-electromagnetic interference;
l Power and thermal dissipation design in accordance with aerodynamics and thermodynamics, to ensure the stability of the instrument long-term operation in harsh conditions;
l Standard industrial chassis like PXI pluggable function module, good scalability and modularity, easy to maintain and upgrade;
l Multiple indicators displayed on the panel,such as power supply¡¢USB communication¡¢running¡¢ hit¡¢ waveform¡¢alarming¡¢ parametric¡¢cascade, so as to observe the operational status timely. Once triggered, alarming outputs.
Description of Date Transferring Rate
l The continuous passing rate visa single USB3.0 interface is Up to 300MB/s, which can meet parametric acquisition of 3,000,000 hits/s or continuous waveform acquisition of 300MB/s.
l Up to 600MB/s via double independent USB3.0 interfaces, corresponding doubled the hits and waveform sampling.
l Can ensure continuous waveform sampling of 15 AE channels at 10M/s sampling rate and 16-bit sampling resolution, or 30 AE channels at 5M/s sampling rate and 16-bit sampling resolution, or 50 AE channels at 3M/s sampling rate and 16-bit sampling resolution, or 150 AE channels at 1M/s sampling rate and 16-bit sampling resolution.
Description of Data Communication
With USB 3.0 data communication of acquisition system, our SAEU3H can meet the demand of instantaneous bulk data communication and storage, and is stable and reliable. Meanwhile, optional network communication interface and electronic hard disk can be selected, to be used in acquisition control and data transmitting. The electronic hard disk stores the data locally to ensure that the data is not lost, also can be used in remote monitoring and other special acquisition environment.