2通道頻譜分析儀可獨立使用,也可用于自動控制系統(tǒng)中,用于科研和工業(yè)控制。與我們配套的控制軟件聯(lián)合使用后可具有如下功能:
實時信號分析,分析先前記錄的信號
基于并行數(shù)字濾波器的倍頻程和1/3倍頻程分析
窄帶頻譜分析
AC/DC電壓測量
電子信號頻率測量
正弦信號和直流信號的產(chǎn)生
信號記錄(信號的數(shù)字化值保存在設(shè)備的存儲器中)
2通道頻譜分析儀特點
2輸入通道
集成功率放大器
支持ICP(IEPE),DeltaTron,ISOTRON傳感器,
緊湊設(shè)計
2通道頻譜分析儀規(guī)格參數(shù)
| Technical specifications | |||
|---|---|---|---|
| Input specifications | |||
| Number of channels | 2 | ||
| Input type | by voltage ICP by charge | ||
| Input voltage range at the minimal amplification ratio | ±10 mV | ||
| Programmable amplification ratios | 1, 10, 100 | ||
| Frequency ranges of the simultaneously analyzed signals | DC…20, DC…200, DC…2 000, DC…20 000 Hz | ||
| Anti-aliasing filtration of signals | up to 40 kHz | ||
| LPF filters are implemented as digital Butterworth filters 120 dB/oct for the following sampling frequencies: | 50 Hz, 500 Hz, 5 kHz, 50 kHz | ||
| Digital filters with frequency adjustment in compliance with the provisions of IEC 61672-1:2002 | А, В, С, D for the 1-st class precision noise meters | ||
| Input specifications in the “Charge” mode | |||
| Amplification ratio by charge | 1 mV/pC; 10 mV/pC; 100mV/pC | ||
| Maximal input charge (peak value) at the amplification ratio “1”, min. | 104 pC | ||
| Operating frequency range at the limits of -3dB at the non-linear distortion ratio below 10%: | 0,1… 20 000 Hz | ||
| RMS noise value applied to the input in the “Charge” mode for the capacity of the transducer of 1 nanofarad in the frequency range of 0.1 Hz … 20 kHz (at the amplification ratio of 1 mV/pC), max. | 0,05 pC | ||
| Output specifications | |||
| Analog outputs number | 1 | ||
| Output voltage range at the minimal amplification ratio | ±10 mV | ||
| Frequency range of the generated signal | 0,03… 20 000 Hz | ||
| Output resistance | 50 Ohm | ||
| Maximal output current | 20 mA | ||
| Digital input/output | |||
| Digital input | 8 bit | ||
| Digital output | 8 bit | ||
| Digital input/output logic type | TTL | ||
| Metrological specifications | |||
| Input | |||
| Dynamic range | 110 dB | ||
| Channels non-identity in the passband | 0,1 % | ||
| Cross-channel phase difference | 1° per 10 kHz | ||
| Intrinsic noise level applied to the input at the entire pass-bａnd and at the maximal possible amplification ratio, max. | 1 µV | ||
| Output | |||
| Admissible error limits for the frequency value in the range of 10…20 000 Hz | ±0,1 % | ||
| Admissible error limits for the frequency value in the range of 0,03…10 Hz | ±10 % | ||
| Admissible error limits for output DC and AC voltage | ± (0,005U + 10) mV | ||
| Harmonic ratio of the generated sinusoidal signal | 0,1 % | ||
| Operational specifications | |||
| Dimensions | 160 × 130 × 35 mm | ||
| Weight | 0,6 kg | ||
| Consumed power | max 6 W | ||
| Types of supported transducers | ICP (IEPE), DeltaTron, ISOTRON | ||
| Possibility of synchronization with other FFT Spectrum analyzers | yes | ||
| Non-volatile memory volume (flash-drive)* | up to 32 Gb | ||
| Sampling frequency of the data recording to the flash drive by a channel * | 50 kHz | ||
| Duration of data recording to the flash-drive by all the channels at maximal sampling frequency* | 43,2 hrs | ||
| Data rate via Ethernet | |||
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