產(chǎn)品詳情
SECG 4.0心電性能測試儀
專為心電類產(chǎn)品一致性測試設(shè)計(jì)的性能測試儀，適用于研發(fā)、法規(guī)符合性及產(chǎn)線測試。高準(zhǔn)確度和低噪聲設(shè)計(jì)，使您的測試更加準(zhǔn)確。
產(chǎn)品簡介
專為心電類產(chǎn)品一致性測試設(shè)計(jì)的性能測試儀，適用于研發(fā)、法規(guī)符合性及產(chǎn)線測試。高準(zhǔn)確度和低噪聲設(shè)計(jì)，使您的測試更加準(zhǔn)確。符合國際及國內(nèi)新版標(biāo)準(zhǔn): IEC 60601-2-25、IEC 60601-2-27、IEC 60601-2-47、ANSI/AAMI EC11、ANSI/AAMI EC13、YY1079、YY1139、YY0782、YY0885、JJG 760、JJG 1041、JJG 1042
產(chǎn)品特點(diǎn)
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可供心電診斷、可攜式心電設(shè)備及監(jiān)護(hù)儀完成性能測試
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內(nèi)建標(biāo)準(zhǔn)要求之測試線路和自選開關(guān)
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良好的屏蔽及接地設(shè)計(jì)可輕松完成嚴(yán)格的測試要求，如：輸入阻抗
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輸出振幅及頻率準(zhǔn)確度<±1%
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多參數(shù)可調(diào)的直流偏移及起搏訊號(hào)
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可加載及播放臨床試驗(yàn)所錄的心電訊號(hào)
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可由外部任意波形發(fā)生器輸入訊號(hào)，且精確衰減1000 倍
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提供軟件開發(fā)工具包(Software Development Kit) 讓用戶自行開發(fā)全自動(dòng)化測試軟件
產(chǎn)品概述
| Parameter | Specification | ?System capability? |
|---|---|---|
| Main output voltage accuracy | ±1% for amplitudes of 0.5mVpp or higher | ±0.3% |
|
Main output voltage resolution (DAC resolution) |
2.5μV | In version 4.0, a single output range is used |
| Frequency / pulse repetition rate accuracy | ±1% | ±0.1% |
| Pulse duration / timing accuracy | ±1ms | ±0.2ms |
| Pacing pulse b accuracy | ±5μs | ±1μs |
| Pacing pulse amplitude accuracy, range |
±2mV pulse: ±1% >2mV pulse: ±10% Range: ±2mV to ±700mV |
±2mV pulse: ±0.3% 100mV pulse: ±1% or ±5mV |
| Pacing pulse characteristics |
Rise/fall time 5μs Overshoot <1% Settling time <1% |
|
| Pacing pulse overshoot (intentional) | Method A according to IEC 60601-2-27 |
|
| Resistor tolerance | ±1% | ±0.5% |
| Capacitor tolerance | ±5% | ±5% |
|
Precision 1000:1 divider (100KΩ:100Ω) |
±0.1% | ±0.05% |
| Sample rate | 5kHz ± 0.1% | 5kHz ± 0.05% (50ppm) |
| DC offset (fixed, noise free, sourced from internal super capacitor) | 300mV ± 1% | 300mV ±0.1% |
| DC offset (variable, may include up to 50μVpp noise) | Setting ±1% or ±3mV | Setting ±1% or ±3mV |
| Power supply |
USB +5Vdc supply (no separate power supply required) 0.5A (high power mode) |
Typical load<0.25A, up to 0.45A is possible if all relays are turned on |
| Environment |
15 ~ 30°C? 30 ~ 80% RH? |
