描述
NI PCI-4462是一款专为声音和振动应用设计的高精度数据采集板卡，属于NI的动态信号采集（DSA）设备系列，该产品已不再销售。以下是其产品详情：
采样率：204.8kS/s。
分辨率：24位sigma-delta模数转换器。
动态范围：118dB。
增益设置：六个不同的增益设置，输入范围为±316mV至±42.4V。
输入通道：四通道动态信号采集。
AC/DC耦合：3.4Hz AC/DC耦合。
IEPE电流：0、4或10mA，每个通道独立可选。
输入阻抗：启用IEPE时为1MΩ||240pF，伪差分。
电流噪声：小于300pA/Hz。
TEDS兼容性：符合IEEE 1451标准。
The NI PCI-4462 is a high-precision data acquisition board designed for audio and vibration applications,part of NI’s Dynamic Signal Acquisition(DSA)product family.This product is no longer sold.Here are its specifications:
Sampling Rate:204.8 kS/s
Resolution:24-bit sigma-delta ADC
Dynamic Range:118 dB
Gain Settings:Six selectable gain settings,input range from±316 mV to±42.4 V
Input Channels:Four-channel dynamic signal acquisition
AC/DC Coupling:3.4 Hz AC/DC coupling
IEPE Current:0,4,or 10 mA,selectable independently per channel
Input Impedance:1 MΩ||240 pF(pseudo-differential)when IEPE is enabled
Current Noise:<300 pA/√Hz
TEDS Compatibility:Compliant with IEEE 1451 standard
ABB Model: GBU72 3BHE055094R0002 Model: 3BHE055094R0002 GBU72 Model: GBU72 Model: 3BHE055094R0002 Model: 3BHE031197R0001 Model: 3BHB030310R0001 Model: 73BHE055094R0002 GBU72 Model: 73BHE055094R0002 Model: GBU72 Model: ABB PCS6000 PRODUCT FAMLIY ABB 5SHY4045L0006 3BHB030310R0001 3BHE039203R0101 GVC736CE101
