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PXI-6229 PXI?多功能?I/?O?模塊

價格

電議

型號

PXI-6229

品牌

美國NI

所在地

暫無

更新時間

2022-09-06 01:21:05

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次

產(chǎn)品描述

在單個PXI模塊中提供模擬I/O、數(shù)字I/O、計數(shù)器/定時器以及觸發(fā)功能的組合。

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PXI多功能I/O模塊提供多種不同的I/O，具有不同的通道數(shù)、采樣率和輸出速率，不同型號之間還具有的定時、觸發(fā)和同步。該模塊適用于實驗室研究、設(shè)計驗證測試和制造測試等工業(yè)應(yīng)用。PXI多功能I/O模塊還具有NI-DAQmx驅(qū)動程序和配置實用程序，可簡化配置和測量。NI-DAQmx支持NI編程環(huán)境以及Python、ANSI C、C#.NET和MathWorks MATLAB®軟件。

DEVICE SPECIFICATIONS

NI 6229

M Series Data Acquisition: 16-Bit, 250 kS/s, 32 AI, 48 DIO, 4 AO

The following specifications are typical at 25 °C, unless otherwise noted. For more

information about the NI 6229, refer to the M Series User Manual available at ni.com/

manuals.

Analog Input

Number of channels

16 differential or 32 single ended

ADC resolution

16 bits

DNL

No missing codes guaranteed

INL

Refer to the AI Absolute Accuracy section

Sample rate

Single channel maximum

250 kS/s

Multichannel maximum (aggregate)

250 kS/s

Minimum

No minimum

Timing accuracy

50 ppm of sample rate

Timing resolution

50 ns

Input coupling

Input range

±0.2 V, ±1 V, ±5 V, ±10 V

Maximum working voltage for analog

inputs (signal + common mode)

±11 V of AI GND

CMRR (DC to 60 Hz)

92 dB

Input impedance

Device on

AI+ to AI GND

>10 GΩ in parallel with 100 pF

AI- to AI GND

>10 GΩ in parallel with 100 pF

Device off

AI+ to AI GND

820 Ω

AI- to AI GND

820 Ω

Input bias current

±100 pA

Crosstalk (at 100 kHz)

Adjacent channels

-75 dB

Non-adjacent channels

-90 dB

Small signal bandwidth (-3 dB)

700 kHz

Input FIFO size

4,095 samples

Scan list memory

4,095 entries

Data transfers

PCI/PXI

DMA (scatter-gather), interrupts,

programmed I/O

USB

USB Signal Stream, programmed I/O

Overvoltage protection for all analog input and sense channels

Device on

±25 V for up to two AI pins

Device off

±15 V for up to two AI pins

Input current during overvoltage condition

±20 mA maximum/AI pin

Settling Time for Multichannel Measurements

Accuracy, full-scale step, all ranges

±90 ppm of step (±6 LSB)

4 μs convert interval

±30 ppm of step (±2 LSB)

5 μs convert interval

±15 ppm of step (±1 LSB)

7 μs convert interval

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