Description
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The National Instruments PXI-7841 is part of the PXI R Series and is identified by its part number 198219A-04L (780337-01). This multifunction reconfigurable I/O module is designed for a wide range of applications, making it a versatile choice for engineers and researchers.
At the heart of the PXI-7841 is the Virtex-5 LX30 FPGA module, which provides substantial processing power and flexibility. The module is equipped with 8 analog input channels and 8 analog output channels, allowing for simultaneous data acquisition and control. Each channel supports a maximum sampling rate of 200 kS/s, ensuring accurate and timely data collection.
The PXI-7841 offers a variety of input modes, including DIFF, RSE, and NRSE, which are software-selectable for added convenience. With a 16-bit resolution, this module provides high precision for both input and output signals. The input impedance is rated at 10 GΩ parallel with 100pF, and the coupling method is DC, which is suitable for a wide range of signal types.
Designed to handle a variety of signal levels, the PXI-7841 can work with a maximum voltage of ±12 V in both single and common modes. It offers a bandwidth of 1 MHz for small signals and 500 kHz for large signals, ensuring that the module can accurately process signals of different magnitudes.
This module is not just about analog signals; it also boasts 96 digital I/O lines, enhancing its utility in digital signal processing and control applications.
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| Specification | Detail |
|---|---|
| Part Number | 198219A-04L (780337-01) |
| Category | PXI R Series |
| Model | PXI-7841 |
| Description | National Instruments PXI-7841 PXI Multifunction Reconfigurable I/O Module |
| FPGA Module | Virtex-5 LX30 |
| Analog Input Channels | 8 |
| Analog Output Channels | 8 |
| Maximum Sampling Rate | 200 kS/s per channel |
| Input Modes | DIFF, RSE, NRSE (Software-selectable) |
| Resolution | 16-bit |
| Input Impedance | 10 GΩ parallel with 100pF |
| Coupling | DC |
| Maximum Working Voltage | ±12 V (single and common modes) |
| Bandwidth | 1 MHz (small signals), 500 kHz (large signals) |
| Digital I/O Lines | 96 |
| Connectors | Question 1: What is the part number for the PXI-7841? Answer 1: 198219A-04L (780337-01) Question 2: What FPGA model does the PXI-7841 use? Question 3: How many analog input and output channels does the PXI-7841 have? Question 4: What is the maximum sampling rate of the PXI-7841? Question 5: What is the maximum voltage the PXI-7841 can handle? |
