Description
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The multifunction I/O device from the USB-621x product line by National Instruments is designed for versatility and performance. The device features an array of part numbers including 780169-01, 780107-01, 781003-01, 780171-01, 197504-03, 198402B-03L, and 197493B-03L, catering to a wide range of applications.
This device connects via a USB 2.0 bus type, ensuring easy integration with modern computer systems. Being bus-powered, it simplifies setup and operation by eliminating the need for an external power source. The device boasts 16 analog input channels and 2 analog output channels, along with 32 digital I/O channels, making it highly adaptable for various data acquisition tasks.
The maximum sampling rate of 400 kS/s and an update rate of up to 250 kS/s allow for precise and timely data analysis. It features an absolute accuracy for analog input of 2710 µV, ensuring reliable measurements. The device supports a variety of connector types including SCSI, Screw Terminal, and BNC, offering flexibility in physical connections.
With a FIFO buffer size of 4095 samples, it can handle large bursts of data without losing integrity. The device includes two 32-bit resolution counters/timers, supporting precise time-based operations and measurements. It operates on base clock frequencies of 10 MHz and 100 kHz, suitable for a broad spectrum of applications.
Software compatibility is extensive, including support for LabVIEW, LabWindows/CVI, Measurement Studio, and Linux OS, ensuring seamless integration into existing frameworks. The physical
| Feature | Description |
|---|---|
| Part Numbers | 780169-01, 780107-01, 781003-01, 780171-01, 197504-03, 198402B-03L, 197493B-03L |
| Manufacturer | National Instruments |
| Product Line | USB-621x |
| Device Type | Multifunction I/O Device |
| Bus Type | USB 2.0 |
| Power Source | Bus-powered |
| Analog Input Channels | 16 |
| Analog Output Channels | 2 |
| Digital I/O Channels | 32 |
| Sampling Rate (max) | 400 kS/s |
| Update Rate (max) | 250 kS/s |
| Absolute Accuracy (Analog Input) | 2710 µV |
| Connector Types | SCSI, Screw Terminal, BNC |
| FIFO Buffer Size | 4095 samples |
| Counters/Timers | 2 (32-bit resolution) |
| Base Clock Frequencies | 10 MHz, 100 kHz |
| Software Compatibility | LabVIEW, LabWindows/CVI, Measurement Studio, Linux OS |
| Physical Dimensions (BNC model) | 9.25 x 4.40 x 2.50 in. |
| Physical Dimensions (Mass termination model) | 7.61 x 3.68 x 1.20 in. |
| Physical Dimensions (Screw terminal model) |
