Description
The PCI-6221 is a PC-based Multifunction Data Acquisition (DAQ) device, part of the M Series manufactured by National Instruments. It is designed for a wide range of applications and comes with part numbers 779066-01 and 779418-01. This unit offers a versatile solution for your data acquisition needs with its 16 single-ended or 8 differential analog input channels, along with a high-resolution 16 bits analog input resolution. It achieves a data acquisition rate of 250 kS/s, enabling efficient data collection.
In addition to its impressive input capabilities, the PCI-6221 offers 2 analog output channels with an output rate of 833 kS/s for a single channel and 740 kS/s when both channels are utilized. This feature allows for high-speed output to control external devices. The signal environment is compatible with both 3.3 V and 5 V systems, ensuring versatility across different signal types.
The device boasts an analog input absolute accuracy of 3100 uV, ensuring precise measurements. It also includes two 32-bit counters/timers for additional measurement and control capabilities. For users requiring digital I/O, the PCI-6221 provides 8 correlated digital I/O channels in its 68-pin version, capable of up to 1MHz, and 2 channels in its 37-pin version, catering to various project requirements.
With 6 DMA channels, the device ensures efficient data transfers, minimizing CPU usage and allowing for smoother operation of your applications. Whether you are working in research, industrial automation, or any field requiring accurate and reliable data acquisition, the PCI-6221 is engineered to meet your needs.
| Feature | Description |
|---|---|
| Part Numbers | 779066-01, 779418-01 |
| Category | PC-based Multifunction DAQ |
| Model | PCI-6221 |
| Series | M Series |
| Manufacturer | National Instruments |
| Analog Input Channels | 16 single-ended or 8 differential |
| Analog Input Resolution | 16 bits |
| Data Acquisition Rate | 250 kS/s |
| Analog Output Channels | 2 |
| Analog Output Rate | 833 kS/s (single channel), 740 kS/s (dual channels) |
| Signal Environment | 3.3 V or 5 V |
| Analog Input Absolute Accuracy | 3100 uV |
| Counters/Timers | Two 32-bit |
| Correlated Digital I/O (DIO) | 8 (68-pin version up to 1MHz), 2 (37-pin version) |
| DMA Channels | 6 |
| Weight |
Question 1: What is the acquisition rate of the PCI-6221? Question 2: How many AI channels does the PCI-6221 have? Question 3: What are the AO channels output rate for PCI-6221? Question 4: What is the analog input accuracy of PCI-6221? Question 5: How many DMA channels does the PCI-6221 offer? |



