Description
The PXI-6251 is a multifunction DAQ device belonging to the PXI Multifunction DAQ category, designed to meet a wide range of data acquisition needs. This device is identified by part numbers 191325C-03, 779631-01, 191325F-13L, and 779117-01, indicating various configurations or accessory options available for this model.
It features 8 differential or 16 single-ended analog input channels, providing the flexibility to handle a variety of signal types. Additionally, the device is equipped with 2 analog output channels and 24 digital I/O channels, enabling it to perform both input and output operations efficiently. The analog inputs have a resolution of 16-bit, ensuring precise measurement capabilities.
For connectivity, the PXI-6251 uses a 1 68-pin VHDCI connector, and is compatible with 2 m shielded SHC68-68-EPM Cable and SCB-68 Spring-Screw Terminal connector block, facilitating easy and secure connections to external devices and sensors. The device is also compatible with NI-DAQmx drivers, simplifying integration and programming within data acquisition systems.
To ensure accurate performance, a recommended warm-up time of 15 minutes is advised before use. Additionally, to maintain its precision, the device should undergo calibration at least once every 2 years.
The PXI-6251 is lightweight, weighing just 7.8 oz, and is designed to operate within a temperature range of 0 °C to 55 °C, making it suitable for a variety of environments and applications.
| Specification | Detail |
|---|---|
| Part Number | 191325C-03, 779631-01, 191325F-13L, 779117-01 |
| Category | PXI Multifunction DAQ |
| Model | PXI-6251 |
| Analog Input Channels | 8 differential or 16 single-ended |
| Analog Output Channels | 2 |
| Digital I/O Channels | 24 |
| Analog Input Resolution | 16-bit |
| Compatible Cabling | 2 m shielded SHC68-68-EPM Cable |
| Compatible Connector Block | SCB-68 Spring-Screw Terminal |
| I/O Connector | 1 68-pin VHDCI |
| Driver Compatibility | NI-DAQmx |
| Recommended Warm-Up Time | 15 minutes |
| Calibration Period | At least once every 2 years |
| Weight | 7.8 oz |
| Operating Temperature Range | 0 °C to 55 °C |
Question 1: What is the resolution of the PXI-6251’s analog inputs?
Answer 1: 16-bit
Question 2: How many analog outputs does the PXI-6251 have?
Answer 2: 2 analog outputs
Question 3: What type of connector does the PXI-6251 use?
Answer 3: 68-pin VHDCI connector
Question 4: What is the PXI-6251’s recommended calibration interval?
Answer 4: Every 2 years
Question 5: What driver is the PXI-6251 compatible with?
Answer 5: NI-DAQmx drivers



