Description
The PXI-4138, manufactured by National Instruments, is a high-performance Source Measure Unit (SMU) capable of outputting 3 A of current and ±60 V of voltage. It operates across 4 quadrants and provides hardware-timed precision for accurate instrument timing.
This unit features a High-Speed Sequencing Engine and supports Direct DMA Streaming, which ensures efficient data transfer at a sample rate of 1.8 MS/s and an update rate of 100 kS/s. The output connector of the PXI-4138 includes Sense and Guard terminals to enhance measurement accuracy and reliability.
Furthermore, the PXI-4138 can be easily programmed with the NI-DCPower software driver, which is free and IVI-compatible, simplifying the configuration process for users and allowing for seamless integration into a variety of test and measurement applications.
| Specification | Details |
|---|---|
| Part Number | PXI-4138 |
| Manufacturer | National Instruments |
| Type | Source Measure Unit (SMU) |
| Current Output | 3 A |
| Voltage Output | ±60 V |
| Operation Quadrants | 4-quadrant |
| Instrument Timing | Hardware-timed precision |
| High-Speed Sequencing Engine | Yes |
| Direct DMA Streaming | Supported |
| Sample Rate | 1.8 MS/s |
| Update Rate | 100 kS/s |
| Output Connector | Includes Sense and Guard terminals |
| Software Driver | NI-DCPower (free, IVI-compatible) |
Question 1: What are the capabilities and features of the National Instruments’ PXI-4138 Source Measure Unit, and how does its software support enhance user experience in test and measurement applications?
Answer 1: The Sense and Guard terminals on the PXI-4138 enhance measurement accuracy and reliability by compensating for voltage drops due to wire resistance and by eliminating the effects of stray capacitance and leakage currents, respectively.
Question 2: What are the capabilities and features of the National Instruments PXI-4138 Source Measure Unit that enhance its performance in test and measurement applications?
Answer 2: The National Instruments PXI-4138 Source Measure Unit enhances its performance in test and measurement applications through its ability to output 3 A of current and ±60 V of voltage across 4 quadrants with hardware-timed precision, a High-Speed Sequencing Engine, Direct DMA Streaming for efficient data transfer at 1.8 MS/s sample rate and 100 kS/s update rate, and Sense and Guard terminals in the output connector for improved accuracy and reliability, all programmable via the free,
Question 3: What capabilities does the PXI-4138 Source Measure Unit from National Instruments offer in terms of current and voltage output, and which advanced features enhance its data transfer and measurement accuracy?
Answer 3: The PXI-4138 Source Measure Unit from National Instruments is capable of outputting 3 A of current and ±60 V of voltage, and it features advanced capabilities such as a High-Speed Sequencing Engine, Direct DMA Streaming for efficient data transfer at a sample rate of 1.8 MS/s and an update rate of 100 kS/s, and includes Sense and Guard terminals on the output connector to enhance measurement accuracy and reliability.
Question 4: What benefits do the Sense and Guard terminals provide to the PXI-4138’s measurement accuracy and reliability?
Answer 4: The PXI-4138’s High-Speed Sequencing Engine and Direct DMA Streaming contribute to its data transfer efficiency by enabling rapid and continuous data transfers without CPU intervention, supporting a high sample rate of 1.8 MS/s and an update rate of 100 kS/s.
Question 5: How does the PXI-4138’s High-Speed Sequencing Engine and Direct DMA Streaming contribute to its data transfer efficiency and what are the sample and update rates it supports?
Answer 5: The National Instruments’ PXI-4138 Source Measure Unit is a high-performance SMU capable of delivering 3 A of current and ±60 V of voltage across 4 quadrants with hardware-timed precision for accurate timing, and it features a High-Speed Sequencing Engine and Direct DMA Streaming for efficient data transfer at rates of 1.8 MS/s and an update rate of 100 kS/s. Its output connector includes Sense and Guard terminals to improve accuracy and reliability, while the free
