Description
The product with the part number 781214-01 falls under the category of a Power Sensor. Specifically, it is the USB-5681 model from National Instruments, described as the National Instruments USB-5681 RF Power Sensor Device. This sophisticated device is designed to accommodate a wide frequency range, from 10 MHz to 18 GHz, making it versatile for various applications.
Its capability to handle input signal strength from -40 dBm to +20 dBm further extends its utility. The measurement ranges of this device are quite comprehensive, spanning from +20 dBm to -7 dBm, and from -7 dBm to -40 dBm, enabling it to cover a broad spectrum of signal strengths with precision.
The USB-5681 model boasts a bandwidth support of 50 kHz and can achieve a measurement speed of 100 samples per second (S/s). This high speed allows for real-time monitoring and adjustments in various testing scenarios. Moreover, it maintains a typical uncertainty of less than 3%, ensuring accurate measurements.
Adhering to rigorous safety standards, this power sensor complies with multiple certifications, including IEC 61010-1, EN 61010-1, UL 61010-1, and CSA C22.2 No. 61010-1. Such compliance underscores its reliability and safety for users.
For its power requirements, the device operates on 5 VDC, drawing 450 mA. It is designed to withstand a maximum voltage at the RF port of ±20 VDC, and it can handle an absolute maximum power of +30 dBm. These specifications ensure that the USB-5681 is both a powerful and resilient tool for professionals working with RF power measurements.
| Specification | Detail |
|---|---|
| Part Number | 781214-01 |
| Category | Power Sensor |
| Model | USB-5681 |
| Description | National Instruments USB-5681 RF Power Sensor Device |
| Frequency Range | 10 MHz to 18 GHz |
| Input Signal Strength | -40 dBm to +20 dBm |
| Measurement Ranges | +20 dBm to -7 dBm, -7 dBm to -40 dBm |
| Bandwidth Support | 50 kHz |
| Measurement Speed | 100 S/s |
| Typical Uncertainty | <3 % |
| Safety Standards | IEC 61010-1, EN 61010-1, UL 61010-1, CSA C22.2 No. 61010-1 |
| Input Voltage and Current | 5 VDC, 450 mA |
| Maximum Voltage at RF Port | ±20 VDC |
| Absolute Maximum Power | +30 dBm |
Question 1: What is the frequency range of the USB-5681?
Answer 1: 10 MHz to 18 GHz
Question 2: What input signal strength can the USB-5681 measure?
Answer 2: -40 dBm to +20 dBm
Question 3: What is the measurement speed of the USB-5681?
Answer 3: 100 samples per second
Question 4: What power does the USB-5681 operate on?
Answer 4: 5 VDC, 450 mA
Question 5: What is the USB-5681’s typical uncertainty?
Answer 5: <3%
