Description
The SCXI-1521 is identified by its part number 190939A-01, with an alternate part number of 777966-21. This product falls under the category of SCXI & Legacy, emphasizing its specialized application in that domain. It is renowned for being a 24-Channel Universal 1/4 Strain/Bridge, catering to a wide array of applications requiring precise strain or bridge measurements.
The device boasts 24 Analog Input Channels, allowing for extensive data collection and analysis capabilities. It features a 10 Hz, 2-pole Butterworth filter, which is instrumental in reducing signal noise and improving the quality of the output signal for more accurate readings. Flexibility in operation is provided through programmable excitation levels, which can be adjusted over 1,024 levels from 0-5 V, ensuring optimal conditions for a variety of sensors.
For ease of maintenance and accuracy, the SCXI-1521 includes an onboard calibration EEPROM. This facilitates easy calibration, ensuring that the device maintains high accuracy over time. Additionally, shunt calibration resistors are available for each channel, further enhancing the device’s utility and accuracy in measurement tasks.
Software compatibility is broad, with support for both Traditional NI-DAQ and NI-DAQmx, allowing for seamless integration into existing systems and easy adoption for new users. Despite its obsolete status, the SCXI-1521 remains available for purchase and repairs by Apex Waves, ensuring that users can continue to rely on this versatile and reliable device for their measurement needs.
| Specification | Detail |
|---|---|
| Part Number | 190939A-01 |
| Alternate Part Number | 777966-21 |
| Category | SCXI & Legacy |
| Model | SCXI-1521 |
| Description | 24-Channel Universal 1/4 Strain/Bridge |
| Channel Count | 24 Analog Input Channels |
| Filter | 10 Hz, 2-pole Butterworth filter |
| Excitation Levels | Programmable over 1,024 levels from 0-5 V |
| Calibration | Onboard calibration EEPROM |
| Shunt Calibration Resistors | Available for each channel |
| Software Compatibility | Traditional NI-DAQ and NI-DAQmx |
| Obsolete Status | Announced but available for purchase and repairs by Apex Waves |
Question 1: What is the part number of the SCXI-1521?
Answer 1: 190939A-01; alternate part # 777966-21.
Question 2: How many input channels does the SCXI-1521 have?
Answer 2: 24 Analog Input Channels.
Question 3: What filter does the SCXI-1521 feature?
Answer 3: 10 Hz, 2-pole Butterworth filter.
Question 4: Is onboard calibration available on the SCXI-1521?
Answer 4: Yes, it includes onboard calibration EEPROM.
Question 5: Can the SCXI-1521 work with Traditional NI-DAQ and NI-DAQmx?
Answer 5: Yes, it’s compatible with both software platforms.



