SCXI-1142

Description

The National Instruments SCXI-1142 Lowpass Filter Input Module, with Part Number 776572-42, incorporates 8th-order Bessel filters across its eight channels to ensure precise signal processing. It is designed to be compatible with National Instruments E/M Series DAQ instruments, providing versatility for a range of applications. The module operates in both multiplexed and parallel modes, catering to different system requirements.

This advanced module utilizes a technology that combines Switched Capacitor Filters (SCFs) and Continuous-Time Filters (CTFs), offering a robust solution for signal amplification and filtering. To maintain accuracy and reliability, the SCXI-1142 is equipped with calibration hardware for offset error correction, software-programmable input zeroing, and DC compensation circuits.

For long-term stability and ease of maintenance, the module features an onboard EEPROM that stores calibration constants securely. Despite its obsolete status announced by National Instruments, the SCXI-1142 remains accessible for purchase and repairs through Apex Waves, ensuring continued support for existing systems.

Question 1: What kind of filtering technology does the National Instruments SCXI-1142 Lowpass Filter Input Module use, and how does it ensure accuracy and reliability in signal processing?
Answer 1: The National Instruments SCXI-1142 Lowpass Filter Input Module uses a combination of Switched Capacitor Filters (SCFs) and Continuous-Time Filters (CTFs) to provide signal amplification and filtering, and it ensures accuracy and reliability through onboard calibration hardware for offset error correction, software-programmable input zeroing, and DC compensation circuits.

Question 2: What type of filters does the National Instruments SCXI-1142 Lowpass Filter Input Module use across its eight channels to ensure precise signal processing?
Answer 2: The National Instruments SCXI-1142 Lowpass Filter Input Module employs a combination of Switched Capacitor Filters (SCFs) and Continuous-Time Filters (CTFs) for signal processing, ensuring accuracy and reliability through onboard calibration hardware for offset error correction, software-programmable input zeroing, and DC compensation circuits.

Question 3: What type of filters does the National Instruments SCXI-1142 Lowpass Filter Input Module use, and how many channels are equipped with these filters?
Answer 3: The National Instruments SCXI-1142 Lowpass Filter Input Module uses 8th-order Bessel filters and is equipped with eight channels that feature these filters.

Question 4: What type of filters does the National Instruments SCXI-1142 Lowpass Filter Input Module employ across its eight channels, and how does it ensure long-term stability and ease of maintenance?
Answer 4: The National Instruments SCXI-1142 Lowpass Filter Input Module employs 8th-order Bessel filters across its eight channels, and it ensures long-term stability and ease of maintenance with an onboard EEPROM that securely stores calibration constants.

Question 5: What kind of filter technology does the National Instruments SCXI-1142 Lowpass Filter Input Module use to provide signal amplification and filtering, and how does it ensure accuracy and reliability in its operation?
Answer 5: The National Instruments SCXI-1142 Lowpass Filter Input Module uses 8th-order Bessel filters across its eight channels to ensure precise signal processing.