Description
The NI-9237 is a Simultaneous Strain Bridge Input Module designed for high precision measurements. This module is uniquely identified by part numbers 780264-01, 779521-01, and 780264-02, catering to various connectivity and coating requirements.
It features 4 channels, enabling multiple data acquisitions simultaneously. The module boasts a sample rate of 50 kS/s/Ch, providing fast and accurate data collection. With an ADC resolution of 24-Bit, it ensures high-resolution outputs for precise analysis.
The NI-9237 supports both RJ-50 and DSUB connectors, enhancing its compatibility with different types of sensors and setups. Specifically, the front connector types include D-Sub for part numbers 780264-01 and 780264-02, and RJ-50 for part number 779521-01, offering flexibility in connectivity options.
Regarding durability, the module’s conformal coating varies; it is not present in part numbers 780264-01 and 779521-01 but is included in part number 780264-02, providing additional protection in harsh environments.
It is designed with safety in mind, featuring 60 VDC, 1000 Vrms transient isolation, ensuring protection against high voltage spikes.
The NI-9237 is compatible with a wide range of software, including NI-DAQmx 8.1 or later, LabVIEW, LabWindows™/CVI™, Microsoft Visual C++, Microsoft Visual Basic 6.0, Microsoft .NET, and Borland C++, making it a versatile choice for various application developments.
For maintaining its accuracy and reliability, an annual or biennial calibration is recommended, ensuring sustained performance and compliance with measurement standards.
| Specification | Details |
|---|---|
| Part Numbers | 780264-01, 779521-01, 780264-02 |
| Model | NI-9237 |
| Description | Simultaneous Strain Bridge Input Module |
| Channels | 4 |
| Sample Rate | 50 kS/s/Ch |
| ADC Resolution | 24-Bit |
| Connectivity | RJ-50 and DSUB connectors |
| Front Connector Types | D-Sub (780264-01, 780264-02), RJ-50 (779521-01) |
| Conformal Coated | No (780264-01, 779521-01), Yes (780264-02) |
| Isolation | 60 VDC, 1000 Vrms transient |
| Software Compatibility | NI-DAQmx 8.1 or later, LabVIEW, LabWindows™/CVI™, Microsoft Visual C++ 6.0, Microsoft Visual Basic 6.0, Microsoft .NET, Borland C++ |
| Calibration Period | Annually or every two years (recommended) |
Question 1: What is the sample rate of the NI-9237?
Answer 1: 50 kS/s/Ch
Question 2: What ADC resolution does the NI-9237 have?
Answer 2: 24-Bit
Question 3: Does the NI-9237 support RJ-50 connectors?
Answer 3: Yes, for part number 779521-01.
Question 4: Is conformal coating included for part number 780264-02?
Answer 4: Yes, it includes conformal coating.
Question 5: What is the recommended calibration frequency for the NI-9237?
Answer 5: Annual or biennial


