【NI Domestic Alternative】NI‑9235 Quarter-Bridge Strain Gage, 8-Channel C Series Strain/Bridge Input Module
NI 9235: A Domestic Alternative for High-Speed Synchronous Strain Measurements
The NI 9235 is an 8-channel C Series strain/bridge input module that enables high-speed synchronous measurements of dynamic strain on all channels. This feature is particularly crucial for applications that require comparing multiple channels at a specific moment, such as impact testing. In this article, we will explore the key features and technical specifications of the NI 9235, as well as its potential applications and advantages.
Key Features and Technical Specifications
The NI 9235 features built-in voltage excitation for quarter-bridge sensors, making it a convenient and efficient solution for strain measurement applications. Additionally, it provides 60 VDC isolation and 1,000 Vrms transient isolation, which enhances safety and provides high common-mode noise rejection. The module's technical specifications include:
Bridge Configuration
- 1/4 Bridge
Analog Input Channels
- Maximum Differential Analog Input Channels: 8
Environmental Protection
- Conformal Coating: No
- Encapsulation: Yes
Voltage Range and Sample Rate
- Analog Input Voltage Range: -29.4 mV/V to 29.4 mV/V
- Maximum Sample Rate: 10 kS/s/channel
Connection and Platform Compatibility
- Front Connection Type: Spring Terminals
- Supported Hardware Platform: C Series
- Bridge Resistance: 120 Ohms
Applications and Advantages
The NI 9235 is particularly suitable for applications that require high-speed synchronous measurements, such as:
- Impact testing: The NI 9235 enables simultaneous measurement of dynamic strain on multiple channels, allowing for accurate comparison and analysis of strain data.
- Structural testing: The module's high sample rate and synchronous measurement capability make it an ideal solution for testing the structural integrity of materials and components.
- Research and development: The NI 9235's high-speed measurement capability and built-in voltage excitation make it a valuable tool for researchers and developers working on strain measurement applications.
In conclusion, the NI 9235 is a powerful and versatile 8-channel C Series strain/bridge input module that offers high-speed synchronous measurements, built-in voltage excitation, and enhanced safety features. Its technical specifications and applications make it an attractive solution for a wide range of industries and research fields.