Blog Posts

Sound & Vibration DAQ Tools: NI-9231 Module

ļ»æļ»æ When measuring noise and vibration levels, our engineers use theĀ NI-9231Ā sound and vibration module, a CompactDAQ chassis and a Laptop runningĀ iTestSystemĀ for data logging and analysis. The NI-9231 module is an updated, higher channel count version of theĀ NI-9234Ā module. The NI-9231 is an 8 channel, 51.2 kS/s/channel, -5 V to 5 V, C Series Input Module with […]

Railcar Structural Testing Case Study

Obvious signs of fatigue ā€” cracks at the corners of doors ā€” had begun to surface on an in-service Railcar. A railcar structural testing case study.

Engineering Data Acquisition Tools: NI-9236 Strain Module

ļ»æļ»æļ»æ The most common strain gauge installation configuration is a 350 ohm, quarter bridge.Ā  Quarter bridge installations a generally the easiest and most economical installation for determining structural strain levels.Ā  In the quarter bridge configuration a single element strain gauge is mounted in the principle axial or bending strain direction. One tool that our engineers […]