Check the listing for details. National Instruments NI 9234 cDAQ IEPE Sound and Vibration Input Module. Condition: Used. Listed at 1645.00 USD. National Instruments 9234 simultaneous analog input module for cDAQ / cRIO systems. Tested, fully functional, and in excellent physical condition. 4-Channel, 51.2 kS/s/channel, ±5 V, C Series Sound and Vibration Input Module - The NI‑9234 can measure signals from integrated electronic piezoelectric (IEPE) and non‑IEPE sensors such as accelerometers, tachometers, and proximity probes. The NI‑9234 is also compatible with smart TEDS sensors. The NI‑9234 delivers a wide dynamic range and incorporates software-selectable AC/DC coupling and IEPE signal conditioning. The input channels simultaneously measure signals. Each channel also has built-in anti-aliasing filters that automatically adjust to your sample rate. When used with NI software, this module provides processing functionality for condition monitoring such as frequency analysis and order tracking. For additional information and resources, use the model name to search the manufacturer's website.