National Instruments Corporation NI 9221E 8-Ch 60 V, 800 kS/s, 12-Bit AI Module BOARD-ONLY
The NI 9221E is an 8-channel, board-only analog input module designed by National Instruments for high-speed voltage measurements. It supports a voltage input range of ±60 V and offers a simultaneous sampling rate of up to 800 kS/s across all channels, with 12-bit resolution. The module is intended for integration into custom systems and is compatible with CompactDAQ and CompactRIO platforms. Its board-only form factor allows for flexible installation in embedded or OEM applications. The NI 9221E is suitable for applications requiring fast, accurate voltage acquisition, such as data logging, industrial monitoring, and automated test systems.