National Instruments 9375 digital I/O module for CompactDAQ and CompactRIO systems, spring terminal version. Tested, fully functional, and in excellent physical condition. 

24 V, 32-Channel (Sinking Input, Sourcing Output), 7 µs (Input)/500 µs (Output) C Series Digital Module —The NI‑9375 is a digital I/O interface that works with industrial logic levels and signals for direct connection to a wide array of industrial switches, transducers, and other devices. Each digital input line is compatible with 24 V logic levels, and all the output lines are compatible with 6 V to 30 V signals, based on the external power supply. The NI‑9375 offers isolation between the input and output banks from channel‑to‑earth ground.

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