National Instruments PXI-6527 NI DAQ Card, Isolated Digital IO, Relays#PT

Sealed 24-CH 8.5mA 5MHz Digital I/O National Instruments USB-6501 DAQ 779205-01

National Instruments PXI-6527 NI DAQ Card, Isolated Digital I/O, Relays

National Instruments NI PXI-6527 Digital I/o Card

NATIONAL INSTRUMENTS PXI-6527 / PXI6527 (USED)

NEW National Instruments USB-6501 USB6501 24-Channel, Digital I/O Device

NEW National Instruments USB6501 USB-6501 24-Channel, 8.5 mA, Digital I/O Device