صواميل USB-6501, 24-CH DIGITAL I/O 5 V TTL,3.3 V, 8.5 MA , NI-DAQ
37 PIN DSUB TO SCREW TERMINAL BLOCK WITH HORIZONTAL DIN-RAIL MOUNT
INDUSTRIAL 16 SOURCE-SINKN DI, NI PCI-6519, 16 SINK DO BANK ISOLATED DIGITAL I/O MODULE AND NI-DAQ