National Instruments NI 9401 8-Channel TTL High Speed Digital Input/Output

1PC Used National Instruments NI 9401 cDAQ Digital Input / Output Module

National Instruments NI 9403 32-Channel TTL Digital Input-Output C-Series Module

One National Instruments NI 9401 cDAQ Digital Input / Output Module Used

National Instruments NI 9375 DSUB 16-Channel 24V Digital Input / Output

National Instruments NI 9203 cDAQ Analog Current Input Module

National Instruments NI cRIO-9411 6-Channel Differential or TTL Digital Input Mo

National Instruments NI 9423 8-Channel High-Speed Digital Input Module – Used