National Instruments NI-9422 8 Channel Digital Input Module cRIO NI 9422

Action Instruments Action I/Q Q488ia Temperature Input Module

National Instruments NI 9403 w/ DSUB 32-Ch, TTL Digital Input / Output Module

National Instruments NI 9422 8-Channel Digital Input Module

Action Instruments Q404 DC Input Module

Invensys Q404-4l00 Action Instruments DC Input Module

USED ACTION INSTRUMENTS Q406-0000 INPUT MODULE Q4060000