National Instruments PCI-232/485.2CH USED.

SeaLevel 7401 Rev B 7401-SE PCI 4-Port RS-232 Serial Interface Card Untested

Used & Tested NATIONAL INSTRUMENTS PCI-232/485.2CH Interface Board

NATIONAL INSTRUMENTS NI SCXI-1102B 32-Ch Amplifier Module FedEx Tested Used

ADLINK PCI-7434 REV. B1 Board 64-CH Isolated Digital I/O PCI Card

National Instruments PCI-232/485.2CH 184688A-01 184686D-01

Multi-2/PCI 232 Communication Board Tested

NATIONAL INSTRUMENTS PCI-232/485 4CH CIRCUIT BOARD