National Instruments PCI-4060 Multimeter Card 5-1/2 Digits, NI DAQ DMM

National Instruments NI PXI-8431 RS485 / RS422 4 Port Card

National Instruments NI PCIe-8431/8 Serial Interface Card 8-Port RS485/422

1pc used NI PCI-8431/2 RS-485 serial communication acquisition card

National Instruments NI PCI-4060 Digital Multimeter Card 5-1/2 Digit

National Instruments PCI-8431/4 RS-485

1pc used NI PCI-8431/2 RS-485 serial communication acquisition card

National Instruments NI RS-232/485 PCI 4 Channel 184683E-01