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Communication Buses and Protocols

Whether you are communicating with devices such as process instruments, programmable logic controllers (PLCs), smart sensors, and single-loop controllers, or performing instrument control from your PC, National Instruments offers a variety of reliable and easy-to-use hardware and software tools to help you meet all your communication needs.

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Learn more about NI LIN interfaces, including high-performance PXI and PCI LIN interfaces from the NI-XNET product family

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See the world's first EtherCAT slave with customizable field-programmable gate array (FPGA) intelligence

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Learn how NI talks with industrial protocols, such as Modbus, PROFIBUS, EtherNet/IP, and more

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Product Results (63 Devices/Modules)
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NI 9866
1-Port NI-XNET LIN C Series Module
$ 669
Ports: 1 · LIN
Transfer Rate: 20 kbits/s
Termination: Software-Selectable
2
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NI 9861
1-Port Low-Speed NI-XNET CAN C Series Module
$ 669
Ports: 1
Transfer Rate: 1 Mbits/s
Termination: Software-Selectable
3
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NI 9862
1-Port High-Speed NI-XNET CAN C Series Module
$ 669
Ports: 1 · High-Speed
Transfer Rate: 1 Mbits/s
Termination: Software-Selectable
4
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NI USB-9866
1-Port NI-XNET USB LIN Interface
$ 259 - $ 669
Ports: 1 · LIN
Transfer Rate: 20 kbits/s
Termination: Software-Selectable
5
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NI USB-9861
1-Port Low-Speed NI-XNET USB CAN Interface
$ 259 - $ 669
Ports: 1 · Low-Speed/F.T.
Transfer Rate: 125 kbits/s
Termination: Software-Selectable
6
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NI USB-9862
1-Port High-Speed NI-XNET USB CAN Interface
$ 259 - $ 669
Ports: 1 · High-Speed
Transfer Rate: 1 Mbits/s
Termination: Software-Selectable
7
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DNP3 (Distributed Network Protocol)
NI LabVIEW Driver for DNP3 Outstation Support
$ 749
Ports: 1
8
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NI PXI-8516
2-Port NI-XNET LIN Interface, PXI
$ 1,545
Ports: 2 · LIN
Transfer Rate: 20 kbits/s
Termination: Software-Selectable
9
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NI PCI-8516
2-Port NI-XNET LIN Interface, PCI
$ 1,545
Ports: 2 · LIN
Transfer Rate: 20 kbits/s
Termination: Software-Selectable
10
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NI CompactRIO PROFIBUS Master/Slave Module
Master/Slave Interface for PROFIBUS DP Networks
$ 1,759
Ports: 1
Transfer Rate: 12000 kbits/s
Termination: External
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