RS-422
One of several standards that incorporate balanced line signals into DB connectors. A pair of wires is used to carry each signal. The data is encoded and decoded as a differential voltage between the two lines. (www.sangoma.com)
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USB / RS232 / RS485 / RS422 Opto Isolators
USB has now moved from the desktop to more challenging environments, including instrumentation, point of sales, factory & building automation, etc. With our rugged, industrial-grade USB isolators and USB to RS232 / RS485 / RS422 optically-isolated converters, we ensure that your assets are well protected from unexpected events.
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PMC-BiSerial II-NG1
The PMC BiSerial-II NG1 is part of the PMC Module family of modular I/O components by Dynamic Engineering. The PMC BiSerial-II is capable of providing multiple serial protocols. The NG1 protocol implemented provides two full-duplex RS-422 UART interfaces with error detection, two half-duplex RS-485 custom "index" interfaces, external clock input, two clock outputs, and various discrete signal inputs and outputs, all using RS-485 transceivers
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PCIe Fast Multifunction, Multichannel Counter Board, Optically Isolated, RS-422 Inputs
APCIE-1711
The APCIe-1711 board is a fast multifunction and multichannel counter board for the PCI Express bus. The strengths of this board are its wide range of applications and high precision and reliability for industrial applications. With this board you can realise many different applications on the same hardware base. The board is supplied with a pool of functions which provide the user with maximum efficiency yet minimum space and parts requirement. The functions are individually configured for each channel through the supplied software. The flexible programming facilities on this board allow many different user applications to be quickly and easily developed and reconfigured as further requirements arise.
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PCIe-8433, PCI Express, 2-Port, Isolated, RS485/RS422 Serial Interface Device
781745-01
The PCIe‑8433/2 is a high-performance industrial interface for high-speed, port‑to‑port isolated communication with RS485 and RS422 devices. It features high-performance DMA transfers, multithreading, and multiprocessor support. You can also select between 4‑ and 2‑wire transceiver modes for full‑ and half‑duplex communication. NI serial interfaces also appear as standard COM ports for compatibility with programs that use serial communications.
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PXI-8433, 2-Port, Isolated, RS485/RS422 PXI Serial Interface Module
779744-01
2-Port, Isolated, RS485/RS422 PXI Serial Interface Module - The PXI‑8433/2 is a high-performance industrial interface for high-speed, port‑to‑port isolated communication with RS485 and RS422 devices. It features high-performance DMA transfers, multithreading, and multiprocessor support. You can also select between 4‑ and 2‑wire transceiver modes for full‑ and half‑duplex communication. NI serial interfaces also appear as standard COM ports for compatibility with programs that use serial communications.
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2", 4", 6", 8" or 11" Large-Digit Displays
Grand Series
Available with 57 mm (2.2"), 102 mm (4.0"), 144 mm (5.7"), 200 mm (7.9"), or 280 mm (11.0") digit height for clock, timer, totalizer, frequency and rate inputs. RS-422 and dual-relay output options.
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Surface And Subsurface EW System Tester
MS 1119
CPCI Based BTA is used to test ECM System Processor (80386 & 8051) Boards. This system consists of a Single Board Computer (SBC), CPCI RS422 Communication and Bus Interface Board (CBI), CPCI Digital Input & Output (DIO) Board and CPCI Analog Input & Output (AIO) Board to provide the necessary input/output signals to/from the board to be tested.
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Dual-Port Isolated RS-422/485 Communications and Watchdog Card
WDG-2S
This multifunction card contains a watchdog timer, two RS422/485 serial communications ports, and an internal temperature monitor and computer voltage monitor. This is a full-length card that installs in "long" expansion slots of IBM PC/XT/AT and compatible computers. The following paragraphs describe functions provided.
