RS422
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)
See Also: Serial Communications, I2C, RS232, RS485
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Product
ARINC 818 Tester
Test Platform
iWave 3U VPX High-Speed Video/Data Processing Card is a rugged standalone module in the 3U VPX form factor, aimed for the high-speed data, video processing, and display applications is ideal for military, defense, and aerospace applications requiring an optimal balance of performance and power efficiency. iWave 3U VPX High-Speed Video/Data Processing Card is implemented using Xilinx Kintex-7 device architecture and has I/O interfaces including High speed 16 channels of transceiver interfaces capable of operating up to 6 Gbps data rate, Gigabit Ethernet, RS232, RS422, PCIe interface, Built-in health monitoring circuits, HDMI input, and output interfaces
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Product
- RS-422 and RS-485 Lightning/Surge Protector
Model 22NX
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FEATURES: Triple Stage Protection; Fast Response Time For RS-422 / RS-485; Prevents Damage to Modems, Converters, and Terminals; Accommodates Data Rates to 10 MBPS; Supports 4 Circuits. The Model 22NX Lightning Sponge is designed to accommodate high-voltage transients, slow them down and redirect them to a low impedance path to earth ground.
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Product
Communication Gateways
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We offer compact gateways for DeviceNet™, Profibus™ and Ethernet communication protocols available in RS232, RS422, RS485 and Modbus interfaces for communicating with our programmable automation controllers and networked I/O.
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Product
USB Strobe Mux - 16 Channel
0330
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16 serial ports on a 2U rack-mountable panel. (3.45" high x 14.45" wide x 2" deep) User-configurable for RS-232, RS-422 and 20ma protocols.
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Product
6U OpenVPX PMC/XMC rear transition module.
EnsembleSeries™ RTM60P
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*High-density connector and breakout cable to access to RS-232/RS-422 serial and 10/100/1000BASE-T Ethernet interfaces*Four 9-pin serial interfaces and four RJ45 Ethernet interfaces via the breakout cable*Standard VITA 57 FMC connectors that map to the PMC and XMC user I/O connections from the HCD6220 or HCD6410
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Product
LAN⇔RS-422/RS-485 Conversion
SI-65A
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SI-65A is an interface converter to connect factory automation equipment and analyzers, which only have the serial communication ports for RS-422/485, to LAN.
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Product
2", 4", 6", 8" or 11" Large-Digit Displays
Grand Series
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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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Product
USB to RS-422/RS-485 Converter
ND-6530
Data Acquisition Module
ADLINK's NuDAM data acquisition modules make up a total acquisition network and control system. Up to 256 NuDAM modules an be romotely controlled on any RS-485 network from a host computer, via a single serial RS-232, allowing communication from as far as 4000 feet from the host. Based on the RS-485 multi-drop network system, each module has a unique address ID, whereby simple ASCII command & response protocols through the standard RS-485 interface can control all the NuDAM modules in the RS-485 network. The NuDAM modules provide direct communications with a wide variety of sensors, perform all signal conditioning, scaling, linearization and conversion, and can acquire measurements of temperature, pressure, flow, voltage, current, and multiple digital signal types.
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Product
HDLC RS-232 / RS-422 / RS-485 Passive Tap Module – USB Port
VERSA-TAP™
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Versa-Tap protocol analyzer offers a powerful hardware solution that features state-of-the art electronics and provides exceptional data-logging/analyzer capabilities at a fraction of the cost of the nearest competitor.
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Product
- RS-422/485 DIN Rail Mounted Lightning/Surge Protector
Model 8022NX
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FEATURES: Fast Response; Automatic Recovery; Up To 20 MBPS Data Rate; DIN Rail Mounted; Full Duplex; Triple Stage Protection. The Model 8022NX is a DIN Rail mounted surge suppressor for 4-wire RS-422 or RS-485 circuits used to protect factory data networks, or, any network that wants to avail itself of the DIN Rail packaging concept. The Model 8022NX provides common-mode (line to ground) surge protection and differential mode (line to line) protection for balanced networks. All the inputs, outputs and ground connections are via screw terminals located on the top surface of the device.
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Product
Multiprotocol Serial Boards
104-COM-8SM-T
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This is an eight-, four-, or two-port, asynchronous, serial communication board designed for use on the PC/104 bus. It supports RS-232, RS-422 or RS-485 communications. The board may be installed in any standard PC/104 stack. Connections are made via two 40 pin IDC type right angle connectors. Common applications include POS, gaming systems, machine monitoring, military and high-density networking.Type 16780 UARTS are used as the asynchronous communication elements.
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Product
Serial to GPIB Controller
Model 4895
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ICS's Serial to GPIB Controller allows any computer with a serial port to control GPIB devices. Works with RS-232 and 2 or 4-wire RS-422/RS-485 signals. Use to add GPIB Capability to PLCs with serial ports.
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Product
RS-232 to RS-422/RS-485 Optically Isolated Interface Converter
Model 245
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Total Isolation; Selectable RS-422 or RS-485; Selectable 2 or 4 wire RS-485; Intelligent Control of RS-485; TD & RD LED's on Each Side of Opto Barrier; Data Rates up to 128 KBPS. The Model 245 RS-232 to RS-422/RS-485 Optically Isolated Interface Converter is an optically isolated version of the Model 285.
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Product
USB-485/4, 4-Port, USB, RS485/RS422 Serial Interface Device
778476-104
Serial Interface
The USB‑485/4 interface transforms your USB port into a single asynchronous serial port for communication with RS485 and RS422 devices. You can use a USB‑485/4 port as a standard serial port from your application, including RTS/CTS hardware handshake lines. NI serial interfaces also appear as standard COM ports for compatibility with programs that use serial communications.
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Product
RS-232 to RS-422/RS-485 Interface Converter
Model 365
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FEATURES: User Selectable RS-422 or RS-485; User Selectable 2 or 4 Wire RS-485; DataSpy® LCD Display; Intelligent Control of RS-485 Transmitter and Receiver; DTE/DCE Compatible; Data Rates Up to 115.2 KBPS. The Model 365 multimode interface converter allows operation in compliance with RS-485 or RS-422 equipment, and RS-232.
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Product
RS-485, RS-422 & RS-232
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Renesas has a rich interface history dating back to the 1970s. Our RS-485, RS-422 and RS-232 transceivers are used by the biggest names in industrial process control, telecommunications, and hundreds of different applications.
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Product
RS-485/RS-422 Fault Protected
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Renesas' fault protected RS-485/RS-422 transceivers, also known as overvoltage protected transceivers (OVP), offer robust fault tolerance and high performance.
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Product
RS-232 to RS-422 Interface Converter
Model 63-2SA
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FEATURES: Full Duplex Signals; DTE/DCE Switch; TD and RD Indicators; DC to 115.2 KBPS. The Model 63-2SA provides a hardware conversion for full duplex signals between RS-232 and RS-422 I/O ports. Since the RS-232 port may look like a computer or a modem, the converter is equipped with a DTE/DCE selector switch.
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Product
PCI Express 2-Port
7203e
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The 7203e PCI Express serial interface provides two optically isolated serial ports, each individually configurable for RS-232, RS-422, or RS-485. Each serial port utilizes a 16C952 UART with 128-byte Tx/Rx FIFOs that enables data rates to 460.8K bps for reliable high-speed communications in data-intensive applications. This high-performance UART includes 9-bit framing support and is register compatible with legacy 16550 software applications. In addition, the board derives a 62.5 MHz clock from the PCI Express link. This ultra-high-speed clock is divided by a flexible 8-bit clock prescalar with 1/8 steps to provide support for the widest range of standard and non-standard baud rates.
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Product
PMC-Parallel-485
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The PMC compatible PMC-Parallel-485 design adds 32 [RS-485 /RS-422] differential IO lines to one slot of your carrier board. 2 additional differential pairs are available for a clock & clock enable. The signals can be used to capture data with an external reference or programmed to be references for the rest of the system.
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Product
RS-232 to RS-422/RS-485 Converter
ND-6520
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ADLINK's NuDAM data acquisition modules make up a total acquisition network and control system. Up to 256 NuDAM modules an be romotely controlled on any RS-485 network from a host computer, via a single serial RS-232, allowing communication from as far as 4000 feet from the host. Based on the RS-485 multi-drop network system, each module has a unique address ID, whereby simple ASCII command & response protocols through the standard RS-485 interface can control all the NuDAM modules in the RS-485 network. The NuDAM modules provide direct communications with a wide variety of sensors, perform all signal conditioning, scaling, linearization and conversion, and can acquire measurements of temperature, pressure, flow, voltage, current, and multiple digital signal types.
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Product
NI-9871, 4-Port, RS485/RS422 C Series Serial Interface Module
779892-02
Serial Interface
The NI‑9871 adds RS485/RS422 serial ports to CompactRIO systems. The serial ports are accessed directly from the FPGA to offer you flexibility in communicating with serial devices. The module has individual buffers on every port that save FPGA space and simplify programming. The NI‑9871 supports standard start bit, stop bit, and handshaking settings. It uses an external power to provide maximum compatibility and reliability under all serial port conditions.
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Product
GPIB to Quad Serial Interface
Model 4896
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* Provides four RS-232/RS-422/RS-485 Serial Channels.* High speed, 115.2 K baud channels include 60 K byte buffers.* > 600 K byte/sec. GPIB data transfer rate.* SCPI commands set serial configuration and GPIB address.* LCD display shows Bus activity, buffer status, serial interface signals and channel settings.* 1 U high rack mount kit mounts one or two 4896s * Includes US 115 VAC Power Adapter, Manual and Support CD.
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Product
16 Mbit/s, 16-Channel Digital I/O Adapter Module for FlexRIO
NI-6584 / 781290-02
Digital I/O Adapter
16 Mbit/s, 16-Channel Digital I/O Adapter Module for FlexRIO—The NI-6584 is a digital I/O adapter module that, when combined with a PXI FPGA Module for FlexRIO or the Controller for FlexRIO, creates a digital instrument for interfacing with 16 RX and TX pairs of RS485 or RS422. This digital I/O adapter module for FlexRIO can be used to do real-time interfacing and analysis of RS485 and RS422 as well as other electrically compatible interfaces. The NI-6584 can sample digital waveforms at up to 100 MHz clock rates, has terminated and unterminated options, and full and half duplex configurations.
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Product
Dual-Port Isolated RS-422/485 Communications and Watchdog Card
WDG-2S
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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.
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Product
USB To RS232 / RS485 / RS422 / TTL / Serial / Ethernet Converters
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With our high-quality, high-performance USB to RS232 / RS485 / RS422 / TTL serial and Ethernet converters that use only top-quality chipsets such as FTDI and Silicon Labs, USB signals are converted seamlessly into RS232, RS485, RS422, TTL, serial and Ethernet signals. Pick from our menu of industrial or commercial-grade devices confidently, knowing that you will get nothing but the best from CommFront.
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Product
Interface And Signal Processing Units
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The interface and signal processing units extend the field of application of Micro-Epsilon sensors. The interface modules are used to convert sensor signals into digital or bus-compatible interfaces. This enables interfaces such as USB, RS422, Ethernet/IP, Profinet and EtherCAT for numerous sensors. The signal processing units are also used to record several sensor signals, to calculate and output them together. This is necessary, for example, for planarity measurement or thickness measurement.
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Product
Multi Protocol Analyzer
LE-3500R
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LE-3500R/LE-2500R adopted TTL port as its standard besides RS-232C, RS-422, and RS-485 while having the same feature such as small and light body of LE-3500/LE-2500. You can monitor I2C or SPI without expansion board.
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Product
8-Port Serial Interface, Modular, With/Without Optical Isolation, 3.3V/5V
APCI-7800-3
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8-port serial interface, RS232, RS422, RS485, 20 mA CL, modular mounting
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Product
4 Serial Communication Channels, Programmable RS-232/422/485, Isolated
SC5
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Serial Communication Module SC5 provides up to 4 high-speed, programmable RS-232/422/485, individually isolated communication channels. Each channel is programmable for either RS-422/485 (differential, DF) or RS-232 (single ended, SE) hardware level interfaces. Individual channel isolated returns are available as part of the channel user interface signal set (for SE or ISO-GND reference).
