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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Product
USB⇔RS-422/RS-485
SI-35USB
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SI-35USB is an USB converter, which converts USB of PC into RS-422/RS-485.
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Product
- RS-422 to Fiber Optic Converter
Model 272A
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FEATURES: Data Rate to 2.5 MBPS; Full Duplex TD and RD; ST Connectors; Extends RS-422 Network up to 2 km (6,600 ft). The Model 272A provides the capability of performing an interface conversion between full duplex, RS-422 signals and their equivalent for fiber optic transmission.
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Product
Low Profile PCI Express 8-Port
7802ec
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The 7802ec low profile PCI Express serial interface provides eight serial ports, each individually field-configurable for RS-422 or RS-485 communications. Each serial port features an ultra high-speed UART, flexible clock prescalar, and large 256-byte Tx/Rx FIFOs allowing the adapter to support the widest range of standard and non-standard baud rates exceeding 1 Mbps. These features make the 7802ec ideal for data-intensive applications that require reliable, ultra-fast throughput rates.
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Product
USB To 2-Ch High Speed RS-422/RS-485 Port Module
EMIO-220S
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USB to 2-Ch High Speed RS-422/RS-485 port module, Full size Mini PCIe & Module type combo. MiniPCIe thru USB & USB Pin Header, FIFO buffer 4K byte transfer, 4K byte receiver. Widely temperature from -40 ~ 85 degree.
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Product
Four And Two-Port Multi-Protocol RS-232/422/485 PCI Express Mini Cards
mPCIe-COM-4SM Family
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The mPCIe-COM-4SM family of cards feature high performance 16C950-class UARTs. Available in 4-port and 2-port versions, each port is capable of communication speeds up to 921.6kbps in RS-232 (differential modes support speeds as high as 3Mbps) and has 128-byte deep transmit and receive FIFOs. Large FIFOs protect against data loss in multitasking operating systems, reduce CPU utilization, and improve data throughput, while reducing or eliminating inter-character or inter-packet pauses. The advanced integrated circuit with pre-scalar supports a wide variety of custom baud rates, and any rates not otherwise achievable can be supported via a custom factory-installed crystal oscillator (up to 10Mbps!).
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Product
Serial I/O Expansion
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It is well suited for embedded applications requiring a large number of serial I/O ports. Each channel supports RS-232, RS-485, and RS-422 electrical levels to interface to a wide variety of serial communications devices such as modems, data collection equipment, and distributed I/O terminals. The PCM-COM8 will operate over the full industrial temperature range of -40 to +85 Celsius.
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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
GPIB-RS485, GPIB Instrument Control Device
779733-04
GPIB Controller
Serial, RS485/RS422 GPIB Instrument Control Device - The GPIB‑RS485 is an IEEE 488 controller device for PCs with RS485 or RS422 ports. You can use this device to integrate an instrument into your system using GPIB. This device transforms a computer with an RS485 or RS422 … serial port into a talker, listener, or controller on the GPIB bus. It can also interface RS485 and RS422 instruments and peripherals to the GPIB bus. It can implement the physical and electrical specifications of the IEEE 488, RS485, and RS422 standards, as well as interpret and execute high-level commands from the serial port, including serial‑to‑GPIB, and GPIB‑to‑serial protocol conversions. This device is IEEE 488.2 compatible. The device includes a license for the NI‑488.2 driver software, providing maximum reliability for connecting to third-party instruments with GPIB.
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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
RS-422/485 Serial Communication Card
PCI-COM-1S
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The PCI-COM-1S is a single port asynchronous serial communications card that can be installed in any 3.3V or 5V PCI slot computer. The card meets the MD1 PCI Low Profile Specification and is just 4.7 inches long. For low profile systems please use P/N LPCI-COM-1S for the card to be shipped with a low profile bracket.
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Product
- RS-232 to RS-422/RS-485 Concentrator - Wiring Hub
Model 290
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FEATURES: Break RS-485 Limit, Expand to 496 Nodes 16 Port Capacity; Each Port Settable to RS-422 or 2 Wire RS-485; Provides Isolation Between Ports; All Ports Surge Protected; Increased System Reliability. The Model 290 RS-232 to RS-422/RS-485 Concentrator offers a unique group of features for those applications using RS-422 and/or RS-485 for communications between a multiplicity of devices.
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Product
Modbus/TCP Gateway
MODG-100
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MODG-100 is a Modbus/TCP to Modbus RTU gateway. Itfeatures one serial port which can be configured as either RS-232, RS-485 or RS-422 and an Ethernet port. It can be mounted on a DIN rail.
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Product
Cable Assembly, Receiver, TriPaddle, 20", 2 9-Pin Female D-Subs, for RS-422/485
540041010101
Cable Assembly
Cable Assembly, Receiver, TriPaddle, 20", 2 9-Pin Female D-Subs
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Product
ULI-224TE - Heavy Industrial RS-232 (DB9 Female To RS-422/485 (Terminal Block) Converter. Panel Mount Metal Chassis
BB-485DRCI-PH
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Converts RS-232 data signals to RS-422/RS-485Three-way 2 KV optical isolation (input, output, power)Wide operating temperature: -40 to +85 °CModbus ASCII/RTURugged IP30 metal panel mount case, DB9 F / TB10-48 Vdc input power (external power supply required, sold separately)UL C1/D2, IEEE-61850-3, IEEE-1613
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Product
IDoor Module: 4-Ports Non-Isolated RS-422/485 MPCIe, DB37
PCM-24D4R4
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Meets Advantech Standard iDoor TechnologyPCI Express® Mini Card Specification Revision 1.2 compliantSpeeds up to 921.6 kbps for extremely fast data transmissionSupports any baud rate setting (50bps~921.6kbps)Supports both Isolated & Non-Isolated Protection with 2/4 Ports RS-232/422/485I/O address automatically assigned by PCIe plug & playOperating systems supported: Windows 2000/XP/Vista/7, and Linux 2.4/2.6Supports Embedded Automation PC UNO-2200/2300/2400 seriesSupports Control DIN-Rail PC UNO-1200/1300/1400 seriesSupports Control Cabinet PC UNO-3200/3300/3400 seriesSupports Control Panel Computers TPC-xx81/xx82 seriesSupports Thin Client Panel Computers TPC-xx51 series
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Product
3U CPCI MIL1553B Board
MS 1726
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*Bus Interface:- 32 Bit PCI Bus with 3 U Form factor*PCI to PCI Bridge Interface*Speed of operation up to 66MHz*1 1553B dual redundant channel*4 RS422 Channels*16 TTL I/O Channels*Message Storage Buffer*Driver interface for Windows2000/XP/VISTA and LINUX OS*Self Test future
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Product
Physical Layer Switching Systems for copper LAN, WAN, DSL, Telco apps with RJ style connectors.
RJ Series
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The RJ Series of computer controlled switching systems are designed for physical layer switching of multiwire signals on RJ style connectors. Since the system uses mechanical relays it acts exactly like a piece of cable which makes it perfect for testing networks without altering the signals or regeneration. These systems are typically used for Ethernet LAN 10BaseT through 1000BaseT, DSL including ASML through GFAST, CAT5 through CAT6A cable testing, USB up to 2.0, RS232, RS422, RS485 up to 8 wire at 20 Mbps and many other applications switched over RJ45 connectors up to 8 wires. They may also be used as lab automation switches, network testing switches, patch panels, network redundancy switches or any number of physical layer applications.
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Product
Modbus Data Concentrator and Gateway
MBDC-200
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MBDC-200 is an autonomous Modbus data concentratorand collector. The MBDC-200 features two serial ports which can be configured as either RS-232 or RS-485 layer or by combining the two ports as a single RS-422 link. The data concentrator has also an Ethernet port and can be mounted on a DIN rail.
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Product
IP-Parallel-IO
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IP Compatible card with 48 programmable TTL IO or 24 - RS422 / RS485 compatible differential pairs. 5 mixed combinations available. Filtered or direct input. Programmable interrupt from each IO [TTL or differential]. 2 counter timers. Waveform generator.
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Product
4/8-port Asynchronous Serial Communications Modules
cPCI-3534/3538-S
Communications Module
- 32-bit CompactPCI, PICMG 2.0 Rev 2.1- Plug-and-play, IRQ & I/O address automatically assigned by PCI BIOS- 4/8 asynchronized communications ports with intelligent buffer- Three RS-232 ports and one isolated RS-422/RS-485 port with 2500 VRMS isolation voltage for cPCI-3534, and eight RS-232 ports for cPCI-3538- Surge protector in TXD/RXD signal line
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Product
GPIB Serial Interface
Model 4804B
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* Provides RS-232C single-ended and RS-422/RS-485 differential serial signals. * Functions as a GPIB-to-Serial Interface (G-Mode) or as a Serial-to-GPIB Controller for a single device (S-Mode).* Over 600 Kbytes/second GPIB data transfer rate.* Transparent data transfer.* GPIB Address can be set by SCPI commands, by an external rocker switch or by a serial command.* On board voltage regulator for operation from 5 to 15 Vdc power.* Dual GPIB headers support GPIB connections with a GPIB Connector/Address Switch Assembly or with a GPIB Flat Ribbon Cable.
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Product
PCIe-8431, PCI Express, 8-Port, RS485/RS422 Serial Interface Device
780592-01
Serial Interface
The PCIe‑8431/8 is a high-performance interface for high-speed 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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Product
PXI Serial Interface Module
Serial Interface
The PXI Serial Interface Module offers a number of options for connecting to serial hardware. You can choose from common serial protocols, such as RS232, RS422, and RS485. The PXI Serial Interface Module also offers various isolation, hyperthreading, and multiprocessor compatibility options as well as 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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Product
PXI-8431, 4-Port, RS485/RS422 PXI Serial Interface Module
778985-01
Serial Interface
4-Port, RS485/RS422 PXI Serial Interface Module - The PXI‑8431/4 is a high-performance interface for high-speed 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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Product
NI-6584, 16 Mbit/s, 16-Channel Digital I/O Adapter Module for FlexRIO
781290-01
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
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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
Four And Two-Port Multi-Protocol RS-232/422/485 M.2 Cards
M.2-COM-4SM Family
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The M.2-COM-4SM family of cards feature high performance 16C950-class UARTs. Available in 4-port and 2-port versions, each port is capable of communication speeds up to 921.6kbps in RS-232 (differential modes support speeds as high as 3Mbps) and has 128-byte deep transmit and receive FIFOs. Large FIFOs protect against data loss in multitasking operating systems, reduce CPU utilization, and improve data throughput, while reducing or eliminating inter-character or inter-packet pauses. The advanced integrated circuit with pre-scalar supports a wide variety of custom baud rates, and any rates not otherwise achievable can be supported via a custom factory-installed crystal oscillator (up to 10Mbps!).
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Product
Multiport Serial Adapter, PCIe X4
PCI325
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The PCI325 is an RS-422 synchronous/asynchronous multiport serial adapter. The module can accept a clock input to synchronize the baud rate generators of each port to an external clock. All the protocol management overhead is taken care of in the hardware so that the host CPU is offloaded from managing the detailed serial protocol. An I/O breakout box may be connected to the high-density connectors of the PCI325 to provide multiple DB25, DB9, or other serial connectors for easy integration to your system or an octopus-style breakout cable may be used. The I/O breakout box may include many different status LEDs which can be tailored to your protocol/application. The PCI325 provides the breakout box with power so that it does not require any additional power cabling
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Product
- RS-232 to RS-422 Interface Converter
Model 263
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No AC or DC Power; Full Duplex RJ-11 and Screws; Surge Protection. The Model 263 power stealing RS-232 to RS-422 interface converter offers the user the benefits of other Telebyte converters without the problem of supplying power. With only TD, RD and Ground the Model 263 will provide operation over 8,000 feet of twisted pair into a load of 120 Ohms.
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Product
Multi-Mode Fiber Optic To RS-232/422/485 Converter
ADAM-4541
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2 x ST fiber connectorOperation mode: Point-to-Point, and Ring (half-duplex)Half/Full-duplex, bidirectional transmission modeAutomatic RS-485 data flow controlLED indicator to monitor status
