RS-485
Serial communication line supporting 32 devices.
See Also: Serial, I2C, LIN, Can bus, ExpressCard, Fieldbus, FireWire, RS-232, PCI Express, Serial ATA, Serial Peripheral Interface, SMBus
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Product
Programmable Power Supplies
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TDK-Lambda is a global supplier of Programmable power supplies with the most comprehensive standard offering of DC Programmable Power Supplies from 200W to 15kW with parallel capability up to 60kW. Outputs up to 1500V are available and there are various remote interface options including LAN, USB, IEEE, RS-232, RS-485, EtherCAT and Modbus-TCP along with Remote Analog Program/Monitor/Control capability.
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Product
Network Gateways
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The communication protocol of the master controller, Factory Automation (FA) network, is converted to Oriental Motor's own RS-485 communication protocol. Connection to Oriental Motor's network compatible products is completed with one RS-485 communication cable.
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Product
2.4/5GHz Wi-Fi I/O Module With 6DI/RS-485
WISE-4250-S251
Wireless I/O Module
Equipped with 6 digital inputs and 1 RS-485 in a compact, high-density I/O designSupports both dry and wet contact input modes for broad sensor compatibilityFail Safe Value (FSV) ensures outputs default to a safe state during communication lossSupports IEEE 802.11ac (2.4GHz/5GHz) for stable and high-speed wireless connectivityEnsures secure data transmission with WPA3/TLS 1.3 encryption and X.509 certificate authenticationStores 10,000+ data points locally with SNTP/RTC time sync and Watchdog timer auto connection recoveryOffers comprehensive protocol support, including MQTT, Modbus/TCP, SNTP, TCP/IP, HTTPS, RESTful, UDP, and DHCP
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Product
4 Serial Communication Channels, Multi-Mode Programmable, Isolated
SC2
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Module SC2 supports intelligent, full duplex, independent, multi-channels that can be individually software-configured for either RS-232C, RS-422, RS-485, RS-423 (w/data and/or clk bit inversion for MIL-STD-188C unbalanced interface support), or synchronous or asynchronous communications.
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Product
Ethernet-GPIB-USB to Serial Interface
Model 9006
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* All interfaces provide full communication with the serial device.* Ethernet port supports VXI-11 and raw socket protocols.* Controllable with Windows PC programs like C, Visual Basic, LabVIEW, VEE, etc that make VISA or SICL calls.* Controllable from MAC/UNIX/LINUX and similar computers with RPC calls.* GPIB port is IEEE-488.2 compatible.* USB port uses Microsoft supplied driver to prevent driver problems with operating system change problems.* Serial port provides RS-232 and 2 or 4-wire RS-485 signals.* Supports devices that generate asynchronous messages, devices that respond when queried and smart devices.* Internal webserver for easy configuration from any browser.* Board runs on 5 to 15 Vdc power.* Includes ICS's VXI-11 and VISA keyboard control programs.* Works with Agilent, NI and Kikisui VISA libraries.
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Product
Multifunctional Meter
CPM-10
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CPM-10 Multifunction Power meter measure single phase 2 wire ,single phase 3 wire, three phase 3 Wire and 3 Phase 4 wire systems with high accuracy measurement for parameters such as voltage, current ,active power, reactive power, apparent power, power factor ,frequency, effective energy (V,A,W,Watt-Hr,Var,Var-Hr,VA,PF,Hz), having LED display and standard communication RTU Modbus RS485..Optional functions 1 set relay output,1 analogue,1 RS485 (ModbusRTU Mode) or 1 pulse output. Most suitable for power management,remote input /output, alarm and remote signal control uses needs.Case depth 120mm only, easy panel mounting installation
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Product
Isolated RS-485
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Analog Devices offers a wide range of standard RS-485/RS-422 transceivers and iCoupler® isolated RS-485/RS-422 transceivers to suit many applications. The RS-485 specification meets the requirements for a truly multipoint communications network, and the standard specifies up to 32 drivers and 32 receivers on a single (2-wire) bus. Some RS-485 transceivers modify the input impedance to allow up to 8× more nodes to be connected to the same bus.
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Product
6U CPCI Processor Board
CP67001
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LinkedHope Intelligent Technologies Co.,Ltd.
CP67001 is a CompactPCI® processor board based on China local-manufactured Phytium FT1500A/4 4 cores ARM processor, with more than 10-year lifecycle. Designed with ARM v8 Architecture, 28nm process technology and fine-grained power optimization technologies, its CPU integrates 4 ARM cores with CPU clock speed up to 2.0 GHz. Combined with the maximum power consumption of 15w, CP67001 is highly applicable for making low-power-consumption solutions.Equipped with Intel82580, CP67001 supports 4x Gigabit Ethernet; 4x SATA 2.0 and 8x USB 2.0; 1x16 PCI Express for XMC and PMC; SM750 graphic controller with resolution up to 1920x1080p. CP67001, as a single board computer has up to 64GB flash memory, provides outputs including HDMI, DP, DVI and VGA, and provides 2 serial ports with one port supports RS232/RS422/ RS485 configurable through software. In addition, CP67001 supports GPIO and can meet customized demands in different situations.
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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
12DO(Source Type) Modbus RS-485 Remote I/O
ADAM-4056SO
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12ch source type digital outputProtocols:Modbus RTU,ASCIIWatchdog timer to recover the system5000VDC isolation protection
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Product
Digital Panel Meter
MPF-5A
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Mx-5A meter to provide power (Watt or Active Power or Re-active Power or Power Factor), high-precision measurement, display and remote communication capabilities.Additional purchase: 1 group of relay outputs, 1 analog output, an RS485 communication output (the Modbus RTU Mode) interface, so that can be installed in power management, remote input and output, alarm and variety of remote communication control the use of needs.120mm (D) is ideal for assembling in panels with limited penetration depth
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Product
RF Down-Converter
CDC100A
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Systems Engineering & Management Company
The CDC100A Series Down-Converter is a 1U rack-mount device designed for use with antennas that have a Tri-Band Feed. The CDCMA100 Series Down-Converter is a synthesized down-converter supporting 1415-1585 MHz, 1650-1850 MHz, 2185-2485 MHz and 4400-5250 MHz, down-converting 4400-5250 MHz to 1415-2485 MHz. The CDC100A is provided as a 1U Expansion Chassis that communicates with any SEMCO receiver via an RS-485 protocol. The communications I/O is via RJ45 and the operator interface is via the receiver RCMS GUI.
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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
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
High Performance Power Analyzer
AFM-8A
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AFM-8A has Developed for AFC*(Auto Frequency Control) high performance measurement and frequency update, its update up quickeer than 100mSec. multifunction power analyzer provides high-accuracy measurement and is designed for single phase and three phase application. It includes 4 Digital inputs, 4 Relay outputs, and a RS-485 Modbus RTU Communication port. The user can choose one more communication port, and 2 Analog outputs for output expansion.It provides measure voltage and current of the 2~63 harmonic, and it shows CO2 emissions, which is suitable for power monitoring, management and analyze power quality. It has TOU (time-of-use) function and 4MB Flash memory capacity, allowing users to record data for a long time. It also has a software line adjustment function to reduce the on-site line adjustment work.It has the functions of waveform capture and recording, power record, and event record, which can be used for multifunction power analyzer.
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Product
I/O Rack
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ADAM-5000/485 and ADAM-5000E are Modular I/O System, as well as 4-slot / 8-slot Distributed DA&C centralized i/o systems which conform to the EIA RS-485 communication standard. RS-485 was specifically developed for industrial applications to transmit and receive data at high rates over long distances. The ADAM-5000L/TCP and ADAM-5000/TPC are both Ethernet-based I/O systems. Without a repeater, they can cover a communication distance up to 100M.
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Product
Economic Type Resistance Indicator
CS1-RS
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CS1-RS economic type Resistance Indicator has been designed with high accuracy measurement, display and communication of Ohm(2 wire) as like as Coil of motor or transformer.The meter supports Field Calibration function. It can be calibrated with sensor (Resistance) to meet machinery structure.They are also available 1 option of 1 Relay outputs, 1 Analogue output or 1 RS485 (Modbus RTU Mode) interface with versatile functions such as control, alarm, re-transmission or communication for a wide range of machinery and testing equipments applications.
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Product
4-Port Non-Isolated RS-422/485 M.2 B Key(2242, USB), DB37 Cable
PCM-34D4R4
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Meets Advantech iDoor Technology StandardM.2 2242 B Key compliant (USB 2.0)Speeds up to 921.6 kbps for extremely fast data transmissionSupports any baud rate setting (200 bps ~ 921.6 kbps)The PCM-34D2Rx (2-ports) supports Isolated ProtectionCompatible with embedded automation PC UNO-1/2/3/4 seriesCompliant with FCC/CE Class A CertificationOperation temperature 0~60 degree support
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Product
RS232 / RS485 / RS422 Isolators/ Isolated Converters
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From 3-wire to 7-wire RS232 isolators, 2-wire RS485 to 4-wire RS422 / RS485 isolators, and USB isolators to USB / RS232 / RS485 / RS422 optically-isolated converters, CommFront has all the industrial-grade optical-isolation devices to protect your assets from the unexpected. If off-the-shelf product does not provide enough security for you, we can even tailor-make the devices, which are customizable right down to the nuts and bolts.
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Product
PXI-8433, 4-Port, Isolated, RS485/RS422 PXI Serial Interface Module
779539-01
Serial Interface
4-Port, Isolated, RS485/RS422 PXI Serial Interface Module—The PXI‑8433/4 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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Product
Serial Transceivers
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Exar offers a complete portfolio of RS-232, RS-485 and RS-422 transceivers and the industry's largest portfolio of multiprotocol transceivers. At 52Mbps, Exar offers some of the industry's fastest RS-485 and multiprotocol transceivers.
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Product
4 2/3 Digit Voltage/Current Meter
CS1-VA
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CS1-VA economic type Voltage/Current Meter is designed with high accuracy measurement, display and communication of 0~600V or 0~10A for DC/AC/TMRS.They are also available 1 option of 1 Relay outputs, 1 Analogue output or 1 RS485 (Modbus RTU Mode) interface with versatile functions such as control, alarm, re-transmission or communication for a wide range of industrial and testing applications.
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Product
Smart GPIB Serial Interface Board
Model 4816
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* Provides GPIB-to-serial and RS-232-to-RS-485 conversion path for serial devices with RS-485 signals.* Provides all IEEE-488.2 functions and the Status Reporting Structure.* Smart firmware automatically passes GPIB data to serial device.* SCPI commands set serial configuration, GPIB address and user's IDN message.* 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
Digital Pressure Meter
ZET 7012-A-VER.3
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Digital pressure meter ZET 7012-A-VER.3 is used for fast and simple absolute pressure measurements and measured values data transfer in digital format via RS-485 or 4-20 mA interface.
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Product
4 2/3 Digital Potentiometer Meter
CS2-PM
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CS2-PM Potentiometer Indicator has been designed with high accuracy measurement, display and communication of Ohm (3 wire) as like as Positioner.The meter supports Field Calibration function. It can be calibrated with sensor (Potentiometer) to meet machinery structure.They are also building in 4 Relay outputs, 3 External Control Inputs, 1 Analogue output and 1 RS485(Modbus RTU Mode) interface with versatile functions such as control, alarm, re-transmission and communication for a wide range of machinery and testing equipments applications.
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Product
PMC-BiSerial II-NG1
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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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Product
8Thermocouple Robust Modbus RS-485 Remote I/O
ADAM-4118
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8ch thermocouple(can be set to voltage or current)Operation temperature:-40~85°C,Power input:10VDC~48VDCNoise protection: 4kV surge(power),4kV EFT,8 kV ESD protectionInterface: RS-485/USB3000VDC isolation protectionLED indicator to monitor I/O status
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Product
Three Phase Din-rail Multi-rate kWh Meter
SY 1041
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Hong Kong Songyang Industrial Ltd.
Type SY1041 three phase DIN rail watt-hour meter is a kind of new style three phase electronic multi-rate watt-hour meter, energy data display adopt 7 digits wide temperature type crystal display, with many functions of multi-rate (time-of use) energy measurement, infrared carrier wave communication and RS485 serial port communication reading meter, etc
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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
Virtex-5 XMC/PMC
XMC-FPGA05D
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Curtiss-Wright Defense Solutions
The XMC-FPGA05D high density I/O module controlled by a user programmable Xilinx Virtex-5 FPGA and supported by a range of front panel I/O modules including analog I/O, RS-485/422, LVDS and Camera Link.





























