RS485
Serial communication line supporting 32 devices.
See Also: Serial Communications, I2C, RS232, RS422
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Product
Network Analyzers
MPR2 Series
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Dimensions:DIN4 kVArh, Max, Min: available (available)% THD I: none (none) % THD V: none (none)Harmonics 1-51.: RS-485: none (none)Digital Input:Digital Output:Temperature Input:AOV:RLY: Memory:Current Voltage Unbalances: none (none) X5/X1: none (none)Plug & Meter: available (available) 85-300 VAC/DC: available (available)
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Product
Powerline Analyzer
SHARK 100-S
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Amperis introduces one of its most advanced Sub-Meters. This high performance product is designed to measure the use of electrical energy with an accurate degree of billing and send that information by the most advanced means of communication. The unit supports RS485, Ethernet RJ45 or IEEE 802.11 Wi-Fi ethernet. This allows it to be installed anywhere in the building or construction and communicate with the Cetral Backup Software easily, quickly and automatically.
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Product
RS232 Null-Modem Cable, DB-9 Female to DB-9 Female, 2m
182238-02
Serial Cable
9-Pin Female DB-9 to 9-Pin Female DB-9 Serial Cable - The 9F-9F Serial Cable, sometimes referred to as GPIB Serial Cable, connects and controls GPIB devices using RS232 and RS485 serial ports. The 9F-9F Serial Cable is offered in different lengths.
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Product
Low Profile PCI Express 2-Port
7205ec
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The 7205ec low-profile PCI Express serial interface provides two serial ports configurable for RS-232, RS-422 or RS-485. 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 7205ec ideal for data-intensive applications that require reliable, ultra-fast throughput rates.
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Product
Serial Communication Products
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Many types of external computer equipment have a serial ports to communicate with host PCs. ACCES I/O has Communication Cards for all of the popular protocols you may find on this type of equipment (RS-232, RS-422 and RS-485), ranging from a single port to eight ports on a single card. There are also optically isolated versions of some of these cards to ensure effective data transmission on long communication lines, even in electrically noisy environments. Having optical isolation is like having data insurance.
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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
USB / RS232 / RS485 / RS422 Opto Isolators
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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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Product
Serial-to-Daq Minibox
Model 2367
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* 2367 provides 32 digital I/O lines, 4 analog outputs, 6 analog inputs, 6 relay driver outputs and 4 temperature inputs.* Firmware supports ASCII command strings, Addressed commands for RS-485 networks and packet protocol. * Operates as a RS-232 as a RS-485 to Data Acquisition Module. * DB-25 connector has both RS-232 and RS-485 signals.* SCPI commands and IEEE 488.2 compatibility provide GPIB like operation over the serial link. * The 2367 is packaged in a CE approved Minibox™ metal case to minimize EMI/RFI. * 1 U high Rack Mounting Kit mountsone or two 4867s.* Plug-on Terminal Board simplifies wiring connections.* Includes Universal Power Adapter and 62-pin mating connector.
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Product
4 2/3 Digits Voltage/Current Meter
CS2-VA
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CS2-VA Voltage/Current Meter is designed with high accuracy measurement, display and communication of 0~600V or 0~10A for DC/AC/TMRS.● ADTEK builds flexible function as like as 3 bank (for multi-range scaling and set point) and 3 external control inputs meet to various testing equipment inquiry.They are also build 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 industrial applications.
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Product
PXIe-8431/16, 16-Port, RS485/RS422 PXI Serial Interface Module
781473-02
Serial Interface
The PXIe‑8431/16 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
- RS-232 to RS-485 2 Wire with LCD Display
Model 366
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FEATURES: DataSpy® Status Display; Implements Low Cost LAN; Supports 32 Users; Uses Single Twisted Pair; External DTE/DCE Switch; Programmable Contention; Selectable Termination. The Model 366 allows interfacing RS-232 based equipment with networks/equipment using RS-485.
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Product
- RS-232 to RS-422/RS-485 Converter
Model 285
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FEATURES: User Selectable RS-422 or RS-485; User Selectable 2 or 4 Wire RS-485; Intelligent Control Of RS-485 Transmitter And Receiver; TD & RD LED's; DTE/DCE Compatible; Data Rates Up to 64 KBPs. The Model 285 RS-232 to RS-422/RS-485 Converter is a unique interface converter that can be configured to operate in compliance with RS-485 or RS-422 equipment, and RS-232.
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Product
PCI Express 4-Port
7404e
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The 7404e PCI Express serial interface provides four multifunction serial ports, each individually field-configurable for RS-232, RS-422, or RS-485. Each serial port utilizes a 16C954 UART with 128-byte Tx/Rx FIFOs that enables data rates to 921.6K 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
Digital Panel Meter
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Inbuilt Selector SwitchHigh resolution reading with autoscalingSuitable for industrial panels, gen-sets, solar, pump control panels, etc.Optional RS485 for data collectionOptional easy interface to PLC through modbus protocol
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Product
Serial Parallel Interface
Model 2313
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* Provides 128 high-power TTL I/O lines that can sink 48 mA or source 24 mA. * Easily interfaces to TTL or CMOS signals and contact closures. * User can configure the data bytes as inputs or outputs.* Transfer data as bits, bytes as data strings or transparently.* Separate headers for RS-232 and RS-485 signals. * Optional 2313 Flat Ribbon Cables mount DE-9 male or female connectors on the rear panel. * Optional Relay Driver boards with 64 or 128 Relay Drivers.
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Product
8AI Modbus RS-485 Remote I/O
ND-6117
Data Acquisition Module
The NuDAM modules provide direct communications with a wide variety of sensors; perform signal conditioning, scaling, linearization and conversion; can acquire measurements of temperature, pressure, flow, voltage, current; and handle multiple digital signal types broadly used in IoT and other industrial applications, such as facility monitoring, environment monitoring, and industrial process control. The new ND-6117, ND-6124, ND-6150, and ND-6160 modules feature Modbus/RTU as the best remote data transmission protocol, which provides customers a comprehensive product offering.
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Product
Modbus Data Acquisition
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The Datexel range of Data Acquisition equipment includes Modbus RTU Masters and Slaves, Modbus Input, Modbus Output Modules, Modbus Isolation Modules and Modbus Repeaters. The range also includes converters (RS485, USB, RS232, RS422, TCP-IP). By combining these units with the DAT3000 and DAT10000 series a complete solution for your Data Acquisition can be found from Datexel. The DAT9550 is a remote Modbus display unit that can be programmed to accept data from Modbus slaves or masters such as a PLC or the DAT9000 range of Modbus controllers.
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Product
Programmable Wide Frequency AC Power
PWF series
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The PWF series is a family of programmable AC power source with wide range of adjustable frequency, developed for aerospace or military’s 400Hz and 800Hz test applications, such as lab use, compliance test, and quality assurance. The PWF series consists of L series and M series, which have different output frequency range. L series provides 45~500Hz and 0~300V output, and M series provides 300~800Hz and 0-150V output. Users can select communication interfaces of RS-485, RS-232, and optional GPIB. The PWF series also have programming sequence functions of STEP and GRADUAL modes, three phase independent control, phase angle control, and disturbance function.
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Product
4 Digit Voltage/Current Meter
CM2-VA
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CM2-VA Voltage/Current Meter is designed in simple operation and 20.0mm LED displays in 4 digits with economic cost.They are can be programmed by buttons that are hidden in front panel.They are also available to option relay output and an analog output or RS485(Modbus RTU Mode) communication
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Product
Self-reclosing Overcurrent And Residual Current Protection
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Wide range of solutions to guarantee personnel safety as well as maximum service continuity in the event of a ground current or breaker trip, with automatic reconnection of the installation. Available with RS-485 communications (Modbus RTU) and remote control inputs/outputs.
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Product
Multiprotocol Serial Card
PCIe-ICM-4SM
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The PCIe-ICM Series are a new family of isolated PCI Express serial communication cards. These PCI Express cards feature a selection of 4 or 2-ports of isolated, software selectable, RS-232, RS-422, and RS-485 serial protocols.
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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
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
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
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
Sensor
Hyperion Fluorescein
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The Hyperion Fluorometer sensor range delivers a high-performance measurement of Chlorophyll A, Fluorescein, Rhodamine and Phycocyanin. Offered as standard in a 6000m depth rated, titanium housing the Hyperion Fluorometer has a wide range (9-28V DC) isolated power supply, data output up to 16Hz and RS232, RS485 and Modbus communications.
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Product
Dual-Port Serial Interface Cards
PCI-COM2S And PCI-422/485-2
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The PCI-COM2S and PCI-422/485-2 are dual-port, asynchronous serial communications cards designed for use in PCI-Bus computers. They are 6.5 inches (165 mm) long and may be installed in any 5V PCI slot in IBM and compatible computers. Each independent port supports RS-422 and RS-485 balanced-mode transmission/reception, and on the PCI-COM2S, RS-232 single-ended transmission/reception as well.
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Product
4 Digit Process Meter
CM1-PR
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CM1-PR 4 Digits Process Meter has been designed in simple function and 4 digital 20.0mm LED displays with economic cost.They are can be programmed by tact switches that are hidden in backside of front bezel.They are also available option of 2 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 applications.
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Product
4-Port Serial Interface, Modular, With/Without Optical Isolation, 3.3V
CPCI-7500
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*This Model has a 37-pin D-Sub male connector*RS232, RS422, RS485, 20 mA Current Loop*Modular structure through SI modules*With or without optical isolation*Mode configuration free for each port*128-byte FIFO-buffer, common interrupt*Transfer rate programmable up to 115,200 Baud*Option: up to 1 MBaud for RS485 and RS422*Automatic direction recognition for RS48*Mode: configurable RS232, RS422, RS485, 20 mA Current Loop (active, passive) with or without isolation (SI modules)*Transmission mode asynchronous, full, half duplex*Transfer rate: progr. up to 115.2 kBaud up to 1 MBaud on request*Protocol: 5, 6, 7 or 8-bit character 1, 1? or 2 stop bits*Parity: even, odd, none, mark or space*Interrupt lines: automatic through BIOS
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Product
Multifunctional Meter
AEM-DR
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Provide high accuracy measurement, display and remote communication of single phase & three phase parameters (V, A, P, Q, S, PF, Hz, Kwh). Multicircuit design and relay output modular expansion design decrease the overall cost and make the functionality more flexible. All monitored data is available via a RS485 serial , for the needs in energy management, alarming, and remote controlling. Embedded flash memory for Data-Logging can avoid any data missing once the communication is interrupted. Moreover, its ultra compact size DIN-rail mounting makes itself mountable in virtually any panel, enclosure or indoor Cabinet.
