RS485
Serial communication line supporting 32 devices.
See Also: Serial Communications, I2C, RS232, RS422
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RS485 Remote Display Indicator
CS1-8
CS1-8 has been designed for remote display by RS485 (Modbus RTU Mode) interface.
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USB-485/2, 2-Port, USB, RS485/RS422 Serial Interface Device
778476-02
The USB‑485/2 interface transforms your USB port into a single asynchronous serial port for communication with RS485 and RS422 devices. You can use a USB‑485/2 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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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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PXIe-8431/16, 16-Port, RS485/RS422 PXI Serial Interface Module
781473-02
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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RS485 Null-Modem Cable, DB-9 Female to DB-9 Female, 4m
183283-04
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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RS232 / RS485 / RS422 / TTL Serial Repeaters & Hubs
CommFront offers a range of rugged, industrial-grade RS232 / RS485 / RS422 / TTL repeaters and hubs to meet serial communications' data distance needs by converting unbalanced signals to balanced ones, deploying repeaters to boost signal strength, and implementing hubs for star-configured connections, while still taking full advantage of cost-effective and readily-available copper wire.
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RS232 To RS485/422 Converter
This device transparently converts RS-232 serial data to RS-485 or RS-422. It allows the creation of reliable long distance data communication systems using standard computer hardware.
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RS485 Mode SI-module With Optical Isolation
MX485-G
RS485 mode SI-module with optical isolation
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PCIe-8431, PCI Express, 2-Port, RS485/RS422 Serial Interface Device
782124-01
The PCIe‑8431/2 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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PCIe-8431, PCI Express, 8-Port, RS485/RS422 Serial Interface Device
780592-01
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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RS232 RS485 RS422 Serial To Ethernet Modbus Converters / Device Servers
In the past two decades, legacy serial communication protocols such as Modbus have merged rapidly with modern TCP/IP communication, yielding benefits including widely available infrastructures and greater distance, reliability, and flexibility. CommFront offers a range of industry-proven, easy-to-use serial to Ethernet converters and device servers, both hardware and software types. The applications of our serial to Ethernet converters include acting as a device server or a Modbus RTU/ASCII to Modbus TCP protocol converter; extending serial ( RS232 / RS485 / RS422 / TTL) communication distance over Ethernet network; controlling serial devices from remote Modbus TCP software or Modbus RTU master via Ethernet network; making a wide variety of M2M communication applications possible by enabling client access independent of any operating system or proprietary protocol; and converting conventional serial data network into TCP/IP network, etc.
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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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Weather Resistant Surge Protector for RS485 Control & 12VDC Power Lines
SP-RS485-12V-O
Ideal for applications such as video surveillance cameras and access control. Protects sensors running on 22 AWG 2-wire sensor cables or 12VDC power lines against the effects of electrostatic discharge, faulty wiring and lightning. RS485 protection: Stage 1 clamping voltage: ±90V; Stage 2 resistance: 3.3 Ohms; Stage 3 clamping voltage: ±7.5V. 12VDC power lines protection: Stage 1 clamping voltage: ±90V; Stage 2 current rating: 3A; Stage 3: 12V TVS (transient voltage suppression) diode. Screw terminal pairs for RS485 and 12VDC power lines protection. Will also protect two single ended data, analog or control lines. Impact and weather resistant enclosure with locking hinged cover.
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GPIB-RS485, GPIB Instrument Control Device
779733-04
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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GPIB-RS485/RS422 GPIB Instrument Control Device
779733-02
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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PCI-8433, 4-Port, PCI, Isolated, RS485/RS422 Serial Interface Device
779146-01
The PCI‑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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USB-485/4, 4-Port, USB, RS485/RS422 Serial Interface Device
778476-44
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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PXI-8433, 4-Port, Isolated, RS485/RS422 PXI Serial Interface Module
779539-01
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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High Speed Links
HSL
ADLINK's Intelligent Remote Data Acquisition & Control Modules (NuDAM) are designed for data acquisition systems based on PCs and other processor based equipment with standard serial I/O ports (RS-232 or RS-485 with auto direction control).
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RS-232 to RS-422/RS-485 Interface Converter
Model 9365
FEATURES: DIN Rail Mountable; User Selectable RS-422 or RS-485; User Selectable Two- or Four-wire RS-485; DataSpy® LCD Display; Intelligent Control of RS-485 Transmitter and Receiver; DTE/DCE Compatible; Data Rates Up to 115.2 kbp.
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Microprocessor Multifunction TRMS Power Meter + Harmonics Analyzer
8100 C
Kusam Electrical Industries Limited
INPUT :• Input Voltage Range :Voltage: 55 ~ 300V AC, or 300 ~ 600V AC, 45 ~ 65Hz.P.T. Ratio Programmable upto 9999 / KV.• Input Voltage Over Range :Voltage : 200 % Continuous, 300 % of rating for 10 sec.• Input Current Range :Current : 110 % of rating. 0-1A or 0 - 5AC.T. Ratio programmable upto 9999 / 5A.Input Current Over Range:Current : 400 % Continuous, 2000 % of rating for 10 Sec.• Input Frequency : 45 Hz ~ 70 Hz.• Input Burden :Voltage 0.25 VA / Unit, Current 0.25VA / Unit, at 50 / 60HzOUTPUTDC Current: 0 20 m A DCLoad resistance drive: output drive 10 V DC maximum.DC Voltage: 0 -10 V DCLoad resistance drive: output drive 5mA maximumOutput Protection: No damage even if output is Open or Short Circuit.Output Response Time : £ 1 Sec.Digital Output : RS485 Output, Isolate Type with MODBUS RTU mode., 4800, 9600,19200Baud Rate, User Selectable.
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IP-Parallel-IO
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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Dual Channel Multi-Band FM Tracking/Data Receiver In Modular Style Housing
LS-27-B
The Lumistar LS-27-B Modular Dual Channel Tri-Band Tracking and Data Receiver is Lumistar’s third generation of modular high performance FM Receivers. This wideband designs supports one or two independent channels of PCM with data rates up to 20Mbps. The unit includes both an optional FM demodulated output for PCM data, and standard programmable AM/linear AGC outputs for auto-tracking receivers. The design offers 8 IF Bandwidths and 8 Video Filters per channel for each receiver.AC coupling with a low pass filter is employed to ensure a high quality data link with long strings of NRZ-L ones or zeroes. The unit provides a software selectable 10 MHz reference I/O port forlocking local oscillators to a high precision external source or to arrange multiple units in a master/slave arrangement. The receiver’s control and status is achieved via Ethernet, USB or auto-switched RS-232 (or “4-wire” RS-485 in place of 232). When utilizing the RS-422 interface, multi-drop configurations can be accommodated.
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LAN⇔RS-422/RS-485 Converter (Insulated, Wall-hanging Model)
SI-65FA-L
SI-65FA-L is an interface converter to connect equipments such as equipment for factory automation or analyzers which have RS-422/485 communication ports to LAN.
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FaithTech FTLP Series 100W/180W Portable Programmable DC Power Supply
FaithTech FTLP Series
Shenzhen FaithTech Technology Co., Ltd.
FTLP series is a kind of programmable Portable bench DC power supply, with the widest output range, which allows engineers to test more program requirements with just one device. To be exact, the FTLP series provides full power all the way down to 25% of the rated output voltage. The FTLP series is equipped with RS232 and RS485 as standard interfaces that are essential for system integration, you can also choose USB or LAN interface as your add-on interface. The series supports SCPI and MODBUS-RTU protocol, which is convenient for all kinds of test platform. The FTLP series DC power supply can be widely used in battery chargers, high-voltage ultra-high-speed diodes, electrolytic capacitors, electromechanical control fields, and ATE test systems, etc.
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GPIB Serial Interface
Model 4894B
* Provides RS-232C single-ended and RS-422/RS-485 differential serial signals. * Expanded baud rate range from 50 to 115,200 baud.* 256 Kbyte RAM buffer for spooling data.* Over 600 Kbyte/second GPIB data transfer rate.*Transparent data transfer.* Programmable replacement for the NI CV interfaces.* 1 U high rack mount kit mounts one or two 4894Bs* Includes US 115 VAC Power Adapter, Manual and Support CD.
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Digital Panel Meter
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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4 Serial Communication Channels, Multi-Mode Programmable, Non-Isolated
SC7
Module SC7 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. SC7 is the same as SC1 except SC7 reallocates the pins used for CTS Flow Control as four (4) additional system grounds.
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Data Acquisition Modules
Advantech''s data acquisition modules and ethernet I/O modules provide ideal industrial control and measurement solutions for harsh environments and demanding applications. With wide operating temperature ranges and multiple mounting methods, Advantech''s ADAM series, such as RS-485-based and ethernet I/O, can be implemented in diverse applications. The Advantech ADAM-3000 series consists of cost-efficient, field configurable, isolated signal conditioning modules that can be easily installed to protect instruments and signals from the harmful effects of electrical interference.
