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
RS-232/RS-485 Converter
ECD485
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Deploy sub-metering sites and simple metering networks with ease using the EDMI MiniHub RS-232 to RS-485 converter.1/4 Load RS-485 modules allow for up to 128 devices over 1.2km of wired daisy-chain network, with each meter capable of becoming the Network Master and remotely connecting to a backhaul system via an integrated EDMI Modem Port redirect connector.
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Product
RS485 Null-Modem Cable, DB-9 Female to DB-9 Female, 2m
183283-02
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
Modbus RTU Analog Input Modules
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The Datexel range of Modbus RTU analog input cards for both RS485 and RS232 with Modbus or ASCII protocol can be combined with the DAT9000 series of Modbus Masters. A choice of input cards or modules are available and have various optional inputs such as Voltage, Current, Thermocouples, RTD, and Resistance. Also a choice of 2, 4, 8 channel options are available. The DAT3011 is a Modbus RTU Slave with 1 selectable universal input (Thermocouples, RTD, mV, RTD's or Resistance), 2 x 4-20mA or 0-10V input and 2 x4-20mA outputs. The DAT3011 also has 3 digital inputs and 3 relay outputs. Each module is isolated from each other and is set up using the DAT3000 software Development package which is free of charge from the Datexel download web page. Datexel also has universal input modules. An 8 channel analog input card is available making the DAT3000 series a very economical solution to large and small scale Data Acquisition. Combining these analog input cards with the analog output cards, the digital input/output cards and the communication devices make Datexel the smart choice where Data Acquisition is required.
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Product
5 Digit Frequency Meter
CS1-F
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CS1-F economic type Frequency Meter is designed with high accuracy measurement, display and communication of Frequency.The innovation feature is auto-range input from 0.01Hz~100KHz(option ~140KHz) and the display resolution will auto-change to show the highest according to input frequency.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 panels and testing applications.
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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
Remote I/O
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ADAM remote I/O are categorized into 5 families: IoT/OPC UA Ethernet I/O, Modular I/O system, RS-485 I/O and Serial/USB Converters/Repeaters.
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Product
RPM Indicator
CS2-RL
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CS2-RL RPM Indicator has been designed with high accuracy measurement, display and communication of pulse (Frequency).The innovation feature is auto-range input from 0.01Hz~ 100KHz (option ~140KHz) and the display resolution will auto-change to show the highest according to input frequency.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 testing and machinery control applications.
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Product
Integral Intelligent Flame Detector
FS-100
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FS-100 utilizes SMT technology which integrates a photoelectric sensor, a microprocessor, and a Human-Computer Interface (HCI) and an output interface together, sending out various outputs including an ON/OFF flame signal, a fault signal, a 4-20mA signal, and an RS-485 output (meets the MODBUS standard) via the quick connector.
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Product
4 Digits Temperature (RTD) Meter
CM1-TR
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CM1-TR RTD Temperature Meter has been designed in simple operation and 4 digital 20mm LED display 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
Voltage/Current Indicator
CS3-VA
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CS3-VA Voltage/Current Indicator has been designed in miniature size(24 x 48mm), and provide high accuracy measurement, display and communication of 0~300V or 0~20mA for DC/AC(average).They are also to build 2 Relay outputs, 1 External Control Input, 1 Analogue output or 1 RS485(Modbus RTU Mode) interface with versatile functions such as control, alarm, re-transmission or communication.
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Product
Fixed Gas Detectors
700 Series
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Teledyne Gas & Flame Detection
The sensor electronics are completely protected and immune to water ingress and corrosion. The sensor elements are all plug-in components and can easily be replaced in the field. Operator interface is non-intrusive via a small handheld magnet. Configuration and routine calibration is intuitive and menu driven with fully scripted instructions. Sensor status is displayed on a built-in alphanumeric LED display. The 700 Series intelligent sensor modules feature dual redundant outputs, a linear 4-20 milliamp analog signal and a Modbus RS-485 serial output.
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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
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
RS232 / RS485 / RS422 / TTL Serial Repeaters & Hubs
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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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Product
3U CompactPCI® RS-232/422/485 Serial Communication Card
MIC-3955
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The MIC-3955 is a low power 4-port or 8-port RS232/RS422/RS485 serial board with 3U CPCI form factor and is based on the EXAR PCI controller. MIC-3955 is PICMG 2.0 Rev. 3.0 compatible. Rear board module are named MIC-3527XX. The MIC-3955 supports front IO or rear IO with 4-port and 8-port, and every channel is independent.
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Product
Data Logger with GSM/GPRS Module
HD33M-MB.2
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GSM/GPRS data logger. RS485 MODBUS-RTU input, additional contact input for rain gauge. Great to combine with HD52.3D and HD51.3D series anemometers!
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Product
2-Port RS/232/422/485 Async Serial Communications Adapter PMC
2901
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The 2-port Async Communications Adapter is a costeffective solution for providing additional RS232/RS422/ RS485 based serial ports for a host processor. Using configuration switches on the PMC board, each port is independently set-up at either RS232 or RS422 levels. In the RS422 case, an additional option is provided to transmit data on the receive data line in an RS485 fashion.
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Product
Serial Interfaces
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All of ICS's Serial Interfaces provide GPIB like IEEE-488.2 functionality over an RS-232 or RS-485 Serial link and are serial 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
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
Digital Panel Meter
VAW
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VAW DC Multifunction Power Meter provide high accuracy measurement, display and communication of DC voltage, Current, Power, Energy(import / export), and Run Hour. They are also building in 4 Relay outputs, 1 Analogue output, 1 Pulse output , 2External Control Inputs and 1 RS485(Modbus RTU Mode) interface with versatile functions such as remote I/O, alarm and communication for DC power applications like as solar, wind power system or portable electronic device consumption testing.For the power saving, VAW has built in an innovation timer to switch down the light and power of LED. It makes sense to build the meter in a green power system.
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Product
Flexible Data/Analog Switching System
S6025DE
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Universal Switching Corporation
Designed for parallel switching of RS-232 data or other similar types of data, the S6025DE delivers compact solid-state switching in an expandable configuration. The unit can start as a smaller size and be expanded later to a full 60x60 array with 25 levels, perfect for switching RS-232 type data. It provides a choice or a combination of remote control including RS-232C, RS-422A, RS-485, GPIB (IEEE-488) and Ethernet (10base-T).
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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
Flow Controller Meters
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Auto. change red or green display when alarm status changesAccuracy±0.75% of full scaleMeasuring pipe size range DN 15 to DN 600(0.5 to 24 inch.)Measuring flow velocity range 0.1 to 8 M/s(0.33 to 26 Ft/s) Field-rangable supply voltage from DC 14 to 28 VDisplay flow units Liter,GAL,M3,TON can be modifiedDual alarm function (optional) 16 bit DAC analog output function (optional) Digit RS-485 interface function (optional) Protection class NEMA4/IP65
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Product
Answer Man Junior I/O Board
0001-011
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A general purpose interface board for Mircromint's Answer Man Junior. Jumpers select one of three communication interfaces (RS-232, RS-485, or fiber optic RS-232). 12 bit ADCs and DACs are added for higher precision AD conversions. Answer Man Junior is included with the board.
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Product
Temperature and Humidity Transmitter
DST1000
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Design for airflow velocity and heat transfer rate Applied to HVAC and clean room High-accuracy,wide-measuring range Wide view angle LCD for sharp display Analog or digital output with current ,voltage and RS485 On line calibration-availability
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Product
GPIB Smart Serial Interface
Model 4866
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* Adds an IEEE-488.2 compatible GPIB Interface to any serial device.* Provides all IEEE-488.2 functions and a Status Reporting Structure for the serial device.* Uses SCPI commands to set the serial configuration, GPIB address and user's IDN message.* Provides RS-232C single-ended and RS-422/RS-485 differential serial signals.* Operates with asynchronous serial devices, with standard serial devices and with 'smart' serial devices such as embedded computers or microprocessors.* 1 U high rack mount kit mounts one or two 4866s* Includes US 115 VAC Power Adapter, Manual and Support CD.
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Product
Data Logger for Ultra Low Temperature
DSR-ULT
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Special probe using military industrial technology supports measuring temperature ultra low to -100 Original fittings for sensor connection, ensures 100,000 plugs Support single DSR connecting to PC via USB interface, and multiple DSR grouped in RS485 or LAN networking for central management Suitable for medical refrigerator, biological specimens preservation, scientific research and other applications
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Product
Digital Pressure Meter
ZET 7012-A-VER.1
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Digital pressure meter ZET 7012-A in BP4-1 casing 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
Digital Panel Meter
CM3-VA7
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CM3-VA7 is a multifunctional 3-phase voltage/ current meter.With 3 phase voltage or current display at the same, configurable display range via front buttons, anti-inference design, reliable quality and easy to use and install CM3-VA7 also has multiple I/O functions including 3 relay outputs, an analogue output and a RS485 communication port running the Modbus RTU Protocol.





























