Usb rs485 konverter pdf

Usb to rs232 rs485 converter with isolation, metal case. The usb rs485 cable is a usb to rs485 levels serial uart converter cable incorporating ftdis ft232rq usb to serial uart interface ic device which handles all the usb signalling and protocols. The adapter is powered from the usb port and no external. It allows an rs485 serial port to be added directly to the usb port of a pc. The usbrs485 converter is an electronic device used to interface an rs485 network to a personal computer via the usb port. The model supports for rs232 rs485 2 wire, 4 wires. Suitable for industrial, military, marine, science and custom built applications. Usb to rs485 interface modules are available at mouser electronics. Aug 22, 2017 testing of sensors with rs485 using pc without proper interface is not possible. Usb to rs232 rs485 ttl industrial isolated converter. Newegg offers the best prices, fast shipping and toprated customer service. Usb to rs485 2wire converter usbstick interface converter for data rates up to 1,5 mbits with galvanic isolation up to 2,5 kv the usbnano 485op changes signals between usb and rs485. This section summarises the key features of the ft232rq which apply to the usbrs485 usb to serial rs485 converter cables.

The laureate usb to rs485 converter board can connect up to 31 laurel meters and counter on an rs485 bus to a computer wity a usb port. Adam45614562 allows pc users to connect a serial device to a system that use a usb interface. The unit can be used to communicate with one loop of up to 256 units of rs485 devices and it comes wi. The cable provides a fast, simple way to connect devices with a rs485 interface to usb. Usb rs485 converter cable provides a usb to rs485 serial interface with customised end connectors.

The stick is available in three versions, which differ in the interface connector. This user manual must not be reproduced in any form without prior. The uc485 adapter lets you use a single usb connection to create plugandplay serial transfers without additional cables or complicated device installations. Wire up an rs485422 device to the 4 socket terminal block to give your hardware usb connectivity.

Adam4561 1port isolated usb to rs232422485 converter. Rs232, rs485, rs422, usb and other serial converters. The interface between usb and rs485 can be soldered with one of the many ftdi interfaces with added rs485 driver, or bought as assembled module. Technical and operational description front panel of usb rs422485 remark. Finding the best converter can however be a challenge since there are so many different models, types and manufacturers. The unit can be used to communicate with one loop of up to 128 units of rs485 devices. Connect usbrs232422485 converter into the usb port of your computer first. Our expertdaq rs422 rs485 converters, rs422 rs485 repeaters and rs485 feldbus remote io modules have been developed for professional use in the industry. The model is high speed, usb to rs232 rs485 2 wire 4 wire converter. Usb to rs422485 adapter uc485, aten usb converters aten. The usb 485b is a bidirectional usb powered rs485 to usb converter with builtin 120 ohm termination option, which makes a halfduplex rs485 available to a pc via the usb port. It converts serial signals, via the usb connection, into rs485 signals. Usb to rs485 convertor, rs232 convertor, rs485 convertor, usb.

Usb to rs485 serial converter cable datasheet version 1. The power is derived from the usb port, so there are no power adapters to deal with. Using this cable, you will be able to program a meter, view real time readings and download stored data to a pc using the meters rs485 port. It features surge protection to guard against unpredictable voltage spikes. The 1010020 usb to rs485 converter provides a simple, low cost interface between a pc or laptop with a usb port, and 2wire rs485 devices. The usbrs485, usbtors485 interface converter is designed to convert usb interface signals to.

The usb to rs485 module provides a complete bridging interface between usb typeb and rs485 signals with a simple virtual com port software interface. The serialcomm rep4854229e is an industrial grade bidirectional externally powered 2. It features a usb typeb connector for connection to a pc via a standard usb cable, plus an rj11 jack for interface to an rs485 bus which can support up to 31 laurel meters equipped with laurels rs485 interface board. It can convert any standard full duplex usb port to a rs485 signal in either direction via a com port on the host computer. This usb to rs485 converter has some great features rarely seen in this type of compact converter.

A ferrite bead in front of the usb connector prevents noise from entering the converter from the computers usb port, effectively reducing noise. This item gearmo mini usb to rs485 rs422 converter ftdi chip with screw terminals and windows 10 support dtech usb to rs422 rs485 serial port converter adapter cable with ftdi chip supports windows 10 8 7 xp mac 1. Our product line includes ethernet usb rs232 to rs422 rs485 converter and rs422 rs485 repeater. This usb to rs485 converter use the high performance ch340 chipset and is compatible with all the latest operating systems.

You can connect it directly to serial 485 lines without adding a converter. What data received by the converter and at rs232rs485 side are output for further processing depends on the configuration of the can identifier, the camacceptancecode and the can. The usb 485b has a db9 male connector on the rs485 port, and a usb type a female on the usb port. It provides a link between a pc equipped with a type a usb port and rs485 devices equipped with an rj45 plug. Rdl usb to rs485 converter module ft232rl buy rdl usb to. Since rs232 interfaces are very rare, the interface should be hooked to usb. Due to its fast communication, stability, reliability, and safety, it is an ideal choice for industrial control equipments andor applications with high communication requirement. The module is a costeffective way to convert rs485 industrial buses to an usb inter face. The usb to rs232485ttl is very easy to use, fully automatic transceiving without delay. Were sorry but dcfrontend doesnt work properly without javascript enabled. This board is very useful for connecting a legacy rs485 device to usb port of pc.

If data is sent in the wrong format to the converter through the usb com port, it can be recognized by the converter. Downloads serial converters usb to serial rs232 adapters usb to rs485 rs422 accessories wireless rs232 serial serial to ethernet converter rs232 to rs485 converter, usb to serial adapter, rs232 to rs422 converter, serial ethernet converter, serial converter. The unit is powered from the usb port and requires no external power. This is a compact version of the usb to rs485 converter. The usb to rs485 converter utilizes the ftdi chipset making it compatible with most computer systems and operating systems. To attach the adam45614562 to a pc, you dont need to open the chassis or power down your pc. Only if the two results are equal, the id is accepted and output to the usb port for further processing. Usbrs232 converter usbrs422485 converter users manual. The usb 4851 is a portpowered, bidirectional, integrated usb to rs485 adapter converter that can be used to convert any standard fullduplex usb port into a twowire balanced halfduplex rs485 port and vice versa. Usbtors485 converter board device server for laurel. It lets you connect any rs485 or rs422 device to your computers usb port, without experiencing computer lockups, io or driver problems.

Shop usb adapters and converters from startech, vantec, syba, iogear and more. The tcsmcnam3m002p converter is a programming cable that acts after its proper installation as virtual com port on the pc system. An internal amplifier supplies power from the rs232 port without initializing the rs232 interface. The standard usb rs485 converter usb to rs422 adapter is a nonisolated adapter which. Extending communication distance with rs485 masterslave multidrop configuration with rs485 rs232 to rs485 converter part no. Xs201a this bidirectional rs232 to rs485 converter is portpowered with an optional external power supply terminal. Gearmo mini usb to rs485 rs422 converter ftdi chip with. Buy rdl usb to rs485 converter module ft232rl online at low price in india on. One usb rs485 converter can be used for connecting two unit of rs485 devices.

The usbrs485 cable is a usb to rs485 levels serial uart converter cable incorporating ftdis ft232rq usb to serial uart interface ic device which handles all the usb signalling and protocols. The xs885 is a compact usb to rs485 rs422 converter without a usb cord, the usb end simply connects directly to the computers usb port, which makes this converter ideal for mobile applications, onthego or simply if you want a small convenient converter. It makes use of the st485 chip which features reduced slewrate drivers that minimize emi and reduce reflections caused by improperly terminated cables. Converter converter touch panel pc and rs485 converters. The optical isolation protects one segment of your network from problems that arise on the other. I has the converter circuitry built directly into the usb housing which makes it ideal for applications with limited space or if you like to have just the communication wires available without the converter part. Our usb to rs485 converters hjelmslund electronics are specialized in making usb to rs485, rs422 and rs232 converters, targeting customers who needs converters with better quality than the cheaper nonisolated, but smaller and less expensive than the industrial types of isolated converters. The connection of the converter to the pco as shown in fig. This usb rs485 converter is a portpowered bidirectional usb to rs485 converter, which can be used to convert any standard fullduplex usb port into a twowire halfduplex rs485 port and vice versa.

Computers usb port the e205301 cable is an rs485 to usb serial converter that provides a fast, simple method to connect an eig power meter with an rs485 interface to a computer with a usb port. Instantly get one or two extra highspeed rs232422485 ports. If you need to connect a serial rs485 device to your computer but your computers doesnt have a serial port, then the easiest and fastest way to do that is by using a usb to rs485 converter. A builtin data direction autoturnaround feature automatically enables the rs485 rs422 driver when data is present. The usbrs485, usb tors485 interface converter is designed to convert usb interface signals to. When connected to a pc usb port the module is automatically. Future technology devices international limited ftdi unit1, 2 seaward place, centurion business park, glasgow g41 1hh united kingdom. The us422i is a aluminum housed usb to rs485 422 optically isolated serial adapter that interfaces with db9 pin, rj45, and a screw terminal header that converts between usb and various serial signals such as rs232.