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Optoelectronic isolation 485 converter
Optoelectronic isolation 485 converter
Optoelectronic isolation 485 converter

The BMT-F870 series optoelectronic isolation 485 converter (RS485/RS232 to 5-way RS485) hub is an RS485 bus splitting hub (HUB) designed to meet the requirements of RS485 systems in complex electromagnetic field environments.

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Product Description

                                                             BMT-870 Communication Converter

1、 Main technical indicators

Product Name

BMT-F870 Communication Converter

Product Features

RS485/RS232 to 5-port RS485 hub

Input

/Power isolation

Signal isolation: magnetic coupling isolation

Power isolation: DCDC isolated power module

Isolation voltage: 2500V

Communication output

Baud rate: 300bps~230400bps

Interface protection: The output interface adopts overvoltage and overcurrent dual protection

RS485 electrical interface: 10 bit plug-in terminal

Terminal resistor: Built in 120 ohm terminal resistor

Number of nodes: Up to 64 terminals per RS485 interface

Transmission distance: 1200 meters @ 9600bps

Overall dimensions

L125×W70×H35mm

Installation method

DIN35mm rail installation

Working environment

Temperature: -20~+60 ℃ Humidity:<90% (non condensing)

working power supply

DC9~36V power<1W

























2、 Standard RS485 wiring method


Adopting standard RS485 bus connection method, namely hand in hand connection method; Avoid using star shaped connections as non-standard connections can cause significant interference to communication.

The communication cable needs to be securely connected, as loose or accidental contact may burn out the communication interface of the upper computer.

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