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Isolated USB to RS485 Converter (E), RJ45, Waveshare 35226

Isolated USB to RS485 Converter (E), RJ45, Waveshare 35226

Regular price 1 575
Regular price Sale price 1 575

SKU: 2135

Description

USB to RS485 (E)

Isolated Bidirectional Converter

This is an industrial-grade isolated USB to RJ45 single-channel RS485 converter, featuring the original FT232RNL chip. Onboard isolated RS485 transceiver circuit, using an RJ45 port with T568B pinout for stable and reliable communication, suitable for industrial control, instrumentation, access control and security, PLC communication, and other applications.

USB to RS485 (E) Industrial Grade Isolated Bidirectional Converter with RJ45 T568B and FT232RNL

Key Features

  • Supports USB-to-RJ45 single-channel RS485 bidirectional communication, with a USB-A plug-and-play port and an RJ45 port, easy to use
  • Equipped with original FT232RNL chip, providing high-speed, stable, and reliable communication with mature drivers and excellent compatibility
  • Onboard isolated RS485 transceiver with integrated signal and power isolation, effectively improving communication stability and anti-interference capability in industrial environments
  • Onboard TVS/ESD protection components, providing transient surge and ESD protection for USB and RS485 ports, suitable for complex electromagnetic environments
  • Onboard multiple resettable fuses, protection diodes, and a 120R termination resistor, effectively suppressing overcurrent and overvoltage for enhanced bus communication stability
  • Onboard 2 LEDs for signal transceiver status indication

Specifications

PRODUCT TYPE Industrial grade isolated USB to RJ45 single-channel RS485 converter
Baudrate 300bps ~ 512,000bps
Host port USB
Device port RJ45 single-channel RS485
USB Supply voltage 5V
Connector USB-A port
Interface protection Overcurrent protection, ESD protection, and transient surge suppression
Transmission distance About 5m
RS485 Connector RJ45 port with T568B pinout
Pins 1=A, 2=B, 3=NC, 4=5V, 5=5V, 6=NC, 7=GND, 8=GND
Direction control Automatic hardware control
Interface protection Surge protection, ESD protection, overcurrent/overvoltage protection, reverse pulse protection, and bus matching optimization
Isolation solution Isolated RS485 transceiver with integrated signal and power isolation
Channel Single-channel RS485
Transmission distance About 1.2km (low rate, with ideal cables)
Transmission mode Point-to-multipoint (up to 32 nodes, repeaters recommended for 16 nodes or more)
LED indicators TXD TX indicator: Green LED flashes when USB port is sending data
RXD RX indicator: Yellow LED flashes when device port is sending data
Operating environment Temperature -40 °C ~ 85 °C
Humidity 5 % RH ~ 95 % RH
Operating system Mac, Linux, Android, WinCE, Windows 11 / 10 / 8.1 / 8 / 7 / XP

Original FT232RNL Chip Onboard

Equipped with an FT232RNL USB-to-UART bridge, with mature drivers, stable communication, and excellent compatibility. Paired with an isolated RS485 transceiver circuit for stable and isolated conversion between USB and the RS485 bus.

WAVESHARE USB to RS485 (E) hardware schematic with FT232RNL, isolated transceiver, and protection circuits

Isolated Long-Distance RS485 Transmission

The USB signal can be converted into a balanced differential RS485 signal with automatic hardware transceiver direction control. Supports baud rates from 300bps ~ 512,000bps, and RS485 transmission distance is up to 1.2km at low baud rates under ideal cable conditions.

USB to RS485 (E) converter application diagram connecting computer via RJ45 to multiple industrial RS485 devices

Multi-System Support

Supports Mac, Linux, Android, WinCE, Windows 11 / 10 / 8.1 / 8 / 7 / XP, compatible with PC, industrial computers, embedded hosts, and other devices.

USB to RS485 converter compatibility with Windows, Mac, Linux, and Android

Multi-Level Protection, Safe and Stable Operation

Onboard TVS (Transient Voltage Suppressor), effectively suppresses surge voltage and transient spike voltage in the circuit, surge and ESD protection. Onboard resettable fuses and protection diodes, ensure stable current/voltage outputs, provide overcurrent/overvoltage protection, improve shock resistance.

Industrial USB to RS485 adapter protection features, including TVS, ESD, overcurrent, and surge protection

Single Channel RS485 RJ45 Connector

Uses an RJ45 port for single-channel RS485 output, providing quick connection to compatible devices or adapter cables with the same pinout.

USB to RS485 (E) RJ45 T568B pinout for RS485 A, B, 5V, and GND connections

Working Status Indicators

Onboard TXD and RXD indicators clearly show the working status of USB and RS485 for easy on-site debugging and troubleshooting.

WAVESHARE USB to RS485 (E) RXD/TXD LED status indicators for transmit and receive debugging

Outline Dimensions

WAVESHARE USB to RS485 (E) physical dimensions and outline measurements in mm

Resources & Services

Resources & Services Resource Content

WIKI: docs.waveshare.com/USB_TO_RS485_E

* Resources for different product batches may vary, please check the wiki page to confirm the actually provided resources.

Part number: 45726 ЩУ
View full details

Description

USB to RS485 (E)

Isolated Bidirectional Converter

This is an industrial-grade isolated USB to RJ45 single-channel RS485 converter, featuring the original FT232RNL chip. Onboard isolated RS485 transceiver circuit, using an RJ45 port with T568B pinout for stable and reliable communication, suitable for industrial control, instrumentation, access control and security, PLC communication, and other applications.

USB to RS485 (E) Industrial Grade Isolated Bidirectional Converter with RJ45 T568B and FT232RNL

Key Features

  • Supports USB-to-RJ45 single-channel RS485 bidirectional communication, with a USB-A plug-and-play port and an RJ45 port, easy to use
  • Equipped with original FT232RNL chip, providing high-speed, stable, and reliable communication with mature drivers and excellent compatibility
  • Onboard isolated RS485 transceiver with integrated signal and power isolation, effectively improving communication stability and anti-interference capability in industrial environments
  • Onboard TVS/ESD protection components, providing transient surge and ESD protection for USB and RS485 ports, suitable for complex electromagnetic environments
  • Onboard multiple resettable fuses, protection diodes, and a 120R termination resistor, effectively suppressing overcurrent and overvoltage for enhanced bus communication stability
  • Onboard 2 LEDs for signal transceiver status indication

Specifications

PRODUCT TYPE Industrial grade isolated USB to RJ45 single-channel RS485 converter
Baudrate 300bps ~ 512,000bps
Host port USB
Device port RJ45 single-channel RS485
USB Supply voltage 5V
Connector USB-A port
Interface protection Overcurrent protection, ESD protection, and transient surge suppression
Transmission distance About 5m
RS485 Connector RJ45 port with T568B pinout
Pins 1=A, 2=B, 3=NC, 4=5V, 5=5V, 6=NC, 7=GND, 8=GND
Direction control Automatic hardware control
Interface protection Surge protection, ESD protection, overcurrent/overvoltage protection, reverse pulse protection, and bus matching optimization
Isolation solution Isolated RS485 transceiver with integrated signal and power isolation
Channel Single-channel RS485
Transmission distance About 1.2km (low rate, with ideal cables)
Transmission mode Point-to-multipoint (up to 32 nodes, repeaters recommended for 16 nodes or more)
LED indicators TXD TX indicator: Green LED flashes when USB port is sending data
RXD RX indicator: Yellow LED flashes when device port is sending data
Operating environment Temperature -40 °C ~ 85 °C
Humidity 5 % RH ~ 95 % RH
Operating system Mac, Linux, Android, WinCE, Windows 11 / 10 / 8.1 / 8 / 7 / XP

Original FT232RNL Chip Onboard

Equipped with an FT232RNL USB-to-UART bridge, with mature drivers, stable communication, and excellent compatibility. Paired with an isolated RS485 transceiver circuit for stable and isolated conversion between USB and the RS485 bus.

WAVESHARE USB to RS485 (E) hardware schematic with FT232RNL, isolated transceiver, and protection circuits

Isolated Long-Distance RS485 Transmission

The USB signal can be converted into a balanced differential RS485 signal with automatic hardware transceiver direction control. Supports baud rates from 300bps ~ 512,000bps, and RS485 transmission distance is up to 1.2km at low baud rates under ideal cable conditions.

USB to RS485 (E) converter application diagram connecting computer via RJ45 to multiple industrial RS485 devices

Multi-System Support

Supports Mac, Linux, Android, WinCE, Windows 11 / 10 / 8.1 / 8 / 7 / XP, compatible with PC, industrial computers, embedded hosts, and other devices.

USB to RS485 converter compatibility with Windows, Mac, Linux, and Android

Multi-Level Protection, Safe and Stable Operation

Onboard TVS (Transient Voltage Suppressor), effectively suppresses surge voltage and transient spike voltage in the circuit, surge and ESD protection. Onboard resettable fuses and protection diodes, ensure stable current/voltage outputs, provide overcurrent/overvoltage protection, improve shock resistance.

Industrial USB to RS485 adapter protection features, including TVS, ESD, overcurrent, and surge protection

Single Channel RS485 RJ45 Connector

Uses an RJ45 port for single-channel RS485 output, providing quick connection to compatible devices or adapter cables with the same pinout.

USB to RS485 (E) RJ45 T568B pinout for RS485 A, B, 5V, and GND connections

Working Status Indicators

Onboard TXD and RXD indicators clearly show the working status of USB and RS485 for easy on-site debugging and troubleshooting.

WAVESHARE USB to RS485 (E) RXD/TXD LED status indicators for transmit and receive debugging

Outline Dimensions

WAVESHARE USB to RS485 (E) physical dimensions and outline measurements in mm

Resources & Services

Resources & Services Resource Content

WIKI: docs.waveshare.com/USB_TO_RS485_E

* Resources for different product batches may vary, please check the wiki page to confirm the actually provided resources.

Part number: 45726 ЩУ
Regular price 1 575
Regular price Sale price 1 575