Industrial USB to RS485 Bidirectional Converter, CH343G, Multi-Protection

WaveshareSKU: RB-Wav-546
Manufacturer #: USB TO RS485 (B)

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Description

  • Industrial USB to RS485 Bidirectional Converter, CH343G, Multi-Protection
  • Offers USB to RS485 bidirectional converter
  • Stable, reliable, and better compatibility
  • Onboard resettable fuse and protection diodes
  • 3 LEDs for indicating the power and transceiver status
  • Built-in Lightningproof Tube
  • Supports USB to RS485 bidirectional conversion

The Industrial USB to RS485 Bidirectional Converter, CH343G, Multi-Protection is a USB bus adapter chip, which can convert USB to a high-speed asynchronous serial port, supports automatic identification and dynamic self-adaptation of communication baud rate of 115200 bps and below, and provides commonly-used MODEM contact signals to expand asynchronous serial ports for computers. It can upgrade a common serial device or MCU directly to a USB bus.

  • 1x USB TO RS485 (B)
  • 1x USB-A Male-to-Female Cable
  • 1x Screwdriver

Size

  • 53 x 23.5 x 14.6 mm (L x W x H)
  • Host Port: USB
  • Device Port: RS485
  • Baudrate: 300 bps ~ 3 Mbps
  • Operating Environment: Temperature: -15 °C ~ 70 °C
  • Humidity: 5 % RH ~ 95 % RH
  • Operating System: Mac, Linux, Android, WinCE, Windows 10 / 8.1 / 8 / 7 / XP
  • Weight: 85 g

USB

  • Operating Voltage: 5 V
  • Connector: USB-A
  • Protection: 200 mA self-recovery fuse, ESD protection
  • Transmission Distance: About 5 m

RS485

  • Connector: Screw terminal
  • Pins: A+, B-, GND
  • Direction Control: Hardware automatic control
  • Protection: 600 W lightning proof and surge-suppress, 15KV ESD protection (onboard 120R balancing resistor)
  • Transmission Distance: About 1.2 km (low rate)
  • Transmission Mode: Point-to-multipoint (up to 32 nodes, it is recommended to use repeaters for 16 nodes or more)

LED Indicators

  • PWR: Red power indicator, light up when there is a USB connection and voltage is detected
  • TXD: Red TX indicator, light up when the USB port sends data
  • RXD: Red RX indicator, lights up when the device ports send data back

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