WAVESHARE USB To RS485 (D) Industrial Grade Isolated Bidirectional Converter, 2m Length, FT232RNL Chip, 35209

1. Communication Rate: 300 bps - 512,000 bps
2. Host Interface: USB
3. Device Interface: RJ45 Single-Channel RS485
4. USB Interface:
- Operating Voltage: 5 V
- Connector Type: USB Type-A
- Interface Protection: Features USB-side overcurrent protection, ESD protection, and transient surge suppression
- Transmission Distance: Approximately 5 meters
5. RJ45 Interface:
- Interface Type: RS485 interface (T568B wiring)
- Pin Assignment: 1=A1, 2=B1, 3=NC, 4=5V, 5=5V, 6=NC, 7=GND, 8=GND
- Direction Control: Hardware-based automatic detection and control of data transmission direction
- Interface Protection: Features RS485-side surge suppression, ESD protection, overcurrent and overvoltage protection, reverse-polarity protection, and bus impedance matching optimization
- Isolation Solution: Isolated RS485 transceiver with integrated signal isolation and isolated power supply
- Number of Channels: Single-channel RS485
- Transmission Distance: Approximately 1,200 meters (at low baud rates and under ideal cabling conditions)
- Transmission Mode: Point-to-multipoint (up to 32 nodes; a repeater is recommended for 16 or more nodes)
6. Indicator Lights:
- PWR: Power indicator; lights up red when connected to USB and voltage is detected
- TXD: Transmit indicator; lights up red when data is transmitted from the USB port
- RXD: Receive indicator; lights up red when data is received from the device interface
7. Operating Environment:
- Temperature Range: -40 to 85 degrees Celsius
- Humidity Range: 5%RH - 95%RH
8. Cable Length: Approximately 2 m

Features:
1. Supports USB-to-RJ45 single-channel RS485 bidirectional communication; USB-A port is plug-and-play, and the RJ45 port allows for easy wiring
2. Uses the original FT232RNL chip solution, ensuring high-speed, stable, and reliable communication with a mature driver and excellent compatibility
3. On-board isolated RS485 transceiver integrates signal isolation and isolated power supply, effectively enhancing communication stability and interference resistance in industrial environments
4. On-board TVS/ESD protection components provide transient surge and electrostatic discharge protection for both the USB and RS485 sides, making it suitable for use in complex electromagnetic environments
5. On-board multi-channel self-resetting fuses, protection diodes, and 120R terminating resistors suppress overcurrent and overvoltage spikes, enhancing bus communication stability.
6. Three on-board LED indicators facilitate monitoring of power supply and signal transmission/reception status.