Конвертер USB - RS485, FT232RL, Industrial, Waveshare 17286
Description
Isolated 2-Channel RS485 Hub
Expands 2-channel RS485 ports via a 1-channel master RS485 port with isolation and relay transmission
Features
RS485-HUB-2P is an industrial-grade isolated RS485 hub that can expand 2-channel RS485 sub-ports via a 1-channel master RS485 port. It implements RS485 network relay transmission, expansion, and isolation functions, featuring a screw terminal for power input. The DIN-rail mount design ensures easy installation and cost-effectiveness. Suitable for applications in data collection, IoT gateways, safety and IoT security systems, as well as smart device monitoring.
Specifications
| Interface standard | Compliant with RS485 standard |
|---|---|
| Physical interface | RS485 screw terminals |
| Baud rate | 300–460800 bps (auto-adaptive) |
| Supported nodes | Each RS485 port supports up to 32 nodes |
| Transmission distance | 1200 m (9600 bps); higher speed means shorter distance |
| Operating mode | RS485 two-wire (A, B), half-duplex transparent transmission |
| Power supply | DC 5–36 V |
| Operating temperature | −45 ~ +85 °C |
| Ambient humidity | <95 % RH |
| Transmission medium | Ordinary parallel cables / twisted pair cables |
Main function
Supports RS485 network relay transmission, expansion, and isolation functions
Application Diagram
Point-to-point RS485 relay communication
Point-to-point RS485 relay communication
Supports one-to-two RS485 expansion, point-to-point, half-duplex, and relay communication
Point-to-multipoint RS485 relay communication
Point-to-multipoint RS485 relay communication
Supports RS485 bus topology connection for flexible networking with built-in relay transmission and signal amplification
Cascade communication of multiple RS485 devices
Cascade communication of multiple RS485 devices
Supports cascading multiple RS485 devices to solve multi-node networking connection problems in large systems, ensuring stable and reliable signal amplification
Industrial isolation protection
Built-in optoelectronic isolation circuit effectively isolates master and sub RS485 devices, provides multiple protection against ESD, lightning, and surge, suitable for industrial environments with high reliability and safety requirements.
Wide range of baud rates
Supports a wide range of baud rates from 300–460800 bps (auto-adaptive)
Support for wall and DIN-rail mounting
Supports standard 35mm guide rail with DIN-rail mount for easy installation
Interface description
Dimensions

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Конвертер USB - RS232/485, FT232RNL, Waveshare 26630
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