Features at a glance
RS485-HUB-8P is an industrial grade isolated RS485 hub that can expand 8-ch RS485 slave ports through 1-ch RS485 master port, can realize relay, extension and isolation functions of RS485 network, with screw terminal for power input. Rail-mount case design, easy to install, and cost-effective. It is suitable for applications like data acquisition, IoT gateway, safety & security IoT, and intelligent instrument monitoring…

Specifications
| Interface standard | Compliant with RS485 standard |
|---|---|
| Physical interface | RS485 screw terminals |
| Baud rate | 300~460800bps (self-adaptive) |
| supported nodes | Each RS485 port supports up to 32 nodes |
| Communication distance | 1200m (9600bps), the higher rate the shorter distance |
| Operating mode | RS485 two-wire (A, B), half-duplex transparent transmission |
| Power supply | DC 9~24V |
| Operating temperature | -45 ~ +85℃ |
| Environment humidity | <95%RH |
| Transmission medium | Normal parallel cables/twisted-pair cables |
Connection diagram
The isolated RS485 master port can be connected to the RS485 host device, and the extended 8-ch isolated RS485 port can be connected to various RS485 slave devices, such as RS485 sensors, etc.

