8-port 485 Hub 8-channel RS485 Splitter 485 Sharer Industrial Grade Optically Isolated Repeater

DIY Supplies: ELECTRICAL

Description:

jPx-6081 is an RS-485 bus splitter hub (HUB) designed for industrial automation communication, solving RS-485 bus star structure networking and solving RS-485 large system requirements in complex electromagnetic field environment. Support The transmission rate is up to 115.2K bps, the RS-485 interface uses opto-isolation technology, 600W lightning surge protection circuit, providing 1000V isolation voltage can effectively suppress

The lightning protection and ESD protection RS-485 working mode adopts the discriminating circuit to automatically sense the data flow direction, and automatically switch the enabling control circuit to easily solve the RS-485 transceiving conversion delay problem. The RS-485 interface transmission distance is greater than 3000 meters. Stable performance. Widely used in highway toll collection systems, road monitoring systems and power collection systems, it is a data interface conversion product with excellent performance and excellent price.

Features:

Built-in photoelectric isolator and 600W surge protection

It can provide 2500V isolation voltage, which can effectively suppress lightning and ESD, and can effectively prevent lightning strikes and common ground interference.

Built-in CPU processor automatically senses channel data flow direction

Automatically determine the channel status, automatically switch the enable control circuit, and easily solve the RS-485 transceiving conversion delay problem

Using external power supply to provide wide voltage input

Powered by an external power supply switching power supply, safe and reliable, suitable for outdoor use, providing DC9-40V wide voltage input

Product parameters

Compatible with RS-485TIA/EIA standard

Automatically send and receive data: RS-485 two-wire communication

Input interface: 1 way RS-485 interface

Output interface: 8-channel RS-485 interface

Communication rate: 300BPS- 115.2KBPS (adaptive)

Working power supply: dc9-40V500ma

Load capacity: RS485 can connect 256 devices per interface

Communication distance: 3000 meters (per interface)

Work indicator: power, data direction indication, channel indication

Working mode: Asynchronous half-duplex (RS-485 two-way communication)

Optical isolation: isolation voltage 1KVrms /500VDC insulation, isolated DC/DC module, RS-485 provides 600W

Lightning surge, 15KV ESD protection

Electrical interface: power supply, RS485 (2 10-core industrial terminal blocks)

Transmission medium: twisted pair or shielded cable

Installation method: 35mm rail installation and 4-hole installation

Structure size: 122×72×35 (mm), length x width x height (mm)

Usage environment: -40 ° C to 85 ° C, relative humidity >95% RH

Interface terminal definition: