Industrial Grade RS485 Hub Splitter, Complete Isolation, 128 Nodes, 2500M Distance, Compatible with RS 232

Description

• [Automatic DataControl] The repeater utilizes advanced dataautomatic control technology, automatically distinguishing and controlling the data direction for efficient communication.
• [Wide Power Supply Range] The repeater supports a wide range of power supply voltages from 9-24VDC and includes anti-reverse for added safety.
• [Complete Communication Isolation] The repeater features an industrial-grade design with complete communication isolation, ensuring and a rate of up to 115.2Kbps.
• [Expanded Connection Capacity] Built-in DC/DC isolated power supply module allows for electrical isolation between ports, with each channel capable of connecting up to 128 nodes and a maximum distance of 2500 meters.
• [Enhanced Measures] This repeater provides multiple measures, including plus or minus 15KV ESD , 600W dual-channel TVS , and 2.5KV communication isolation.

Spec:

Item Type: Repeater
Compatibility: Compatible with RS-232, RS-485TIA/EIA standards
Working Voltage: DC: 9-24V
Rated Power: 0.5-1.2W
Input Interface: 1 RS-232/1 RS-485
Output Interface: 4 RS-485
Load Capacity: 128 nodes per interface
Communication Distance: 2500 meters shielded wire or twisted pair wire per interface
Communication Rate: 300bps-115.2Kbps
Installation Method: 35mm rail installation, 4-hole installation on the back plate
Structure Size: Approx. 115 x 90 x 40mm / 4.5 x 3.5 x 1.6in
Working Environment: -30 to 70 relative humidity>95%RH

Requirements For Wire Selection Using RS-485 Bus For Communication:
Use 2-core shielded twisted pair cable
Copper, wire diameter 0.50.75 millimeter,
Impedance 3888/km,
Capacitive 3050nF/km,
2-core shielded twisted-pair cable with a twisting distance of 20 mm (if the line distance is not more than 500 meters, the line standard can be appropriately reduced, but it must be a twisted pair)

Package List:
1 x Repeater

Note:
The device is suitable for longterm stable under the recommended value; the device will not be damaged when working under the limit value, but may cause performance degradation; do not exceed the limit value range at any time, otherwise it may cause damage to the device!

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