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EBYTE E810-R21 Industrial 2way Cache Type RS485 to 1way RS485 Hub DC 9~40V Optical Isolation Multi to one Hub ESD Protection

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E810-R21 Industrial-grade 2 to 1-way RS-485 hub Photoelectric isolation technology Lightning protection signal amplifier [Data interface]:RS485 [Working voltage]:DC 9~40V [Protection level]:Industrial EMC level 3 [Product size]:100*54*32mm [Introduction]:E810-R21 is a 2-way RS-485... Read more

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SKU: E810-R21N/ATags: DC 9~40V, New products, RS485, RS485 HUB

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EBYTE product technical manual and detailed parameters download: https://www.cdebyte.com/Product-Selection


E810-R21 Industrial-grade 2 to 1-way RS-485 hub Photoelectric isolation technology Lightning protection signal amplifier

[Data interface]:RS485

[Working voltage]:DC 9~40V

[Protection level]:Industrial EMC level 3

[Product size]:100*54*32mm

[Introduction]:E810-R21 is a 2-way RS-485 to 1-way RS-485 buffered isolation repeater launched by Ebyte. It uses photoelectric isolation technology to protect the master and slave stack devices from interference. The circuit is designed according to the EMC level 3 standard, which can effectively isolate the damage caused by lightning and static electricity to the equipment. No configuration is required, and transparent data transmission is carried out between the master and slave interfaces.

Parameter name Parameter value Description
Common parameters Data interface RS-485 interface
baud rate 1200~115200bps
data bits 8 bits
Stop bit 1/2 digit
Check digit None/Odd/Even
storage space Single channel host 3k Byte
Working voltage DC 9~40V
Protection level Industrial EMC Level 3
Isolation voltage 1.5KV
Electrostatic protection level Contact 4KV, air 8KV
pulse wave surge Differential mode 1KV, common mode 2KV
Working temperature and humidity -40~85℃, 5%~95% (no condensation)
Storage temperature and humidity -40~105℃, 5%~95% (no condensation)
Ground terminal support
difference parameter Expansion channels 2-way RS-485 host
Product size 100×54×32mm
Product weight 70±5g
Interface standards 5.08mm copper pin plug terminal

    Industrial Grade RS485 Repeater8 reasons to choose a repeaterCached RS485 HubSupports multi-host gatewayDC 9~40V Wide Voltage SupplyPower + Signal Double isolationESD protectionThree ProofingsGuide rail and positioning hole installationHigh-speed bidirectional transmissionProduct SizeCommunication Connection DiagramApplication Scenarios


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