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RAK7431

 

10

 

 

 

 

RAK7431 Specifications

 

 

Parameter 

Value 

Remarks 

LoRaWAN™ Protocol 

LoRaWAN™ 1.0.2 

 

LoRa Frequency 

RU864, IN865, EU868, US915, 

AU915, KR920, KR923 

Different models 

support different 

frequency bands 

LoRaWAN™ Mode 

Class A / Class C 

 

LoRa® Antenna interface  SMA MALE, External omnidirectional 

Antenna 

 

RS485 Data Rate 

Configurable 9600 -115200bps 

 

RS485 Carrying Capacity  16 Nodes 

 

RS485 Protection 

18KV HBM protection 

13KV IEC61000-4-2 contact discharge 

4KV IEC61000-4-4 fast transient burst 

 

Input Voltage 

8-48V 

5V for Micro USB 

Rated Power 

Maximum 1W 

 

Output Voltage 

8-48V 

 

Configuration Interface 

Micro USB 

 

Indicator LED 

Power LED, Data LED 

 

Housing Material 

Metal 

 

Dimension 

93.6 x 100.3 x 24mm 

 

Protection Grade 

IP31 

 

Installation 

Wall mounting, DIN rail installation, 

magnetic mounting 

Magnetic mounting 

requires optional 

accessories 

Working Temperature 

-30

°C 

~ 65

°C

 

 

Storage Temperature 

-40

°C 

~ 85

°C

 

 

Summary of Contents for RAK7431

Page 1: ...RAK7431 RS485 to LoRaWAN Converter Version V1 2 January 2020 www RAKwireless com Visit our website for more document...

Page 2: ...Table of Contents 1 Overview 3 1 1 Introduction 3 1 2 Main Features 4 2 RAK7431 Networking Applications 5 3 Interfaces 8 4 RAK7431 Specifications 10 5 Installation 11 6 Revision History 13 7 Document...

Page 3: ...e characteristics of LoRa as a modulation technique This allows for consistently good signal quality within the confines of large factories densely populated offices storehouses etc This RS485 compati...

Page 4: ...devices Can address up to 16 RS485 a que with up to 32 instruction sets Industrial grade STM MCU ultra low power 4uA sleep and wide temperature range of operation Wide range of input voltages 8 48V D...

Page 5: ...sformed into a rapid and cost efficient wireless network deployment An example would be using the RAK7249 LoRaWAN Gateway coupled with the RAK WisDM cloud management platform in order to realize an en...

Page 6: ...ed as required RAK7431 converts the data returned by RS485 nodes into LoRa packets that can be sent to LoRaWAN Gateway in two ways transparent or packet In transparent mode RS485 data is encapsulated...

Page 7: ...RAK7431 7 Figure 3 RAK7431 transparent mode...

Page 8: ...an be used as the configuration interface of the device Connect it to a PC and use the RAK Serial Port Tool to open a COM port The default baud rate is 115200 There is a standard set of AT commands th...

Page 9: ...ection diagram Reset key and indicator LED Reset Key Press the reset key shortly to restart the system Red LED Power indicator Only valid when using the USB power Green LED System working indicator fl...

Page 10: ...485 Carrying Capacity 16 Nodes RS485 Protection 18KV HBM protection 13KV IEC61000 4 2 contact discharge 4KV IEC61000 4 4 fast transient burst Input Voltage 8 48V 5V for Micro USB Rated Power Maximum 1...

Page 11: ...ds wall mounting DIN rail installation and magnetic mounting The wall installation and DIN rail installation is the standard installation mode screw holes The accessories required for magnetic mountin...

Page 12: ...nergy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a parti...

Page 13: ...Summary Prepared by Checked by Approved by Terry Penn Terry Vladislav About RAKwireless RAKwireless is a pioneer in providing innovative and diverse Cellular and LoRaWAN connectivity solutions for bo...

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