Changes for page RS485-LN – RS485 to LoRaWAN Converter User Manual
Last modified by Karry Zhuang on 2025/03/06 16:34
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... ... @@ -18,30 +18,26 @@ 18 18 19 19 ((( 20 20 ((( 21 -The Dragino RS485-LN is a (% style="color:blue" %)**RS485 to LoRaWAN Converter**(%%). It converts the RS485 signal into LoRaWAN wireless signal which simplify the IoT installation and reduce the installation/maintaining cost.21 +The Dragino RS485-LN is a RS485 to LoRaWAN Converter. It converts the RS485 signal into LoRaWAN wireless signal which simplify the IoT installation and reduce the installation/maintaining cost. 22 22 ))) 23 23 24 24 ((( 25 -RS485-LN allows user to (% style="color:blue" %)**monitor / control RS485 devices**(%%)and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on.25 +RS485-LN allows user to monitor / control RS485 devices and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on. 26 26 ))) 27 27 28 28 ((( 29 - (% style="color:blue" %)**For data uplink**(%%), RS485-LN sends user-defined commands to RS485 devices and gets the return from the RS485 devices. RS485-LN will process these returns according to user-define rules to get the final payload and upload to LoRaWAN server.29 +For data uplink, RS485-LN sends user-defined commands to RS485 devices and gets the return from the RS485 devices. RS485-LN will process these returns according to user-define rules to get the final payload and upload to LoRaWAN server. 30 30 ))) 31 31 32 32 ((( 33 -(% style="color:blue" %)**For data downlink**(%%), RS485-LN runs in LoRaWAN Class C. When there downlink commands from LoRaWAN server, RS485-LN will forward the commands from LoRaWAN server to RS485 devices. 34 - 35 -(% style="color:blue" %)**Demo Dashboard for RS485-LN**(%%) connect to two energy meters: [[https:~~/~~/app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a>>url:https://app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a]] 33 +For data downlink, RS485-LN runs in LoRaWAN Class C. When there downlink commands from LoRaWAN server, RS485-LN will forward the commands from LoRaWAN server to RS485 devices. 36 36 ))) 37 37 ))) 38 38 39 39 [[image:1653267211009-519.png||height="419" width="724"]] 40 40 41 - 42 42 == 1.2 Specifications == 43 43 44 - 45 45 **Hardware System:** 46 46 47 47 * STM32L072CZT6 MCU ... ... @@ -48,6 +48,8 @@ 48 48 * SX1276/78 Wireless Chip 49 49 * Power Consumption (exclude RS485 device): 50 50 ** Idle: 32mA@12v 47 + 48 +* 51 51 ** 20dB Transmit: 65mA@12v 52 52 53 53 **Interface for Model:** ... ... @@ -76,8 +76,6 @@ 76 76 * Automatic RF Sense and CAD with ultra-fast AFC. 77 77 * Packet engine up to 256 bytes with CRC. 78 78 79 - 80 - 81 81 == 1.3 Features == 82 82 83 83 * LoRaWAN Class A & Class C protocol (default Class C) ... ... @@ -89,8 +89,6 @@ 89 89 * Support Modbus protocol 90 90 * Support Interrupt uplink (Since hardware version v1.2) 91 91 92 - 93 - 94 94 == 1.4 Applications == 95 95 96 96 * Smart Buildings & Home Automation ... ... @@ -100,13 +100,10 @@ 100 100 * Smart Cities 101 101 * Smart Factory 102 102 103 - 104 - 105 105 == 1.5 Firmware Change log == 106 106 107 107 [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]] 108 108 109 - 110 110 == 1.6 Hardware Change log == 111 111 112 112 ((( ... ... @@ -114,8 +114,6 @@ 114 114 v1.2: Add External Interrupt Pin. 115 115 116 116 v1.0: Release 117 - 118 - 119 119 ))) 120 120 ))) 121 121 ... ... @@ -132,8 +132,6 @@ 132 132 ))) 133 133 134 134 [[image:1653268091319-405.png]] 135 - 136 - 137 137 ))) 138 138 139 139 = 3. Operation Mode = ... ... @@ -142,8 +142,6 @@ 142 142 143 143 ((( 144 144 The RS485-LN is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the RS485-LN. It will auto join the network via OTAA. 145 - 146 - 147 147 ))) 148 148 149 149 == 3.2 Example to join LoRaWAN network == ... ... @@ -152,15 +152,10 @@ 152 152 153 153 [[image:1653268155545-638.png||height="334" width="724"]] 154 154 155 - 156 156 ((( 157 -((( 158 158 The RS485-LN in this example connected to two RS485 devices for demonstration, user can connect to other RS485 devices via the same method. The connection is as below: 159 -))) 160 160 161 -((( 162 162 485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively. 163 -))) 164 164 165 165 [[image:1653268227651-549.png||height="592" width="720"]] 166 166