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... ... @@ -1,8 +6,3 @@ 1 -(% class="wikigeneratedid" %) 2 - **Contents:** 3 - 4 -{{toc/}} 5 - 6 6 = 1. Introduction = 7 7 8 8 This article provide the examples for RS485-LN to connect to different type of RS485 sensors. ... ... @@ -11,17 +11,15 @@ 11 11 12 12 This instruction is provided by Xavier Florensa Berenguer from [[NORIA GRUPO DE COMPRAS>>url:http://www.gruponovelec.com/]]. It is to show how to use RS485-LN to connect to Relay and VFD and communicate with Mobile. The structure is like below: 13 13 14 -[[image:image -20220527091852-1.png]]9 +[[image:https://wiki.dragino.com/images/thumb/5/5c/RS485_01.png/600px-RS485_01.png||height="297" width="534"]] 15 15 16 16 Connection 17 17 18 18 14 +[[image:https://wiki.dragino.com/images/thumb/f/f2/RS485_02.png/600px-RS485_02.png||height="743" width="528"]](% style="display:none" %) 19 19 20 -[[image:image-20220527091942-2.png]](% style="display:none" %) 21 - 22 22 Connection 23 23 24 - 25 25 Related documents: 26 26 27 27 * [[Solar Pump with Dragino>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Relay_VFD/]] : System Structure ... ... @@ -28,17 +28,16 @@ 28 28 * [[Configure Manual>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Relay_VFD/]] : Explanation on how to integrate to Node-red and to the Mobile Phone, and with link to the Github code. 29 29 * [[Video Demo>>url:https://www.youtube.com/watch?v=TAFZ5eaf-MY&t=6s&ab_channel=XavierFlorensaBerenguer]] 30 30 31 - 32 32 == 1.2 Example 2: Connect to Pulse Counter == 33 33 34 34 This instruction is provided by Xavier Florensa Berenguer from [[NORIA GRUPO DE COMPRAS>>url:http://www.gruponovelec.com/]]. It is to show how to use RS485-LN to connect to Pulse Counter and communicate with Mobile. This example and example 2 compose the structure for a farm IoT solution. The structure is like below: 35 35 36 -[[image:image -20220527092058-3.png]]28 +[[image:https://wiki.dragino.com/images/thumb/3/34/RS485_02_1.png/600px-RS485_02_1.png||height="364" width="600"]] 37 37 38 38 Connection 39 39 40 40 41 -[[image:image -20220527092146-4.png]]33 +[[image:https://wiki.dragino.com/images/thumb/5/5f/RS485_02_2.png/600px-RS485_02_2.png||height="337" width="600"]] 42 42 43 43 Connection 44 44 ... ... @@ -45,9 +45,6 @@ 45 45 * [[Pickdata MIO40 water pulse counter to LoRa with Dragino RS485-LN>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Pulse-Counter/]] : Configure Document 46 46 * [[Dragino Solution in Farm>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/&file=Dragino%20on%20Farms.pptx]] 47 47 48 -(% class="wikigeneratedid" %) 49 -== == 50 - 51 51 == 1.3 Example3: Use RS485-LN with energy meters == 52 52 53 53 === 1.3.1 OverView === ... ... @@ -64,29 +64,17 @@ 64 64 65 65 Connection1 66 66 67 -((( 68 68 How to connect with Energy Meter： 69 -))) 70 70 71 -((( 72 72 Follow the instructions of the electric energy meter to connect the phase line and the neutral line, and then connect 485A+ and 485B- to RS485A and RA485B of RS485-LN respectively. 73 -))) 74 74 75 -((( 76 76 The RS485-LN can be powered by 7 ~~ 24V DC power source. Connection as below 77 -))) 78 78 79 -((( 80 80 Power Source VIN to RS485-LN VIN+ 81 -))) 82 82 83 -((( 84 84 Power Source GND to RS485-LN VIN- 85 -))) 86 86 87 -((( 88 88 Once there is power, the RS485-LN will be on. 89 -))) 90 90 91 91 [[image:https://wiki.dragino.com/images/thumb/1/15/Meter2.jpg/600px-Meter2.jpg||height="433" width="577"]] 92 92 ... ... @@ -149,7 +149,7 @@ 149 149 150 150 (% class="box infomessage" %) 151 151 ((( 152 - 129 +AT+DATACUTx : This command defines how to handle the return from AT+COMMANDx, max reture length is 40 bytes. AT+DATACUTx=a,b,c 153 153 ))) 154 154 155 155 a: length for the return of AT+COMMAND ... ... @@ -236,7 +236,7 @@ 236 236 237 237 ==== 1.3.3.2 via LoRaWAN DOWNLINK ==== 238 238 239 -[[image:image -20220512104358-3.png]]216 +[[image:https://wiki.dragino.com/images/thumb/f/fc/DOWNLINK_METER1.png/600px-DOWNLINK_METER1.png||height="423" width="600"]] 240 240 241 241 ((( 242 242 DOWNLINK ... ... @@ -247,15 +247,12 @@ 247 247 ))) 248 248 249 249 ((( 250 - **Type Code 0xAF**227 +Type Code 0xAF 251 251 ))) 252 252 253 253 ((( 254 -(% class="box infomessage" %) 255 -((( 256 256 0xAF downlink command can be used to set AT+COMMANDx or AT+DATACUTx. 257 257 ))) 258 -))) 259 259 260 260 ((( 261 261 Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink. ... ... @@ -367,7 +367,7 @@ 367 367 ))) 368 368 369 369 ((( 370 - output ：01 03 04 00 00 00 42 7A 02344 + output:01 03 04 00 00 00 42 7A 02 371 371 ))) 372 372 373 373 [[image:https://wiki.dragino.com/images/thumb/b/b3/Usb_meter3.jpg/600px-Usb_meter3.jpg||height="466" width="600"]]
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