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Summary

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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 +11,14 @@
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  
13 +[[image:https://wiki.dragino.com/images/thumb/f/f2/RS485_02.png/600px-RS485_02.png||height="743" width="528"]](% style="display:none" %)
18 18  
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
... ... @@ -28,26 +28,21 @@
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]]
27 +[[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  
31 +[[image:https://wiki.dragino.com/images/thumb/5/5f/RS485_02_2.png/600px-RS485_02_2.png||height="337" width="600"]]
40 40  
41 -[[image:image-20220527092146-4.png]]
42 -
43 43  Connection
44 44  
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 ===
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60 60  This example describes a single-phase meter.This is the connection between the RS485-LN and the energy meter.
61 61  )))
62 62  
63 -[[image:image-20220527092419-5.png]]
50 +[[image:https://wiki.dragino.com/images/thumb/f/f4/Meter1.jpg/600px-Meter1.jpg||height="726" width="545"]]
64 64  
65 65  Connection1
66 66  
67 -
68 -(((
69 69  How to connect with Energy Meter：
70 -)))
71 71  
72 -(((
73 73  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.
74 -)))
75 75  
76 -(((
77 77  The RS485-LN can be powered by 7 ~~ 24V DC power source. Connection as below
78 -)))
79 79  
80 -(((
81 81  Power Source VIN to RS485-LN VIN+
82 -)))
83 83  
84 -(((
85 85  Power Source GND to RS485-LN VIN-
86 -)))
87 87  
88 -(((
89 89  Once there is power, the RS485-LN will be on.
90 -)))
91 91  
92 -[[image:image-20220527092514-6.png]]
66 +[[image:https://wiki.dragino.com/images/thumb/1/15/Meter2.jpg/600px-Meter2.jpg||height="433" width="577"]]
93 93  
94 94  Connection2
95 95  
96 96  
71 +[[image:https://wiki.dragino.com/images/thumb/a/a5/Meter3.jpg/600px-Meter3.jpg||height="712" width="534"]]
97 97  
98 98  Connection3
99 99  
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149 149  
150 150  (% class="box infomessage" %)
151 151  (((
152 - AT+DATACUTx : This command defines how to handle the return from AT+COMMANDx, max reture length is 40 bytes. AT+DATACUTx=a,b,c
127 +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
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236 236  
237 237  ==== 1.3.3.2 via LoRaWAN DOWNLINK ====
238 238  
239 -[[image:image-20220512104358-3.png]]
214 +[[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
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247 247  )))
248 248  
249 249  (((
250 -**Type Code 0xAF**
225 +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.
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367 367  )))
368 368  
369 369  (((
370 - output：01 03 04 00 00 00 42 7A 02
342 + 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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