Last modified by Karry Zhuang on 2024/07/11 11:58
<
From version < 41.13 >
edited by Xiaoling
on 2022/06/01 14:12
To version < 36.1 >
edited by Xiaoling
on 2022/05/27 09:43
>
Change comment: Uploaded new attachment "image-20220527094330-30.png", version {1}

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3 3  
4 4  {{toc/}}
5 5  
6 += 1. Introduction =
6 6  
7 -
8 -
9 -
10 -
11 -= **1. Introduction** =
12 -
13 13  This article provide the examples for RS485-LN to connect to different type of RS485 sensors.
14 14  
10 +== 1.1 Example 1: Connect to Leak relay and VFD ==
15 15  
16 -== **1.1 Example 1: Connect to Leak relay and VFD** ==
17 -
18 18  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:
19 19  
20 20  [[image:image-20220527091852-1.png]]
... ... @@ -34,10 +34,8 @@
34 34  * [[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.
35 35  * [[Video Demo>>url:https://www.youtube.com/watch?v=TAFZ5eaf-MY&t=6s&ab_channel=XavierFlorensaBerenguer]]
36 36  
31 +== 1.2 Example 2: Connect to Pulse Counter ==
37 37  
38 -
39 -== **1.2 Example 2: Connect to Pulse Counter** ==
40 -
41 41  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:
42 42  
43 43  [[image:image-20220527092058-3.png]]
... ... @@ -45,20 +45,18 @@
45 45  Connection
46 46  
47 47  
48 -
49 49  [[image:image-20220527092146-4.png]]
50 50  
51 51  Connection
52 52  
53 -
54 54  * [[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
55 55  * [[Dragino Solution in Farm>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/&file=Dragino%20on%20Farms.pptx]]
56 56  
57 57  == ==
58 58  
59 -== **1.3 Example3: Use RS485-LN with energy meters** ==
49 +== 1.3 Example3: Use RS485-LN with energy meters ==
60 60  
61 -=== **1.3.1 OverView** ===
51 +=== 1.3.1 OverView ===
62 62  
63 63  (((
64 64  **Note**：The specifications of each energy meter are different, please refer to your own energy meter specifications.
... ... @@ -73,7 +73,6 @@
73 73  Connection1
74 74  
75 75  
76 -
77 77  (((
78 78  How to connect with Energy Meter：
79 79  )))
... ... @@ -108,7 +108,7 @@
108 108  Connection3
109 109  
110 110  
111 -=== **1.3.2 How to use the parameters of the energy meter and MODBUS commands** ===
100 +=== 1.3.2 How to use the parameters of the energy meter and MODBUS commands ===
112 112  
113 113  If the user needs to read the parameters of the electric energy meter and use the modbus command,please refer to the appendix of the MODBUS communication protocol in the user manual of the energy meter.
114 114  
... ... @@ -147,12 +147,12 @@
147 147  
148 148  )))
149 149  
150 -=== **1.3.3 How to configure RS485-LN and parse output commands** ===
139 +=== 1.3.3 How to configure RS485-LN and parse output commands ===
151 151  
152 152  RS485-LN provides two configuration methods: AT COMMAND and DOWNLINK.
153 153  
154 154  
155 -==== **1.3.3.1 via AT COMMAND:** ====
144 +==== 1.3.3.1 via AT COMMAND: ====
156 156  
157 157  First, we can use **AT+CFGDEV** to get the return value, and we can also judge whether the input parameters are correct.
158 158  
... ... @@ -202,9 +202,7 @@
202 202  )))
203 203  
204 204  (((
205 -(% style="color:#4f81bd" %)**Example**:
206 -
207 -CMD1:Read current data with MODBUS command. address:0x03 AT+COMMAND1= 01 03 00 03 00 01,1
194 +**Example**: CMD1:Read current data with MODBUS command. address:0x03 AT+COMMAND1= 01 03 00 03 00 01,1
208 208  )))
209 209  
210 210  (((
... ... @@ -213,8 +213,6 @@
213 213  
214 214  (((
215 215  AT+DATACUT1:9,1,4+5+6+7 Take the return value 00 02 39 85 as the valid value of reading current data and used to splice payload.
216 -
217 -
218 218  )))
219 219  
220 220  (((
... ... @@ -227,8 +227,6 @@
227 227  
228 228  (((
229 229  AT+DATACUT2:7,1,4+5 Take the return value 08 DC as the valid value of reading voltage data and used to splice payload.
230 -
231 -
232 232  )))
233 233  
234 234  (((
... ... @@ -259,7 +259,7 @@
259 259  AT COMMAND
260 260  
261 261  
262 -==== **1.3.3.2 via LoRaWAN DOWNLINK** ====
245 +==== 1.3.3.2 via LoRaWAN DOWNLINK ====
263 263  
264 264  [[image:image-20220527093358-15.png]]
265 265  
... ... @@ -272,7 +272,7 @@
272 272  )))
273 273  
274 274  (((
275 -(% style="color:#4f81bd" %)**Type Code 0xAF**
258 +**Type Code 0xAF**
276 276  )))
277 277  
278 278  (((
... ... @@ -319,11 +319,11 @@
319 319  )))
320 320  
321 321  (((
322 -(% style="color:#4f81bd" %)**Example:**
305 +Example:
323 323  )))
324 324  
325 325  (((
326 -**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1
309 +AF 03 01 06 0A 05 00 04 00 01 00: Same as AT+COMMAND3=0A 05 00 04 00 01,1
327 327  )))
328 328  
329 329  [[image:image-20220527093430-16.png]]
... ... @@ -351,7 +351,7 @@
351 351  DOWNLINK
352 352  
353 353  
354 -=== **1.3.4 How to configure and output commands for RS485 to USB** ===
337 +=== 1.3.4 How to configure and output commands for RS485 to USB ===
355 355  
356 356  (((
357 357  This step is not necessary, it is just to show how to use a normal RS485 to USB adapter to connect to the meter to check the input and output. This can be used to test the connection and RS485 command of the meter without RS485-LN.
... ... @@ -388,7 +388,7 @@
388 388  )))
389 389  
390 390  (((
391 -(% style="color:#4f81bd" %)**Example:**  (%%)input：01 03 00 31 00 02 95 c4
374 +**Example:**  input：01 03 00 31 00 02 95 c4
392 392  )))
393 393  
394 394  (((
... ... @@ -400,7 +400,7 @@
400 400  USB
401 401  
402 402  
403 -=== **1.3.5 How to configure multiple devices and modify device addresses** ===
386 +=== 1.3.5 How to configure multiple devices and modify device addresses ===
404 404  
405 405  If users need to read the parameters of multiple energy meters, they need to modify the device address, because the default device address of each energy meter is 01.
406 406  
... ... @@ -469,7 +469,7 @@
469 469  
470 470  [[image:image-20220527094224-29.png]]
471 471  
472 -**PAYLOAD:01 08 DF 43 62**
455 +PAYLOAD:01 08 DF 43 62
473 473  
474 474  * 08 DF is the valid value of the meter with device address 02.
475 475  * 43 62 is the valid value of the meter with device address 01.
... ... @@ -479,13 +479,12 @@
479 479  
480 480  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 SCHNEIDER SMART and Monitor and control your cabinet remotely with no wires and with Dragino RS485-LN LoRaWAN technology. The structure is like below:
481 481  
482 -[[image:image-20220527094330-30.png]]
465 +[[image:https://wiki.dragino.com/images/thumb/f/fa/RS485_04_2.png/600px-RS485_04_2.png||height="336" width="600"]]
483 483  
484 484  Connection
485 485  
486 486  * [[Circuit Breaker Remote Open Close>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Circuit_Breaker_Remote_Open_Close/]] : Configure Documen
487 487  
488 -
489 489  == 1.5 Example 5: SEM Three Energy Meter with RS485-BL or RS485-LN ==
490 490  
491 491  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-BL to connect to SEM Three Energy Meter and send the data to mobile phone for remote minitor. The structure is like below:
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502 502  
503 503  == 1.7 Example 7:Schneider Electric PLC M221 with RS485-BL ==
504 504  
505 -[[image:image-20220527094556-31.png]]
487 +[[image:https://wiki.dragino.com/images/thumb/9/97/PLC_M221.png/600px-PLC_M221.png||height="353" width="600"]]
506 506  
507 507  Network Structure
508 508  
image-20220527094556-31.png
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