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1 1  (% class="wikigeneratedid" %)
2 - **Contents:**
2 + ** Table of** **Contents:**
3 3  
4 4  {{toc/}}
5 5  
6 -= 1. Introduction =
7 7  
7 +
8 +
9 +
10 +
11 += **1. Introduction** =
12 +
13 +
8 8  This article provide the examples for RS485-LN to connect to different type of RS485 sensors.
9 9  
10 10  
11 -== 1.1 Example 1: Connect to Leak relay and VFD ==
17 +== **1.1 Example 1: Connect to Leak relay and VFD** ==
12 12  
19 +
13 13  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:
14 14  
15 15  [[image:image-20220527091852-1.png]]
... ... @@ -29,8 +29,11 @@
29 29  * [[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.
30 30  * [[Video Demo>>url:https://www.youtube.com/watch?v=TAFZ5eaf-MY&t=6s&ab_channel=XavierFlorensaBerenguer]]
31 31  
32 -== 1.2 Example 2: Connect to Pulse Counter ==
33 33  
40 +
41 +
42 +== **1.2 Example 2: Connect to Pulse Counter** ==
43 +
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 36  [[image:image-20220527092058-3.png]]
... ... @@ -38,18 +38,20 @@
38 38  Connection
39 39  
40 40  
51 +
41 41  [[image:image-20220527092146-4.png]]
42 42  
43 43  Connection
44 44  
56 +
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 48  == ==
49 49  
50 -== 1.3 Example3: Use RS485-LN with energy meters ==
62 +== **1.3 Example3: Use RS485-LN with energy meters** ==
51 51  
52 -=== 1.3.1 OverView ===
64 +=== **1.3.1 OverView** ===
53 53  
54 54  (((
55 55  **Note**：The specifications of each energy meter are different, please refer to your own energy meter specifications.
... ... @@ -64,6 +64,7 @@
64 64  Connection1
65 65  
66 66  
79 +
67 67  (((
68 68  How to connect with Energy Meter：
69 69  )))
... ... @@ -93,16 +93,17 @@
93 93  Connection2
94 94  
95 95  
109 +
96 96  [[image:image-20220527092555-7.png]]
97 97  
98 98  Connection3
99 99  
100 100  
101 -=== 1.3.2 How to use the parameters of the energy meter and MODBUS commands ===
115 +=== **1.3.2 How to use the parameters of the energy meter and MODBUS commands** ===
102 102  
103 103  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.
104 104  
105 -[[image:image-20220527092629-8.png]]
119 +[[image:image-20220601143257-10.png]]
106 106  
107 107  
108 108  (% class="box infomessage" %)
... ... @@ -137,12 +137,12 @@
137 137  
138 138  )))
139 139  
140 -=== 1.3.3 How to configure RS485-LN and parse output commands ===
154 +=== **1.3.3 How to configure RS485-LN and parse output commands** ===
141 141  
142 142  RS485-LN provides two configuration methods: AT COMMAND and DOWNLINK.
143 143  
144 144  
145 -==== 1.3.3.1 via AT COMMAND: ====
159 +==== **1.3.3.1 via AT COMMAND:** ====
146 146  
147 147  First, we can use **AT+CFGDEV** to get the return value, and we can also judge whether the input parameters are correct.
148 148  
... ... @@ -150,7 +150,7 @@
150 150  If the configured parameters and commands are incorrect, the return value is not obtained.
151 151  )))
152 152  
153 -[[image:image-20220527092748-9.png]]
167 +[[image:image-20220601143201-9.png]]
154 154  
155 155  AT COMMAND
156 156  
... ... @@ -160,28 +160,30 @@
160 160   AT+DATACUTx : This command defines how to handle the return from AT+COMMANDx, max reture length is 40 bytes. AT+DATACUTx=a,b,c
161 161  )))
162 162  
163 -a: length for the return of AT+COMMAND
177 +a:  length for the return of AT+COMMAND
164 164  
165 -b:1: grab valid value by byte, max 6 bytes. 2: grab valid value by bytes section, max 3 sections.
179 +b: 1: grab valid value by byte, max 6 bytes;  2: grab valid value by bytes section, max 3 sections.
166 166  
167 -c: define the position for valid value.
181 +c:  define the position for valid value.
168 168  
169 -[[image:image-20220527092936-10.png]]
183 +[[image:image-20220601143115-8.png]]
170 170  
171 171  AT COMMAND
172 172  
173 173  
188 +
174 174  PAYLOAD is available after the valid value is intercepted.
175 175  
176 176  
177 -[[image:image-20220527093059-11.png]]
192 +[[image:image-20220601143046-7.png]]
178 178  
179 179  AT COMMAND
180 180  
181 181  
197 +
182 182  You can get configured PAYLOAD on TTN.
183 183  
184 -[[image:image-20220527093133-12.png]]
200 +[[image:image-20220601143519-1.png]]
185 185  
186 186  (((
187 187  AT COMMAND
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237 237  Payload:01 00 02 39 85 08 DC 00 00 00 44
238 238  )))
239 239  
240 -[[image:image-20220527093204-13.png]]
256 +[[image:image-20220601142936-6.png]]
241 241  
242 242  AT COMMAND
243 243  
... ... @@ -244,12 +244,14 @@
244 244  
245 245  (% style="color:#4f81bd" %)**01 is device address,00 02 is the current, 08 DC is the voltage,00 00 00 44 is the total active energy.**
246 246  
247 -[[image:image-20220527093251-14.png]]
248 248  
264 +
265 +[[image:image-20220601143642-2.png]]
266 +
249 249  AT COMMAND
250 250  
251 251  
252 -==== 1.3.3.2 via LoRaWAN DOWNLINK ====
270 +==== **1.3.3.2 via LoRaWAN DOWNLINK** ====
253 253  
254 254  [[image:image-20220527093358-15.png]]
255 255  
... ... @@ -309,6 +309,8 @@
309 309  )))
310 310  
311 311  (((
330 +
331 +
312 312  (% style="color:#4f81bd" %)**Example:**
313 313  )))
314 314  
... ... @@ -316,32 +316,36 @@
316 316  **AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1
317 317  )))
318 318  
319 -[[image:image-20220527093430-16.png]]
339 +[[image:image-20220601144149-6.png]]
320 320  
321 321  DOWNLINK
322 322  
323 323  
324 -[[image:image-20220527093508-17.png]]
325 325  
345 +[[image:image-20220601143803-3.png]]
346 +
326 326  DOWNLINK
327 327  
328 328  
329 -[[image:image-20220527093530-18.png]]
330 330  
351 +[[image:image-20220601144053-5.png]]
352 +
331 331  DOWNLINK
332 332  
333 333  
334 -[[image:image-20220527093607-19.png]]
335 335  
357 +[[image:image-20220601143921-4.png]]
358 +
336 336  DOWNLINK
337 337  
338 338  
339 -[[image:image-20220527093628-20.png]]
340 340  
363 +[[image:image-20220601142805-5.png]]
364 +
341 341  DOWNLINK
342 342  
343 343  
344 -=== 1.3.4 How to configure and output commands for RS485 to USB ===
368 +=== **1.3.4 How to configure and output commands for RS485 to USB** ===
345 345  
346 346  (((
347 347  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.
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368 368  USB
369 369  
370 370  
395 +
371 371  [[image:image-20220527093747-22.png]]
372 372  
373 373  USB
374 374  
375 375  
401 +
376 376  (((
377 377  The configuration command is consistent with the AT command, input the hexadecimal command directly into the serial port, and the serial port will output the command.
378 378  )))
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390 390  USB
391 391  
392 392  
393 -=== 1.3.5 How to configure multiple devices and modify device addresses ===
419 +=== **1.3.5 How to configure multiple devices and modify device addresses** ===
394 394  
395 395  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.
396 396  
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400 400  )))
401 401  )))
402 402  
403 -[[image:image-20220527093849-24.png]]
429 +[[image:image-20220601142044-1.png]]
404 404  
405 405  
406 406  **Example**:These two meters are examples of setting parameters and device addresses.
... ... @@ -407,6 +407,7 @@
407 407  
408 408  [[image:image-20220527093950-25.png]]
409 409  
436 +
410 410  [[image:image-20220527094028-26.png]]
411 411  
412 412  (((
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427 427  )))
428 428  )))
429 429  
430 -[[image:image-20220527094100-27.png]]
457 +[[image:image-20220601142354-2.png]]
431 431  
432 432  (% class="box infomessage" %)
433 433  (((
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454 454  
455 455  Its default device address is 01, and the following are the parameters for configuring two energy meters.
456 456  
457 -[[image:image-20220527094150-28.png]]
484 +[[image:image-20220601142452-3.png]]
458 458  
459 459  
460 -[[image:image-20220527094224-29.png]]
487 +[[image:image-20220601142607-4.png]]
461 461  
462 -PAYLOAD:01 08 DF 43 62
489 +**PAYLOAD:01 08 DF 43 62**
463 463  
464 464  * 08 DF is the valid value of the meter with device address 02.
465 465  * 43 62 is the valid value of the meter with device address 01.
466 466  
494 +
467 467  == 1.4 Example 4: Circuit Breaker Remote Open Close ==
468 468  
469 469  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:
image-20220601142044-1.png
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