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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]]
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30 30  * [[Video Demo>>url:https://www.youtube.com/watch?v=TAFZ5eaf-MY&t=6s&ab_channel=XavierFlorensaBerenguer]]
31 31  
32 32  
33 -== 1.2 Example 2: Connect to Pulse Counter ==
34 34  
41 +
42 +== **1.2 Example 2: Connect to Pulse Counter** ==
43 +
35 35  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:
36 36  
37 37  [[image:image-20220527092058-3.png]]
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39 39  Connection
40 40  
41 41  
51 +
42 42  [[image:image-20220527092146-4.png]]
43 43  
44 44  Connection
45 45  
56 +
46 46  * [[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
47 47  * [[Dragino Solution in Farm>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/&file=Dragino%20on%20Farms.pptx]]
48 48  
49 49  == ==
50 50  
51 -== 1.3 Example3: Use RS485-LN with energy meters ==
62 +== **1.3 Example3: Use RS485-LN with energy meters** ==
52 52  
53 -=== 1.3.1 OverView ===
64 +=== **1.3.1 OverView** ===
54 54  
55 55  (((
56 56  **Note**：The specifications of each energy meter are different, please refer to your own energy meter specifications.
... ... @@ -65,6 +65,7 @@
65 65  Connection1
66 66  
67 67  
79 +
68 68  (((
69 69  How to connect with Energy Meter：
70 70  )))
... ... @@ -94,16 +94,17 @@
94 94  Connection2
95 95  
96 96  
109 +
97 97  [[image:image-20220527092555-7.png]]
98 98  
99 99  Connection3
100 100  
101 101  
102 -=== 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** ===
103 103  
104 104  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.
105 105  
106 -[[image:image-20220527092629-8.png]]
119 +[[image:image-20220601143257-10.png]]
107 107  
108 108  
109 109  (% class="box infomessage" %)
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138 138  
139 139  )))
140 140  
141 -=== 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** ===
142 142  
143 143  RS485-LN provides two configuration methods: AT COMMAND and DOWNLINK.
144 144  
145 145  
146 -==== 1.3.3.1 via AT COMMAND: ====
159 +==== **1.3.3.1 via AT COMMAND:** ====
147 147  
148 148  First, we can use **AT+CFGDEV** to get the return value, and we can also judge whether the input parameters are correct.
149 149  
... ... @@ -151,7 +151,7 @@
151 151  If the configured parameters and commands are incorrect, the return value is not obtained.
152 152  )))
153 153  
154 -[[image:image-20220527092748-9.png]]
167 +[[image:image-20220601143201-9.png]]
155 155  
156 156  AT COMMAND
157 157  
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161 161   AT+DATACUTx : This command defines how to handle the return from AT+COMMANDx, max reture length is 40 bytes. AT+DATACUTx=a,b,c
162 162  )))
163 163  
164 -a: length for the return of AT+COMMAND
177 +a:  length for the return of AT+COMMAND
165 165  
166 -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.
167 167  
168 -c: define the position for valid value.
181 +c:  define the position for valid value.
169 169  
170 -[[image:image-20220527092936-10.png]]
183 +[[image:image-20220601143115-8.png]]
171 171  
172 172  AT COMMAND
173 173  
174 174  
188 +
175 175  PAYLOAD is available after the valid value is intercepted.
176 176  
177 177  
178 -[[image:image-20220527093059-11.png]]
192 +[[image:image-20220601143046-7.png]]
179 179  
180 180  AT COMMAND
181 181  
182 182  
197 +
183 183  You can get configured PAYLOAD on TTN.
184 184  
185 -[[image:image-20220527093133-12.png]]
200 +[[image:image-20220601143519-1.png]]
186 186  
187 187  (((
188 188  AT COMMAND
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193 193  )))
194 194  
195 195  (((
196 -**Example**:
211 +(% style="color:#4f81bd" %)**Example**:
197 197  
198 198  CMD1:Read current data with MODBUS command. address:0x03 AT+COMMAND1= 01 03 00 03 00 01,1
199 199  )))
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238 238  Payload:01 00 02 39 85 08 DC 00 00 00 44
239 239  )))
240 240  
241 -[[image:image-20220527093204-13.png]]
256 +[[image:image-20220601142936-6.png]]
242 242  
243 243  AT COMMAND
244 244  
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245 245  
246 246  (% 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.**
247 247  
248 -[[image:image-20220527093251-14.png]]
249 249  
264 +
265 +[[image:image-20220601143642-2.png]]
266 +
250 250  AT COMMAND
251 251  
252 252  
253 -==== 1.3.3.2 via LoRaWAN DOWNLINK ====
270 +==== **1.3.3.2 via LoRaWAN DOWNLINK** ====
254 254  
255 255  [[image:image-20220527093358-15.png]]
256 256  
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263 263  )))
264 264  
265 265  (((
266 -**Type Code 0xAF**
283 +(% style="color:#4f81bd" %)**Type Code 0xAF**
267 267  )))
268 268  
269 269  (((
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310 310  )))
311 311  
312 312  (((
313 -Example:
330 +
331 +
332 +(% style="color:#4f81bd" %)**Example:**
314 314  )))
315 315  
316 316  (((
317 -AF 03 01 06 0A 05 00 04 00 01 00: Same as AT+COMMAND3=0A 05 00 04 00 01,1
336 +**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1
318 318  )))
319 319  
320 -[[image:image-20220527093430-16.png]]
339 +[[image:image-20220601144149-6.png]]
321 321  
322 322  DOWNLINK
323 323  
324 324  
325 -[[image:image-20220527093508-17.png]]
326 326  
345 +[[image:image-20220601143803-3.png]]
346 +
327 327  DOWNLINK
328 328  
329 329  
330 -[[image:image-20220527093530-18.png]]
331 331  
351 +[[image:image-20220601144053-5.png]]
352 +
332 332  DOWNLINK
333 333  
334 334  
335 -[[image:image-20220527093607-19.png]]
336 336  
357 +[[image:image-20220601143921-4.png]]
358 +
337 337  DOWNLINK
338 338  
339 339  
340 -[[image:image-20220527093628-20.png]]
341 341  
363 +[[image:image-20220601142805-5.png]]
364 +
342 342  DOWNLINK
343 343  
344 344  
345 -=== 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** ===
346 346  
347 347  (((
348 348  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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369 369  USB
370 370  
371 371  
395 +
372 372  [[image:image-20220527093747-22.png]]
373 373  
374 374  USB
375 375  
376 376  
401 +
377 377  (((
378 378  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.
379 379  )))
380 380  
381 381  (((
382 -**Example:**  input：01 03 00 31 00 02 95 c4
407 +(% style="color:#4f81bd" %)**Example:**  (%%)input：01 03 00 31 00 02 95 c4
383 383  )))
384 384  
385 385  (((
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391 391  USB
392 392  
393 393  
394 -=== 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** ===
395 395  
396 396  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.
397 397  
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401 401  )))
402 402  )))
403 403  
404 -[[image:image-20220527093849-24.png]]
429 +[[image:image-20220601142044-1.png]]
405 405  
406 406  
407 407  **Example**:These two meters are examples of setting parameters and device addresses.
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408 408  
409 409  [[image:image-20220527093950-25.png]]
410 410  
436 +
411 411  [[image:image-20220527094028-26.png]]
412 412  
413 413  (((
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428 428  )))
429 429  )))
430 430  
431 -[[image:image-20220527094100-27.png]]
457 +[[image:image-20220601142354-2.png]]
432 432  
433 433  (% class="box infomessage" %)
434 434  (((
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455 455  
456 456  Its default device address is 01, and the following are the parameters for configuring two energy meters.
457 457  
458 -[[image:image-20220527094150-28.png]]
484 +[[image:image-20220601142452-3.png]]
459 459  
460 460  
461 -[[image:image-20220527094224-29.png]]
487 +[[image:image-20220601142607-4.png]]
462 462  
463 -PAYLOAD:01 08 DF 43 62
489 +**PAYLOAD:01 08 DF 43 62**
464 464  
465 465  * 08 DF is the valid value of the meter with device address 02.
466 466  * 43 62 is the valid value of the meter with device address 01.
467 467  
494 +
468 468  == 1.4 Example 4: Circuit Breaker Remote Open Close ==
469 469  
470 470  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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