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1 1  (% class="wikigeneratedid" %)
2 - **Contents:**
2 +*
3 +** Table of** **Contents:
3 3  
4 4  {{toc/}}
5 5  
... ... @@ -10,11 +10,13 @@
10 10  
11 11  = **1. Introduction** =
12 12  
14 +
13 13  This article provide the examples for RS485-LN to connect to different type of RS485 sensors.
14 14  
15 15  
16 16  == **1.1 Example 1: Connect to Leak relay and VFD** ==
17 17  
20 +
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]]
... ... @@ -34,12 +34,12 @@
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  
37 -
38 -
39 39  == **1.2 Example 2: Connect to Pulse Counter** ==
40 40  
42 +
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  
45 +
43 43  [[image:image-20220527092058-3.png]]
44 44  
45 45  Connection
... ... @@ -51,17 +51,16 @@
51 51  Connection
52 52  
53 53  
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
57 +* Configure Document: [[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/]]
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 -== ==
58 -
59 59  == **1.3 Example3: Use RS485-LN with energy meters** ==
60 60  
61 61  === **1.3.1 OverView** ===
62 62  
64 +
63 63  (((
64 -**Note**：The specifications of each energy meter are different, please refer to your own energy meter specifications.
66 +(% style="color:red" %)**Note**：The specifications of each energy meter are different, please refer to your own energy meter specifications.
65 65  )))
66 66  
67 67  (((
... ... @@ -75,7 +75,9 @@
75 75  
76 76  
77 77  (((
78 -How to connect with Energy Meter：
80 +**How to connect with Energy Meter：**
81 +
82 +
79 79  )))
80 80  
81 81  (((
... ... @@ -111,15 +111,13 @@
111 111  
112 112  === **1.3.2 How to use the parameters of the energy meter and MODBUS commands** ===
113 113  
118 +
114 114  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.
115 115  
116 -[[image:image-20220527092629-8.png]]
121 +[[image:image-20220601143257-10.png]]
117 117  
118 118  
119 -(% class="box infomessage" %)
120 -(((
121 -**Example:** AT+COMMAND1=01 03 00 00 00 01 84 0A
122 -)))
124 +(% style="color:blue" %)**Example:**(%%)  AT+COMMAND1=01 03 00 00 00 01 84 0A
123 123  
124 124  * The first byte : slave address code (=001～247)
125 125  * The second byte : read register value function code
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128 128  * 7th and 8th bytes: CRC16 checksum from bytes 1 to 6.
129 129  
130 130  (((
133 +
134 +
135 +
131 131  How to parse the reading of the return command of the parameter：
132 -)))
133 133  
134 -(% class="box infomessage" %)
135 -(((
136 -**Example:** RETURN1：01 03 02 08 FD 7E 05
138 +(% style="color:blue" %)**Example:**(%%) RETURN1：01 03 02 08 FD 7E 05
137 137  )))
138 138  
139 139  * The first byte ARD: slave address code (=001～254)
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146 146  (% class="wikigeneratedid" %)
147 147  (((
148 148  
151 +
152 +
153 +
149 149  )))
150 150  
151 151  === **1.3.3 How to configure RS485-LN and parse output commands** ===
152 152  
158 +
153 153  RS485-LN provides two configuration methods: AT COMMAND and DOWNLINK.
154 154  
155 155  
156 -==== **1.3.3.1 via AT COMMAND:** ====
162 +==== **1.3.3.1 via AT COMMAND** ====
157 157  
158 -First, we can use **AT+CFGDEV** to get the return value, and we can also judge whether the input parameters are correct.
159 159  
165 +First, we can use (% style="color:blue" %)**AT+CFGDEV**(%%) to get the return value, and we can also judge whether the input parameters are correct.
166 +
160 160  (((
161 161  If the configured parameters and commands are incorrect, the return value is not obtained.
162 162  )))
163 163  
164 -[[image:image-20220527092748-9.png]]
171 +[[image:image-20220601143201-9.png]]
165 165  
166 166  AT COMMAND
167 167  
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168 168  
169 169  (% class="box infomessage" %)
170 170  (((
171 - AT+DATACUTx : This command defines how to handle the return from AT+COMMANDx, max reture length is 40 bytes. AT+DATACUTx=a,b,c
178 + **AT+DATACUTx **:  This command defines how to handle the return from AT+COMMANDx, max reture length is 40 bytes. AT+DATACUTx=a,b,c
172 172  )))
173 173  
174 174  a:  length for the return of AT+COMMAND
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177 177  
178 178  c:  define the position for valid value.
179 179  
180 -[[image:image-20220527092936-10.png]]
187 +[[image:image-20220601143115-8.png]]
181 181  
182 182  AT COMMAND
183 183  
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186 186  PAYLOAD is available after the valid value is intercepted.
187 187  
188 188  
189 -[[image:image-20220527093059-11.png]]
196 +[[image:image-20220601143046-7.png]]
190 190  
191 191  AT COMMAND
192 192  
193 193  
201 +
194 194  You can get configured PAYLOAD on TTN.
195 195  
196 -[[image:image-20220527093133-12.png]]
204 +[[image:image-20220601143519-1.png]]
197 197  
198 198  (((
199 199  AT COMMAND
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204 204  )))
205 205  
206 206  (((
207 -(% style="color:#4f81bd" %)**Example**:
215 +(% style="color:blue" %)**Example**:
208 208  
209 -CMD1:Read current data with MODBUS command. address:0x03 AT+COMMAND1= 01 03 00 03 00 01,1
217 +CMD1: Read current data with MODBUS command. address: 0x03 AT+COMMAND1= 01 03 00 03 00 01,1
210 210  )))
211 211  
212 212  (((
213 -RETURN1:01 03 02 00 02 39 85 00 00(return data)
221 +RETURN1: 01 03 02 00 02 39 85 00 00(return data)
214 214  )))
215 215  
216 216  (((
217 -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.
225 +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.
218 218  
219 219  
220 220  )))
221 221  
222 222  (((
223 -CMD2:Read voltage data with MODBUS command. address:0x00 AT+COMMAND2= 01 03 00 00 00 01,1
231 +CMD2: Read voltage data with MODBUS command. address: 0x00 AT+COMMAND2= 01 03 00 00 00 01,1
224 224  )))
225 225  
226 226  (((
227 -RETURN2:01 03 02 08 DC BE 1D(return data)
235 +RETURN2: 01 03 02 08 DC BE 1D(return data)
228 228  )))
229 229  
230 230  (((
231 -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.
239 +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.
232 232  
233 233  
234 234  )))
235 235  
236 236  (((
237 -CMD3:Read total active energy data with MODBUS command. address:0x0031 AT+COMMAND3= 01 03 00 31 00 02,1
245 +CMD3: Read total active energy data with MODBUS command. address: 0x0031 AT+COMMAND3= 01 03 00 31 00 02,1
238 238  )))
239 239  
240 240  (((
241 -RETURN3:01 03 04 00 00 00 44 FA 00(return data)
249 +RETURN3: 01 03 04 00 00 00 44 FA 00(return data)
242 242  )))
243 243  
244 244  (((
245 -AT+DATACUT3:9,1,4+5+6+7 Take the return value 00 00 00 44 as the valid value of reading total active energy data and used to splice payload.
253 +AT+DATACUT3: 9,1,4+5+6+7 Take the return value 00 00 00 44 as the valid value of reading total active energy data and used to splice payload.
246 246  )))
247 247  
248 248  (((
249 -Payload:01 00 02 39 85 08 DC 00 00 00 44
257 +Payload: 01 00 02 39 85 08 DC 00 00 00 44
250 250  )))
251 251  
252 -[[image:image-20220527093204-13.png]]
260 +[[image:image-20220601142936-6.png]]
253 253  
254 254  AT COMMAND
255 255  
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256 256  
257 257  (% 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.**
258 258  
259 -[[image:image-20220527093251-14.png]]
260 260  
268 +[[image:image-20220601143642-2.png]]
269 +
261 261  AT COMMAND
262 262  
263 263  
264 264  ==== **1.3.3.2 via LoRaWAN DOWNLINK** ====
265 265  
275 +
266 266  [[image:image-20220527093358-15.png]]
267 267  
268 268  (((
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321 321  )))
322 322  
323 323  (((
334 +
335 +
324 324  (% style="color:#4f81bd" %)**Example:**
325 325  )))
326 326  
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328 328  **AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1
329 329  )))
330 330  
331 -[[image:image-20220527093430-16.png]]
343 +[[image:image-20220601144149-6.png]]
332 332  
333 333  DOWNLINK
334 334  
335 335  
336 -[[image:image-20220527093508-17.png]]
337 337  
349 +[[image:image-20220601143803-3.png]]
350 +
338 338  DOWNLINK
339 339  
340 340  
341 -[[image:image-20220527093530-18.png]]
342 342  
355 +[[image:image-20220601144053-5.png]]
356 +
343 343  DOWNLINK
344 344  
345 345  
346 -[[image:image-20220527093607-19.png]]
347 347  
361 +[[image:image-20220601143921-4.png]]
362 +
348 348  DOWNLINK
349 349  
350 350  
351 -[[image:image-20220527093628-20.png]]
352 352  
367 +[[image:image-20220601142805-5.png]]
368 +
353 353  DOWNLINK
354 354  
355 355  
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380 380  USB
381 381  
382 382  
399 +
383 383  [[image:image-20220527093747-22.png]]
384 384  
385 385  USB
386 386  
387 387  
405 +
388 388  (((
389 389  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.
390 390  )))
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412 412  )))
413 413  )))
414 414  
415 -[[image:image-20220527093849-24.png]]
433 +[[image:image-20220601142044-1.png]]
416 416  
417 417  
418 418  **Example**:These two meters are examples of setting parameters and device addresses.
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419 419  
420 420  [[image:image-20220527093950-25.png]]
421 421  
440 +
422 422  [[image:image-20220527094028-26.png]]
423 423  
424 424  (((
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439 439  )))
440 440  )))
441 441  
442 -[[image:image-20220527094100-27.png]]
461 +[[image:image-20220601142354-2.png]]
443 443  
444 444  (% class="box infomessage" %)
445 445  (((
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466 466  
467 467  Its default device address is 01, and the following are the parameters for configuring two energy meters.
468 468  
469 -[[image:image-20220527094150-28.png]]
488 +[[image:image-20220601142452-3.png]]
470 470  
471 471  
472 -[[image:image-20220527094224-29.png]]
491 +[[image:image-20220601142607-4.png]]
473 473  
474 474  **PAYLOAD:01 08 DF 43 62**
475 475  
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476 476  * 08 DF is the valid value of the meter with device address 02.
477 477  * 43 62 is the valid value of the meter with device address 01.
478 478  
479 -
480 480  == 1.4 Example 4: Circuit Breaker Remote Open Close ==
481 481  
482 482  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:
... ... @@ -487,7 +487,6 @@
487 487  
488 488  * [[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
489 489  
490 -
491 491  == 1.5 Example 5: SEM Three Energy Meter with RS485-BL or RS485-LN ==
492 492  
493 493  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:
image-20220601142044-1.png
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