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1 1  (% class="wikigeneratedid" %)
2 - **Contents:**
2 +*
3 +** Table of** **Contents:
3 3  
4 4  {{toc/}}
5 5  
6 -= 1. Introduction =
7 7  
8 +
9 +
10 +
11 +
12 += **1. Introduction** =
13 +
14 +
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 ==
18 +== **1.1 Example 1: Connect to Leak relay and VFD** ==
12 12  
20 +
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]]
... ... @@ -29,30 +29,33 @@
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 ==
40 +== **1.2 Example 2: Connect to Pulse Counter** ==
33 33  
42 +
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  
45 +
36 36  [[image:image-20220527092058-3.png]]
37 37  
38 38  Connection
39 39  
40 40  
51 +
41 41  [[image:image-20220527092146-4.png]]
42 42  
43 43  Connection
44 44  
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
56 +
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/]]
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 -== ==
60 +== **1.3 Example3: Use RS485-LN with energy meters** ==
49 49  
50 -== 1.3 Example3: Use RS485-LN with energy meters ==
62 +=== **1.3.1 OverView** ===
51 51  
52 -=== 1.3.1 OverView ===
53 53  
54 54  (((
55 -**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.
56 56  )))
57 57  
58 58  (((
... ... @@ -64,8 +64,11 @@
64 64  Connection1
65 65  
66 66  
78 +
67 67  (((
68 -How to connect with Energy Meter：
80 +**How to connect with Energy Meter：**
81 +
82 +
69 69  )))
70 70  
71 71  (((
... ... @@ -93,22 +93,21 @@
93 93  Connection2
94 94  
95 95  
110 +
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 ===
116 +=== **1.3.2 How to use the parameters of the energy meter and MODBUS commands** ===
102 102  
118 +
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]]
121 +[[image:image-20220601143257-10.png]]
106 106  
107 107  
108 -(% class="box infomessage" %)
109 -(((
110 -**Example:** AT+COMMAND1=01 03 00 00 00 01 84 0A
111 -)))
124 +(% style="color:blue" %)**Example:**(%%)  AT+COMMAND1=01 03 00 00 00 01 84 0A
112 112  
113 113  * The first byte : slave address code (=001～247)
114 114  * The second byte : read register value function code
... ... @@ -117,12 +117,12 @@
117 117  * 7th and 8th bytes: CRC16 checksum from bytes 1 to 6.
118 118  
119 119  (((
133 +
134 +
135 +
120 120  How to parse the reading of the return command of the parameter：
121 -)))
122 122  
123 -(% class="box infomessage" %)
124 -(((
125 -**Example:** RETURN1：01 03 02 08 FD 7E 05
138 +(% style="color:blue" %)**Example:**(%%) RETURN1：01 03 02 08 FD 7E 05
126 126  )))
127 127  
128 128  * The first byte ARD: slave address code (=001～254)
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135 135  (% class="wikigeneratedid" %)
136 136  (((
137 137  
151 +
152 +
153 +
138 138  )))
139 139  
140 -=== 1.3.3 How to configure RS485-LN and parse output commands ===
156 +=== **1.3.3 How to configure RS485-LN and parse output commands** ===
141 141  
158 +
142 142  RS485-LN provides two configuration methods: AT COMMAND and DOWNLINK.
143 143  
144 144  
145 -==== 1.3.3.1 via AT COMMAND: ====
162 +==== **1.3.3.1 via AT COMMAND** ====
146 146  
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  
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 +
149 149  (((
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]]
171 +[[image:image-20220601143201-9.png]]
154 154  
155 155  AT COMMAND
156 156  
... ... @@ -157,31 +157,33 @@
157 157  
158 158  (% class="box infomessage" %)
159 159  (((
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
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
161 161  )))
162 162  
163 -a: length for the return of AT+COMMAND
181 +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.
183 +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.
185 +c:  define the position for valid value.
168 168  
169 -[[image:image-20220527092936-10.png]]
187 +[[image:image-20220601143115-8.png]]
170 170  
171 171  AT COMMAND
172 172  
173 173  
192 +
174 174  PAYLOAD is available after the valid value is intercepted.
175 175  
176 176  
177 -[[image:image-20220527093059-11.png]]
196 +[[image:image-20220601143046-7.png]]
178 178  
179 179  AT COMMAND
180 180  
181 181  
201 +
182 182  You can get configured PAYLOAD on TTN.
183 183  
184 -[[image:image-20220527093133-12.png]]
204 +[[image:image-20220601143519-1.png]]
185 185  
186 186  (((
187 187  AT COMMAND
... ... @@ -192,37 +192,37 @@
192 192  )))
193 193  
194 194  (((
195 -(% style="color:#4f81bd" %)**Example**:
215 +(% style="color:blue" %)**Example**:
196 196  
197 -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
198 198  )))
199 199  
200 200  (((
201 -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)
202 202  )))
203 203  
204 204  (((
205 -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.
206 206  
207 207  
208 208  )))
209 209  
210 210  (((
211 -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
212 212  )))
213 213  
214 214  (((
215 -RETURN2:01 03 02 08 DC BE 1D(return data)
235 +RETURN2: 01 03 02 08 DC BE 1D(return data)
216 216  )))
217 217  
218 218  (((
219 -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.
220 220  
221 221  
222 222  )))
223 223  
224 224  (((
225 -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
226 226  )))
227 227  
228 228  (((
... ... @@ -230,14 +230,14 @@
230 230  )))
231 231  
232 232  (((
233 -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.
234 234  )))
235 235  
236 236  (((
237 -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
238 238  )))
239 239  
240 -[[image:image-20220527093204-13.png]]
260 +[[image:image-20220601142936-6.png]]
241 241  
242 242  AT COMMAND
243 243  
... ... @@ -244,13 +244,16 @@
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  
268 +
269 +[[image:image-20220601143642-2.png]]
270 +
249 249  AT COMMAND
250 250  
251 251  
252 -==== 1.3.3.2 via LoRaWAN DOWNLINK ====
274 +==== **1.3.3.2 via LoRaWAN DOWNLINK** ====
253 253  
276 +
254 254  [[image:image-20220527093358-15.png]]
255 255  
256 256  (((
... ... @@ -309,6 +309,8 @@
309 309  )))
310 310  
311 311  (((
335 +
336 +
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]]
344 +[[image:image-20220601144149-6.png]]
320 320  
321 321  DOWNLINK
322 322  
323 323  
324 -[[image:image-20220527093508-17.png]]
325 325  
350 +[[image:image-20220601143803-3.png]]
351 +
326 326  DOWNLINK
327 327  
328 328  
329 -[[image:image-20220527093530-18.png]]
330 330  
356 +[[image:image-20220601144053-5.png]]
357 +
331 331  DOWNLINK
332 332  
333 333  
334 -[[image:image-20220527093607-19.png]]
335 335  
362 +[[image:image-20220601143921-4.png]]
363 +
336 336  DOWNLINK
337 337  
338 338  
339 -[[image:image-20220527093628-20.png]]
340 340  
368 +[[image:image-20220601142805-5.png]]
369 +
341 341  DOWNLINK
342 342  
343 343  
344 -=== 1.3.4 How to configure and output commands for RS485 to USB ===
373 +=== **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.
... ... @@ -368,11 +368,13 @@
368 368  USB
369 369  
370 370  
400 +
371 371  [[image:image-20220527093747-22.png]]
372 372  
373 373  USB
374 374  
375 375  
406 +
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  )))
... ... @@ -390,7 +390,7 @@
390 390  USB
391 391  
392 392  
393 -=== 1.3.5 How to configure multiple devices and modify device addresses ===
424 +=== **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  
... ... @@ -400,7 +400,7 @@
400 400  )))
401 401  )))
402 402  
403 -[[image:image-20220527093849-24.png]]
434 +[[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  
441 +
410 410  [[image:image-20220527094028-26.png]]
411 411  
412 412  (((
... ... @@ -427,7 +427,7 @@
427 427  )))
428 428  )))
429 429  
430 -[[image:image-20220527094100-27.png]]
462 +[[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]]
489 +[[image:image-20220601142452-3.png]]
458 458  
459 459  
460 -[[image:image-20220527094224-29.png]]
492 +[[image:image-20220601142607-4.png]]
461 461  
462 462  **PAYLOAD:01 08 DF 43 62**
463 463  
... ... @@ -464,7 +464,6 @@
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  
467 -
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:
... ... @@ -475,7 +475,6 @@
475 475  
476 476  * [[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
477 477  
478 -
479 479  == 1.5 Example 5: SEM Three Energy Meter with RS485-BL or RS485-LN ==
480 480  
481 481  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:
... ... @@ -484,7 +484,6 @@
484 484  
485 485  * [[Connect to SEM Three>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/SEM_Three_Energy_Meter/&file=SEM%20three%20and%20Dragino%20RS485-LN%20v1.pdf]] : Configure Document for RS485-LN
486 486  
487 -
488 488  == 1.6 Example 6:CEM C31 485-T1-MID Energy Meter with RS485-LN ==
489 489  
490 490  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 CEM C31 485-T1-MID and send the data for remote minitor. The structure is like below:
image-20220601142044-1.png
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