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3 3  
4 4  {{toc/}}
5 5  
6 -= 1. Introduction =
7 7  
7 +
8 +
9 +
10 +
11 += **1. Introduction** =
12 +
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 ==
16 +== **1.1 Example 1: Connect to Leak relay and VFD** ==
12 12  
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  
... ... @@ -29,8 +29,9 @@
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  
38 +== **1.2 Example 2: Connect to Pulse Counter** ==
39 +
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  
47 +
41 41  [[image:image-20220527092146-4.png]]
42 42  
43 43  Connection
44 44  
52 +
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 ==
58 +== **1.3 Example3: Use RS485-LN with energy meters** ==
51 51  
52 -=== 1.3.1 OverView ===
60 +=== **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  
75 +
67 67  (((
68 68  How to connect with Energy Meter：
69 69  )))
... ... @@ -93,16 +93,17 @@
93 93  Connection2
94 94  
95 95  
105 +
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 ===
111 +=== **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]]
115 +[[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 ===
150 +=== **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: ====
155 +==== **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]]
163 +[[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
173 +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.
175 +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.
177 +c:  define the position for valid value.
168 168  
169 -[[image:image-20220527092936-10.png]]
179 +[[image:image-20220601143115-8.png]]
170 170  
171 171  AT COMMAND
172 172  
173 173  
184 +
174 174  PAYLOAD is available after the valid value is intercepted.
175 175  
176 176  
177 -[[image:image-20220527093059-11.png]]
188 +[[image:image-20220601143046-7.png]]
178 178  
179 179  AT COMMAND
180 180  
181 181  
193 +
182 182  You can get configured PAYLOAD on TTN.
183 183  
184 -[[image:image-20220527093133-12.png]]
196 +[[image:image-20220601143519-1.png]]
185 185  
186 186  (((
187 187  AT COMMAND
... ... @@ -192,7 +192,9 @@
192 192  )))
193 193  
194 194  (((
195 -**Example**: CMD1:Read current data with MODBUS command. address:0x03 AT+COMMAND1= 01 03 00 03 00 01,1
207 +(% style="color:#4f81bd" %)**Example**:
208 +
209 +CMD1:Read current data with MODBUS command. address:0x03 AT+COMMAND1= 01 03 00 03 00 01,1
196 196  )))
197 197  
198 198  (((
... ... @@ -201,6 +201,8 @@
201 201  
202 202  (((
203 203  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 +
219 +
204 204  )))
205 205  
206 206  (((
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213 213  
214 214  (((
215 215  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 +
233 +
216 216  )))
217 217  
218 218  (((
... ... @@ -231,7 +231,7 @@
231 231  Payload:01 00 02 39 85 08 DC 00 00 00 44
232 232  )))
233 233  
234 -[[image:image-20220527093204-13.png]]
252 +[[image:image-20220601142936-6.png]]
235 235  
236 236  AT COMMAND
237 237  
... ... @@ -238,12 +238,14 @@
238 238  
239 239  (% 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.**
240 240  
259 +
260 +
241 241  [[image:image-20220527093251-14.png]]
242 242  
243 243  AT COMMAND
244 244  
245 245  
246 -==== 1.3.3.2 via LoRaWAN DOWNLINK ====
266 +==== **1.3.3.2 via LoRaWAN DOWNLINK** ====
247 247  
248 248  [[image:image-20220527093358-15.png]]
249 249  
... ... @@ -256,7 +256,7 @@
256 256  )))
257 257  
258 258  (((
259 -**Type Code 0xAF**
279 +(% style="color:#4f81bd" %)**Type Code 0xAF**
260 260  )))
261 261  
262 262  (((
... ... @@ -303,11 +303,13 @@
303 303  )))
304 304  
305 305  (((
306 -Example:
326 +
327 +
328 +(% style="color:#4f81bd" %)**Example:**
307 307  )))
308 308  
309 309  (((
310 -AF 03 01 06 0A 05 00 04 00 01 00: Same as AT+COMMAND3=0A 05 00 04 00 01,1
332 +**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1
311 311  )))
312 312  
313 313  [[image:image-20220527093430-16.png]]
... ... @@ -315,27 +315,31 @@
315 315  DOWNLINK
316 316  
317 317  
340 +
318 318  [[image:image-20220527093508-17.png]]
319 319  
320 320  DOWNLINK
321 321  
322 322  
346 +
323 323  [[image:image-20220527093530-18.png]]
324 324  
325 325  DOWNLINK
326 326  
327 327  
352 +
328 328  [[image:image-20220527093607-19.png]]
329 329  
330 330  DOWNLINK
331 331  
332 332  
333 -[[image:image-20220527093628-20.png]]
334 334  
359 +[[image:image-20220601142805-5.png]]
360 +
335 335  DOWNLINK
336 336  
337 337  
338 -=== 1.3.4 How to configure and output commands for RS485 to USB ===
364 +=== **1.3.4 How to configure and output commands for RS485 to USB** ===
339 339  
340 340  (((
341 341  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.
... ... @@ -362,17 +362,19 @@
362 362  USB
363 363  
364 364  
391 +
365 365  [[image:image-20220527093747-22.png]]
366 366  
367 367  USB
368 368  
369 369  
397 +
370 370  (((
371 371  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.
372 372  )))
373 373  
374 374  (((
375 -**Example:**  input：01 03 00 31 00 02 95 c4
403 +(% style="color:#4f81bd" %)**Example:**  (%%)input：01 03 00 31 00 02 95 c4
376 376  )))
377 377  
378 378  (((
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384 384  USB
385 385  
386 386  
387 -=== 1.3.5 How to configure multiple devices and modify device addresses ===
415 +=== **1.3.5 How to configure multiple devices and modify device addresses** ===
388 388  
389 389  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.
390 390  
... ... @@ -394,7 +394,7 @@
394 394  )))
395 395  )))
396 396  
397 -[[image:image-20220527093849-24.png]]
425 +[[image:image-20220601142044-1.png]]
398 398  
399 399  
400 400  **Example**:These two meters are examples of setting parameters and device addresses.
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421 421  )))
422 422  )))
423 423  
424 -[[image:image-20220527094100-27.png]]
452 +[[image:image-20220601142354-2.png]]
425 425  
426 426  (% class="box infomessage" %)
427 427  (((
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448 448  
449 449  Its default device address is 01, and the following are the parameters for configuring two energy meters.
450 450  
451 -[[image:image-20220527094150-28.png]]
479 +[[image:image-20220601142452-3.png]]
452 452  
453 453  
454 -[[image:image-20220527094224-29.png]]
482 +[[image:image-20220601142607-4.png]]
455 455  
456 -PAYLOAD:01 08 DF 43 62
484 +**PAYLOAD:01 08 DF 43 62**
457 457  
458 458  * 08 DF is the valid value of the meter with device address 02.
459 459  * 43 62 is the valid value of the meter with device address 01.
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476 476  
477 477  * [[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
478 478  
507 +
479 479  == 1.6 Example 6:CEM C31 485-T1-MID Energy Meter with 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-LN to connect to CEM C31 485-T1-MID and send the data for remote minitor. The structure is like below:
... ... @@ -482,6 +482,7 @@
482 482  
483 483  * [[CEM C31 485-T1-MID>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/ELECTRICAL%20CABINET/&file=ELECTRICAL%20CABINET%20READINGS.pdf]] : Configure Document For RS485-LN
484 484  
514 +
485 485  == 1.7 Example 7:Schneider Electric PLC M221 with RS485-BL ==
486 486  
487 487  [[image:image-20220527094556-31.png]]
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