Last modified by Karry Zhuang on 2024/07/11 11:58
<
From version < 57.9 >
edited by Xiaoling
on 2022/07/14 09:34
To version < 60.12 >
edited by Xiaoling
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... ... @@ -1,6 +1,4 @@
1 -(% class="wikigeneratedid" %)
2 -*
3 -** Table of** **Contents:
1 +**Table of Contents:**
4 4  
5 5  {{toc/}}
6 6  
... ... @@ -9,75 +9,84 @@
9 9  
10 10  
11 11  
12 -= **1. Introduction** =
10 += 1. Introduction =
13 13  
14 14  
15 15  This article provide the examples for RS485-LN to connect to different type of RS485 sensors.
16 16  
17 17  
18 -== **1.1 Example 1: Connect to Leak relay and VFD** ==
16 +== 1.1 Example 1: Connect to Leak relay and VFD ==
19 19  
20 20  
21 21  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:
22 22  
23 -[[image:image-20220527091852-1.png]]
24 24  
25 -Connection
22 +[[image:image-20220527091852-1.png||height="547" width="994"]]
26 26  
24 +**Connection**
27 27  
28 28  
27 +
29 29  [[image:image-20220527091942-2.png]](% style="display:none" %)
30 30  
31 -Connection
30 +**Connection**
32 32  
33 33  
34 -Related documents:
33 +(% style="color:blue" %)**Related documents:**
35 35  
36 -* [[Solar Pump with Dragino>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Relay_VFD/]] : System Structure
37 -* [[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 +* System Structure:  [[Solar Pump with Dragino>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Relay_VFD/||_mstmutation="1" style="background-color: rgb(255, 255, 255);"]]
36 +* Explanation on how to integrate to Node-red and to the Mobile Phone, and with link to the Github code:  [[Configure Manual>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Relay_VFD/||_mstmutation="1" style="background-color: rgb(255, 255, 255);"]]
38 38  * [[Video Demo>>url:https://www.youtube.com/watch?v=TAFZ5eaf-MY&t=6s&ab_channel=XavierFlorensaBerenguer]]
39 39  
40 -== **1.2 Example 2: Connect to Pulse Counter** ==
41 41  
42 42  
41 +== 1.2 Example 2: Connect to Pulse Counter ==
42 +
43 +
43 43  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:
44 44  
45 45  
46 -[[image:image-20220527092058-3.png]]
47 +[[image:image-20220527092058-3.png||height="552" width="905"]]
47 47  
48 -Connection
49 +**Connection**
49 49  
50 50  
51 51  
52 -[[image:image-20220527092146-4.png]]
53 +[[image:image-20220527092146-4.png||height="507" width="906"]]
53 53  
54 -Connection
55 +**Connection**
55 55  
56 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/]]
58 +(% style="color:blue" %)**Related documents:**
59 +
60 +* 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/||_mstmutation="1"]]
58 58  * [[Dragino Solution in Farm>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/&file=Dragino%20on%20Farms.pptx]]
59 59  
60 -== **1.3 Example3: Use RS485-LN with energy meters** ==
61 61  
62 -=== **1.3.1 OverView** ===
63 63  
65 +== 1.3 Example 3: Use RS485-LN with energy meters ==
64 64  
67 +=== 1.3.1 OverView ===
68 +
69 +
65 65  (((
66 -(% style="color:red" %)**Note**：The specifications of each energy meter are different, please refer to your own energy meter specifications.
71 +(% style="color:red" %)**Note**：**The specifications of each energy meter are different, please refer to your own energy meter specifications.**
67 67  )))
68 68  
69 69  (((
70 70  This example describes a single-phase meter.This is the connection between the RS485-LN and the energy meter.
76 +
77 +
71 71  )))
72 72  
73 73  [[image:image-20220527092419-5.png]]
74 74  
75 -Connection1
82 +**Connection1**
76 76  
77 77  
78 78  
79 79  (((
80 -**How to connect with Energy Meter：**
87 +(% style="color:blue" %)**How to connect with Energy Meter：**
81 81  
82 82  
83 83  )))
... ... @@ -100,20 +100,22 @@
100 100  
101 101  (((
102 102  Once there is power, the RS485-LN will be on.
110 +
111 +
103 103  )))
104 104  
105 105  [[image:image-20220527092514-6.png]]
106 106  
107 -Connection2
116 +**Connection2**
108 108  
109 109  
110 110  
111 111  [[image:image-20220527092555-7.png]]
112 112  
113 -Connection3
122 +**Connection3**
114 114  
115 115  
116 -=== **1.3.2 How to use the parameters of the energy meter and MODBUS commands** ===
125 +=== 1.3.2 How to use the parameters of the energy meter and MODBUS commands ===
117 117  
118 118  
119 119  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.
... ... @@ -149,17 +149,16 @@
149 149  (((
150 150  
151 151  
152 -
153 153  
154 154  )))
155 155  
156 -=== **1.3.3 How to configure RS485-LN and parse output commands** ===
164 +=== 1.3.3 How to configure RS485-LN and parse output commands ===
157 157  
158 158  
159 159  RS485-LN provides two configuration methods: AT COMMAND and DOWNLINK.
160 160  
161 161  
162 -==== **1.3.3.1 via AT COMMAND** ====
170 +==== 1.3.3.1 via AT COMMAND ====
163 163  
164 164  
165 165  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.
... ... @@ -166,16 +166,18 @@
166 166  
167 167  (((
168 168  If the configured parameters and commands are incorrect, the return value is not obtained.
177 +
178 +
169 169  )))
170 170  
171 171  [[image:image-20220601143201-9.png]]
172 172  
173 -AT COMMAND
183 +**AT COMMAND**
174 174  
175 175  
176 176  (% class="box infomessage" %)
177 177  (((
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
188 + (% _mstmutation="1" %)**AT+DATACUTx **(%%):  This command defines how to handle the return from AT+COMMANDx, max reture length is 40 bytes. AT+DATACUTx=a,b,c
179 179  )))
180 180  
181 181  a:  length for the return of AT+COMMAND
... ... @@ -186,16 +186,15 @@
186 186  
187 187  [[image:image-20220601143115-8.png]]
188 188  
189 -AT COMMAND
199 +**AT COMMAND**
190 190  
191 191  
192 192  
193 193  PAYLOAD is available after the valid value is intercepted.
194 194  
195 -
196 196  [[image:image-20220601143046-7.png]]
197 197  
198 -AT COMMAND
207 +**AT COMMAND**
199 199  
200 200  
201 201  
... ... @@ -204,7 +204,7 @@
204 204  [[image:image-20220601143519-1.png]]
205 205  
206 206  (((
207 -AT COMMAND
216 +**AT COMMAND**
208 208  )))
209 209  
210 210  (((
... ... @@ -214,7 +214,8 @@
214 214  (((
215 215  (% style="color:blue" %)**Example**:
216 216  
217 -CMD1: Read current data with MODBUS command. address: 0x03 AT+COMMAND1= 01 03 00 03 00 01,1
226 +
227 +(% style="color:red" %)**CMD1:**(%%) Read current data with MODBUS command. address: 0x03 AT+COMMAND1= 01 03 00 03 00 01,1
218 218  )))
219 219  
220 220  (((
... ... @@ -228,7 +228,7 @@
228 228  )))
229 229  
230 230  (((
231 -CMD2: Read voltage data with MODBUS command. address: 0x00 AT+COMMAND2= 01 03 00 00 00 01,1
241 +(% style="color:red" %)**CMD2: **(%%)Read voltage data with MODBUS command. address: 0x00 AT+COMMAND2= 01 03 00 00 00 01,1
232 232  )))
233 233  
234 234  (((
... ... @@ -242,7 +242,7 @@
242 242  )))
243 243  
244 244  (((
245 -CMD3: Read total active energy data with MODBUS command. address: 0x0031 AT+COMMAND3= 01 03 00 31 00 02,1
255 +(% style="color:red" %)**CMD3:**(%%) Read total active energy data with MODBUS command. address: 0x0031 AT+COMMAND3= 01 03 00 31 00 02,1
246 246  )))
247 247  
248 248  (((
... ... @@ -255,6 +255,8 @@
255 255  
256 256  (((
257 257  Payload: 01 00 02 39 85 08 DC 00 00 00 44
268 +
269 +
258 258  )))
259 259  
260 260  [[image:image-20220601142936-6.png]]
... ... @@ -262,8 +262,8 @@
262 262  AT COMMAND
263 263  
264 264  
265 -(% 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.**
266 266  
278 +(% style="color:blue" %)**01 is device address,00 02 is the current, 08 DC is the voltage,00 00 00 44 is the total active energy.**
267 267  
268 268  
269 269  [[image:image-20220601143642-2.png]]
... ... @@ -271,13 +271,14 @@
271 271  AT COMMAND
272 272  
273 273  
274 -==== **1.3.3.2 via LoRaWAN DOWNLINK** ====
275 275  
287 +==== 1.3.3.2 via LoRaWAN DOWNLINK ====
276 276  
289 +
277 277  [[image:image-20220527093358-15.png]]
278 278  
279 279  (((
280 -DOWNLINK
293 +**DOWNLINK**
281 281  )))
282 282  
283 283  (((
... ... @@ -285,7 +285,7 @@
285 285  )))
286 286  
287 287  (((
288 -(% style="color:#4f81bd" %)**Type Code 0xAF**
301 +(% style="color:blue" %)**Type Code 0xAF**
289 289  )))
290 290  
291 291  (((
... ... @@ -296,7 +296,9 @@
296 296  )))
297 297  
298 298  (((
299 -Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
312 +(% style="color:red" %)**Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.**
313 +
314 +
300 300  )))
301 301  
302 302  (((
... ... @@ -334,7 +334,7 @@
334 334  (((
335 335  
336 336  
337 -(% style="color:#4f81bd" %)**Example:**
352 +(% style="color:blue" %)**Example:**
338 338  )))
339 339  
340 340  (((
... ... @@ -343,35 +343,36 @@
343 343  
344 344  [[image:image-20220601144149-6.png]]
345 345  
346 -DOWNLINK
361 +**DOWNLINK**
347 347  
348 348  
349 349  
350 350  [[image:image-20220601143803-3.png]]
351 351  
352 -DOWNLINK
367 +**DOWNLINK**
353 353  
354 354  
355 355  
356 356  [[image:image-20220601144053-5.png]]
357 357  
358 -DOWNLINK
373 +**DOWNLINK**
359 359  
360 360  
361 361  
362 362  [[image:image-20220601143921-4.png]]
363 363  
364 -DOWNLINK
379 +**DOWNLINK**
365 365  
366 366  
367 367  
368 368  [[image:image-20220601142805-5.png]]
369 369  
370 -DOWNLINK
371 -
385 +**DOWNLINK**
372 372  
373 -=== **1.3.4 How to configure and output commands for RS485 to USB** ===
374 374  
388 +=== 1.3.4 How to configure and output commands for RS485 to USB ===
389 +
390 +
375 375  (((
376 376  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.
377 377  )))
... ... @@ -390,39 +390,47 @@
390 390  
391 391  (((
392 392  check digit: Even
409 +
410 +
393 393  )))
394 394  
395 395  [[image:image-20220527093708-21.png]]
396 396  
397 -USB
415 +**USB**
398 398  
399 399  
400 400  
401 401  [[image:image-20220527093747-22.png]]
402 402  
403 -USB
421 +**USB**
404 404  
405 405  
406 406  
407 407  (((
408 408  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.
427 +
428 +
409 409  )))
410 410  
411 411  (((
412 -(% style="color:#4f81bd" %)**Example:**  (%%)input：01 03 00 31 00 02 95 c4
432 +(% style="color:blue" %)**Example:**  (%%)input：01 03 00 31 00 02 95 c4
413 413  )))
414 414  
415 415  (((
416 416   output：01 03 04 00 00 00 42 7A 02
437 +
438 +
417 417  )))
418 418  
419 419  [[image:image-20220527093821-23.png]]
420 420  
421 -USB
443 +**USB**
422 422  
423 423  
424 -=== **1.3.5 How to configure multiple devices and modify device addresses** ===
425 425  
447 +=== 1.3.5 How to configure multiple devices and modify device addresses ===
448 +
449 +
426 426  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.
427 427  
428 428  (((
... ... @@ -434,13 +434,15 @@
434 434  [[image:image-20220601142044-1.png]]
435 435  
436 436  
437 -**Example**:These two meters are examples of setting parameters and device addresses.
461 +(% style="color:blue" %)**Example**(%%): These two meters are examples of setting parameters and device addresses.
438 438  
463 +
439 439  [[image:image-20220527093950-25.png]]
440 440  
441 441  
442 442  [[image:image-20220527094028-26.png]]
443 443  
469 +
444 444  (((
445 445  (((
446 446  First of all, since the default device address of the energy meter is 01, the configuration of two energy meters will conflict, so we first connect an energy meter and configure the device address.
... ... @@ -449,7 +449,7 @@
449 449  
450 450  (((
451 451  (((
452 -We can use AT+CFGDEV to set the device address.
478 +We can use (% style="color:blue" %)**AT+CFGDEV**(%%) to set the device address.
453 453  )))
454 454  )))
455 455  
... ... @@ -461,14 +461,15 @@
461 461  
462 462  [[image:image-20220601142354-2.png]]
463 463  
490 +
464 464  (% class="box infomessage" %)
465 465  (((
466 466  **AT+CFGDEV:01 10 00 61 00 01 02 00 02,1**
467 467  )))
468 468  
469 -* 01:device adaress
496 +* 01: device adaress
470 470  
471 -* 10:function code
498 +* 10: function code
472 472  
473 473  * 00 61：Register address
474 474  
... ... @@ -491,39 +491,57 @@
491 491  
492 492  [[image:image-20220601142607-4.png]]
493 493  
494 -**PAYLOAD:01 08 DF 43 62**
495 495  
522 +(% style="color:blue" %)**PAYLOAD: 01 08 DF 43 62**
523 +
496 496  * 08 DF is the valid value of the meter with device address 02.
497 497  * 43 62 is the valid value of the meter with device address 01.
498 498  
527 +(% style="display:none" %) (%%)
528 +
529 +(% style="display:none" %) (%%)
530 +
499 499  == 1.4 Example 4: Circuit Breaker Remote Open Close ==
500 500  
501 -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:
502 502  
534 +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.
535 +
536 +The structure is like below:
537 +
503 503  [[image:image-20220527094330-30.png]]
504 504  
505 505  Connection
506 506  
507 -* [[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
508 508  
543 +* Configure Documen:  [[Circuit Breaker Remote Open Close>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Circuit_Breaker_Remote_Open_Close/||_mstmutation="1"]]
544 +
545 +
546 +
509 509  == 1.5 Example 5: SEM Three Energy Meter with RS485-BL or RS485-LN ==
510 510  
549 +
511 511  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:
512 512  
513 -* [[Connect to SEM Three>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/RS485-BL/Application_Note/&file=Dragino%20RS485BL%20and%20pickdata%20SEM%20Three%20v1.pdf]] : Configure Document For RS485-BL
552 +* Configure Document For RS485-BL:  [[Connect to SEM Three>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/RS485-BL/Application_Note/&file=Dragino%20RS485BL%20and%20pickdata%20SEM%20Three%20v1.pdf||_mstmutation="1" style="background-color: rgb(255, 255, 255);"]]
553 +* Configure Document for RS485-LN:  [[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||_mstmutation="1"]]
514 514  
515 -* [[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
516 516  
517 -== 1.6 Example 6:CEM C31 485-T1-MID Energy Meter with RS485-LN ==
518 518  
557 +== 1.6 Example 6: CEM C31 485-T1-MID Energy Meter with RS485-LN ==
558 +
559 +
519 519  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:
520 520  
521 -* [[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
562 +* Configure Document For RS485-LN:  [[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||_mstmutation="1" style="background-color: rgb(255, 255, 255);"]]
522 522  
523 -== 1.7 Example 7:Schneider Electric PLC M221 with RS485-BL ==
524 524  
565 +
566 +== 1.7 Example 7: Schneider Electric PLC M221 with RS485-BL ==
567 +
568 +
525 525  [[image:image-20220527094556-31.png]]
526 526  
527 527  Network Structure
528 528  
573 +
529 529  * [[Reference Instruction>>url:https://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Schneider%20Electric%20PLC/]]

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