Last modified by Karry Zhuang on 2024/07/11 11:58
<
From version < 57.18 >
edited by Xiaoling
on 2022/07/14 10:03
To version < 43.1 >
edited by Xiaoling
on 2022/06/01 14:23
>
Change comment: Uploaded new attachment "image-20220601142354-2.png", version {1}

Summary

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1 -**Table of Contents:**
1 +(% class="wikigeneratedid" %)
2 + **Contents:**
2 2  
3 3  {{toc/}}
4 4  
... ... @@ -9,13 +9,11 @@
9 9  
10 10  = **1. Introduction** =
11 11  
12 -
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  
18 -
19 19  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:
20 20  
21 21  [[image:image-20220527091852-1.png]]
... ... @@ -29,18 +29,18 @@
29 29  Connection
30 30  
31 31  
32 -(% style="color:blue" %)**Related documents:**
31 +Related documents:
33 33  
34 -* System Structure:  [[Solar Pump with Dragino>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Relay_VFD/||style="background-color: rgb(255, 255, 255);"]]
35 -* 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/||style="background-color: rgb(255, 255, 255);"]]
33 +* [[Solar Pump with Dragino>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Relay_VFD/]] : System Structure
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.
36 36  * [[Video Demo>>url:https://www.youtube.com/watch?v=TAFZ5eaf-MY&t=6s&ab_channel=XavierFlorensaBerenguer]]
37 37  
38 -== **1.2 Example 2: Connect to Pulse Counter** ==
39 39  
40 40  
39 +== **1.2 Example 2: Connect to Pulse Counter** ==
40 +
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  
43 -
44 44  [[image:image-20220527092058-3.png]]
45 45  
46 46  Connection
... ... @@ -52,20 +52,17 @@
52 52  Connection
53 53  
54 54  
55 -(% style="color:blue" %)**Related documents:**
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/]]
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
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  
57 +== ==
60 60  
61 61  == **1.3 Example3: Use RS485-LN with energy meters** ==
62 62  
63 -
64 64  === **1.3.1 OverView** ===
65 65  
66 -
67 67  (((
68 -(% style="color:red" %)**Note**：The specifications of each energy meter are different, please refer to your own energy meter specifications.
64 +**Note**：The specifications of each energy meter are different, please refer to your own energy meter specifications.
69 69  )))
70 70  
71 71  (((
... ... @@ -79,9 +79,7 @@
79 79  
80 80  
81 81  (((
82 -(% style="color:blue" %)**How to connect with Energy Meter：**
83 -
84 -
78 +How to connect with Energy Meter：
85 85  )))
86 86  
87 87  (((
... ... @@ -109,6 +109,7 @@
109 109  Connection2
110 110  
111 111  
106 +
112 112  [[image:image-20220527092555-7.png]]
113 113  
114 114  Connection3
... ... @@ -116,13 +116,15 @@
116 116  
117 117  === **1.3.2 How to use the parameters of the energy meter and MODBUS commands** ===
118 118  
119 -
120 120  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.
121 121  
122 -[[image:image-20220601143257-10.png]]
116 +[[image:image-20220527092629-8.png]]
123 123  
124 124  
125 -(% style="color:blue" %)**Example:**(%%)  AT+COMMAND1=01 03 00 00 00 01 84 0A
119 +(% class="box infomessage" %)
120 +(((
121 +**Example:** AT+COMMAND1=01 03 00 00 00 01 84 0A
122 +)))
126 126  
127 127  * The first byte : slave address code (=001～247)
128 128  * The second byte : read register value function code
... ... @@ -131,12 +131,12 @@
131 131  * 7th and 8th bytes: CRC16 checksum from bytes 1 to 6.
132 132  
133 133  (((
134 -
135 -
136 -
137 137  How to parse the reading of the return command of the parameter：
132 +)))
138 138  
139 -(% style="color:blue" %)**Example:**(%%) RETURN1：01 03 02 08 FD 7E 05
134 +(% class="box infomessage" %)
135 +(((
136 +**Example:** RETURN1：01 03 02 08 FD 7E 05
140 140  )))
141 141  
142 142  * The first byte ARD: slave address code (=001～254)
... ... @@ -149,27 +149,22 @@
149 149  (% class="wikigeneratedid" %)
150 150  (((
151 151  
152 -
153 -
154 -
155 155  )))
156 156  
157 157  === **1.3.3 How to configure RS485-LN and parse output commands** ===
158 158  
159 -
160 160  RS485-LN provides two configuration methods: AT COMMAND and DOWNLINK.
161 161  
162 162  
163 -==== **1.3.3.1 via AT COMMAND** ====
156 +==== **1.3.3.1 via AT COMMAND:** ====
164 164  
158 +First, we can use **AT+CFGDEV** to get the return value, and we can also judge whether the input parameters are correct.
165 165  
166 -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.
167 -
168 168  (((
169 169  If the configured parameters and commands are incorrect, the return value is not obtained.
170 170  )))
171 171  
172 -[[image:image-20220601143201-9.png]]
164 +[[image:image-20220527092748-9.png]]
173 173  
174 174  AT COMMAND
175 175  
... ... @@ -176,7 +176,7 @@
176 176  
177 177  (% class="box infomessage" %)
178 178  (((
179 - **AT+DATACUTx **:  This command defines how to handle the return from AT+COMMANDx, max reture length is 40 bytes. AT+DATACUTx=a,b,c
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
180 180  )))
181 181  
182 182  a:  length for the return of AT+COMMAND
... ... @@ -185,7 +185,7 @@
185 185  
186 186  c:  define the position for valid value.
187 187  
188 -[[image:image-20220601143115-8.png]]
180 +[[image:image-20220527092936-10.png]]
189 189  
190 190  AT COMMAND
191 191  
... ... @@ -194,7 +194,7 @@
194 194  PAYLOAD is available after the valid value is intercepted.
195 195  
196 196  
197 -[[image:image-20220601143046-7.png]]
189 +[[image:image-20220527093059-11.png]]
198 198  
199 199  AT COMMAND
200 200  
... ... @@ -202,7 +202,7 @@
202 202  
203 203  You can get configured PAYLOAD on TTN.
204 204  
205 -[[image:image-20220601143519-1.png]]
197 +[[image:image-20220527093133-12.png]]
206 206  
207 207  (((
208 208  AT COMMAND
... ... @@ -213,52 +213,52 @@
213 213  )))
214 214  
215 215  (((
216 -(% style="color:blue" %)**Example**:
208 +(% style="color:#4f81bd" %)**Example**:
217 217  
218 -(% style="color:red" %)**CMD1:**(%%) Read current data with MODBUS command. address: 0x03 AT+COMMAND1= 01 03 00 03 00 01,1
210 +CMD1:Read current data with MODBUS command. address:0x03 AT+COMMAND1= 01 03 00 03 00 01,1
219 219  )))
220 220  
221 221  (((
222 -RETURN1: 01 03 02 00 02 39 85 00 00(return data)
214 +RETURN1:01 03 02 00 02 39 85 00 00(return data)
223 223  )))
224 224  
225 225  (((
226 -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 +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.
227 227  
228 228  
229 229  )))
230 230  
231 231  (((
232 -(% style="color:red" %)**CMD2: **(%%)Read voltage data with MODBUS command. address: 0x00 AT+COMMAND2= 01 03 00 00 00 01,1
224 +CMD2:Read voltage data with MODBUS command. address:0x00 AT+COMMAND2= 01 03 00 00 00 01,1
233 233  )))
234 234  
235 235  (((
236 -RETURN2: 01 03 02 08 DC BE 1D(return data)
228 +RETURN2:01 03 02 08 DC BE 1D(return data)
237 237  )))
238 238  
239 239  (((
240 -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 +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.
241 241  
242 242  
243 243  )))
244 244  
245 245  (((
246 -(% style="color:red" %)**CMD3:**(%%) Read total active energy data with MODBUS command. address: 0x0031 AT+COMMAND3= 01 03 00 31 00 02,1
238 +CMD3:Read total active energy data with MODBUS command. address:0x0031 AT+COMMAND3= 01 03 00 31 00 02,1
247 247  )))
248 248  
249 249  (((
250 -RETURN3: 01 03 04 00 00 00 44 FA 00(return data)
242 +RETURN3:01 03 04 00 00 00 44 FA 00(return data)
251 251  )))
252 252  
253 253  (((
254 -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 +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.
255 255  )))
256 256  
257 257  (((
258 -Payload: 01 00 02 39 85 08 DC 00 00 00 44
250 +Payload:01 00 02 39 85 08 DC 00 00 00 44
259 259  )))
260 260  
261 -[[image:image-20220601142936-6.png]]
253 +[[image:image-20220527093204-13.png]]
262 262  
263 263  AT COMMAND
264 264  
... ... @@ -266,14 +266,14 @@
266 266  (% 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.**
267 267  
268 268  
269 -[[image:image-20220601143642-2.png]]
270 270  
262 +[[image:image-20220527093251-14.png]]
263 +
271 271  AT COMMAND
272 272  
273 273  
274 274  ==== **1.3.3.2 via LoRaWAN DOWNLINK** ====
275 275  
276 -
277 277  [[image:image-20220527093358-15.png]]
278 278  
279 279  (((
... ... @@ -296,7 +296,7 @@
296 296  )))
297 297  
298 298  (((
299 -(% style="color:red" %)Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
291 +Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
300 300  )))
301 301  
302 302  (((
... ... @@ -334,7 +334,7 @@
334 334  (((
335 335  
336 336  
337 -(% style="color:blue" %)**Example:**
329 +(% style="color:#4f81bd" %)**Example:**
338 338  )))
339 339  
340 340  (((
... ... @@ -341,31 +341,31 @@
341 341  **AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1
342 342  )))
343 343  
344 -[[image:image-20220601144149-6.png]]
336 +[[image:image-20220527093430-16.png]]
345 345  
346 346  DOWNLINK
347 347  
348 348  
349 349  
350 -[[image:image-20220601143803-3.png]]
342 +[[image:image-20220527093508-17.png]]
351 351  
352 352  DOWNLINK
353 353  
354 354  
355 355  
356 -[[image:image-20220601144053-5.png]]
348 +[[image:image-20220527093530-18.png]]
357 357  
358 358  DOWNLINK
359 359  
360 360  
361 361  
362 -[[image:image-20220601143921-4.png]]
354 +[[image:image-20220527093607-19.png]]
363 363  
364 364  DOWNLINK
365 365  
366 366  
367 367  
368 -[[image:image-20220601142805-5.png]]
360 +[[image:image-20220527093628-20.png]]
369 369  
370 370  DOWNLINK
371 371  
... ... @@ -390,8 +390,6 @@
390 390  
391 391  (((
392 392  check digit: Even
393 -
394 -
395 395  )))
396 396  
397 397  [[image:image-20220527093708-21.png]]
... ... @@ -408,18 +408,14 @@
408 408  
409 409  (((
410 410  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.
411 -
412 -
413 413  )))
414 414  
415 415  (((
416 -(% style="color:blue" %)**Example:**  (%%)input：01 03 00 31 00 02 95 c4
404 +(% style="color:#4f81bd" %)**Example:**  (%%)input：01 03 00 31 00 02 95 c4
417 417  )))
418 418  
419 419  (((
420 420   output：01 03 04 00 00 00 42 7A 02
421 -
422 -
423 423  )))
424 424  
425 425  [[image:image-20220527093821-23.png]]
... ... @@ -429,7 +429,6 @@
429 429  
430 430  === **1.3.5 How to configure multiple devices and modify device addresses** ===
431 431  
432 -
433 433  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.
434 434  
435 435  (((
... ... @@ -441,14 +441,12 @@
441 441  [[image:image-20220601142044-1.png]]
442 442  
443 443  
444 -(% style="color:blue" %)**Example**(%%): These two meters are examples of setting parameters and device addresses.
429 +**Example**:These two meters are examples of setting parameters and device addresses.
445 445  
446 446  [[image:image-20220527093950-25.png]]
447 447  
448 -
449 449  [[image:image-20220527094028-26.png]]
450 450  
451 -
452 452  (((
453 453  (((
454 454  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.
... ... @@ -457,7 +457,7 @@
457 457  
458 458  (((
459 459  (((
460 -We can use **AT+CFGDEV** to set the device address.
443 +We can use AT+CFGDEV to set the device address.
461 461  )))
462 462  )))
463 463  
... ... @@ -467,9 +467,8 @@
467 467  )))
468 468  )))
469 469  
470 -[[image:image-20220601142354-2.png]]
453 +[[image:image-20220527094100-27.png]]
471 471  
472 -
473 473  (% class="box infomessage" %)
474 474  (((
475 475  **AT+CFGDEV:01 10 00 61 00 01 02 00 02,1**
... ... @@ -495,52 +495,46 @@
495 495  
496 496  Its default device address is 01, and the following are the parameters for configuring two energy meters.
497 497  
498 -[[image:image-20220601142452-3.png]]
480 +[[image:image-20220527094150-28.png]]
499 499  
500 500  
501 -[[image:image-20220601142607-4.png]]
483 +[[image:image-20220527094224-29.png]]
502 502  
503 -
504 504  **PAYLOAD:01 08 DF 43 62**
505 505  
506 506  * 08 DF is the valid value of the meter with device address 02.
507 507  * 43 62 is the valid value of the meter with device address 01.
508 508  
490 +
509 509  == 1.4 Example 4: Circuit Breaker Remote Open Close ==
510 510  
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-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:
511 511  
512 -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.
513 -
514 -The structure is like below:
515 -
516 516  [[image:image-20220527094330-30.png]]
517 517  
518 518  Connection
519 519  
499 +* [[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
520 520  
521 -* 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/]]
522 522  
523 523  == 1.5 Example 5: SEM Three Energy Meter with RS485-BL or RS485-LN ==
524 524  
525 -
526 526  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:
527 527  
528 -* 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||style="background-color: rgb(255, 255, 255);"]]
529 -* 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]]
506 +* [[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
530 530  
531 -== 1.6 Example 6: CEM C31 485-T1-MID Energy Meter with RS485-LN ==
508 +* [[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
532 532  
510 +== 1.6 Example 6:CEM C31 485-T1-MID Energy Meter with RS485-LN ==
533 533  
534 534  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 CEM C31 485-T1-MID and send the data for remote minitor. The structure is like below:
535 535  
536 -* 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||style="background-color: rgb(255, 255, 255);"]]
514 +* [[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
537 537  
538 -== 1.7 Example 7: Schneider Electric PLC M221 with RS485-BL ==
516 +== 1.7 Example 7:Schneider Electric PLC M221 with RS485-BL ==
539 539  
540 -
541 541  [[image:image-20220527094556-31.png]]
542 542  
543 543  Network Structure
544 544  
545 -
546 546  * [[Reference Instruction>>url:https://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Schneider%20Electric%20PLC/]]
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