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Author
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1 -XWiki.Xiaoling
1 +XWiki.Bei
Content
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7 7  
8 8  
9 9  
10 -= 1. Introduction =
10 += **1. Introduction** =
11 11  
12 12  
13 13  This article provide the examples for RS485-LN to connect to different type of RS485 sensors.
14 14  
15 15  
16 -== 1.1 Example 1: Connect to Leak relay and VFD ==
16 +== **1.1 Example 1: Connect to Leak relay and VFD** ==
17 17  
18 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 +[[image:image-20220527091852-1.png]]
21 21  
22 -[[image:image-20220527091852-1.png||height="547" width="994"]]
23 +Connection
23 23  
24 -**Connection**
25 25  
26 26  
27 -
28 28  [[image:image-20220527091942-2.png]](% style="display:none" %)
29 29  
30 -**Connection**
29 +Connection
31 31  
32 32  
33 33  (% style="color:blue" %)**Related documents:**
... ... @@ -37,22 +37,21 @@
37 37  * [[Video Demo>>url:https://www.youtube.com/watch?v=TAFZ5eaf-MY&t=6s&ab_channel=XavierFlorensaBerenguer]]
38 38  
39 39  
39 +== **1.2 Example 2: Connect to Pulse Counter** ==
40 40  
41 -== 1.2 Example 2: Connect to Pulse Counter ==
42 42  
43 -
44 44  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:
45 45  
46 46  
47 -[[image:image-20220527092058-3.png||height="552" width="905"]]
45 +[[image:image-20220527092058-3.png]]
48 48  
49 -**Connection**
47 +Connection
50 50  
51 51  
52 52  
53 -[[image:image-20220527092146-4.png||height="507" width="906"]]
51 +[[image:image-20220527092146-4.png]]
54 54  
55 -**Connection**
53 +Connection
56 56  
57 57  
58 58  (% style="color:blue" %)**Related documents:**
... ... @@ -61,25 +61,23 @@
61 61  * [[Dragino Solution in Farm>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/&file=Dragino%20on%20Farms.pptx]]
62 62  
63 63  
62 +== **1.3 Example3: Use RS485-LN with energy meters** ==
64 64  
65 -== 1.3 Example 3: Use RS485-LN with energy meters ==
66 66  
67 -=== 1.3.1 OverView ===
65 +=== **1.3.1 OverView** ===
68 68  
69 69  
70 70  (((
71 -(% style="color:red" %)**Note**：**The specifications of each energy meter are different, please refer to your own energy meter specifications.**
69 +(% style="color:red" %)**Note**：The specifications of each energy meter are different, please refer to your own energy meter specifications.
72 72  )))
73 73  
74 74  (((
75 75  This example describes a single-phase meter.This is the connection between the RS485-LN and the energy meter.
76 -
77 -
78 78  )))
79 79  
80 80  [[image:image-20220527092419-5.png]]
81 81  
82 -**Connection1**
78 +Connection1
83 83  
84 84  
85 85  
... ... @@ -107,24 +107,22 @@
107 107  
108 108  (((
109 109  Once there is power, the RS485-LN will be on.
110 -
111 -
112 112  )))
113 113  
114 114  [[image:image-20220527092514-6.png]]
115 115  
116 -**Connection2**
110 +Connection2
117 117  
118 118  
119 -
120 120  [[image:image-20220527092555-7.png]]
121 121  
122 -**Connection3**
115 +Connection3
123 123  
124 124  
125 -=== 1.3.2 How to use the parameters of the energy meter and MODBUS commands ===
126 126  
119 +=== **1.3.2 How to use the parameters of the energy meter and MODBUS commands** ===
127 127  
121 +
128 128  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.
129 129  
130 130  [[image:image-20220601143257-10.png]]
... ... @@ -158,29 +158,29 @@
158 158  (((
159 159  
160 160  
155 +
161 161  
162 162  )))
163 163  
164 -=== 1.3.3 How to configure RS485-LN and parse output commands ===
159 +=== **1.3.3 How to configure RS485-LN and parse output commands** ===
165 165  
166 166  
167 167  RS485-LN provides two configuration methods: AT COMMAND and DOWNLINK.
168 168  
169 169  
170 -==== 1.3.3.1 via AT COMMAND ====
171 171  
166 +==== **1.3.3.1 via AT COMMAND** ====
172 172  
168 +
173 173  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.
174 174  
175 175  (((
176 176  If the configured parameters and commands are incorrect, the return value is not obtained.
177 -
178 -
179 179  )))
180 180  
181 181  [[image:image-20220601143201-9.png]]
182 182  
183 -**AT COMMAND**
177 +AT COMMAND
184 184  
185 185  
186 186  (% class="box infomessage" %)
... ... @@ -196,15 +196,16 @@
196 196  
197 197  [[image:image-20220601143115-8.png]]
198 198  
199 -**AT COMMAND**
193 +AT COMMAND
200 200  
201 201  
202 202  
203 203  PAYLOAD is available after the valid value is intercepted.
204 204  
199 +
205 205  [[image:image-20220601143046-7.png]]
206 206  
207 -**AT COMMAND**
202 +AT COMMAND
208 208  
209 209  
210 210  
... ... @@ -213,7 +213,7 @@
213 213  [[image:image-20220601143519-1.png]]
214 214  
215 215  (((
216 -**AT COMMAND**
211 +AT COMMAND
217 217  )))
218 218  
219 219  (((
... ... @@ -223,7 +223,6 @@
223 223  (((
224 224  (% style="color:blue" %)**Example**:
225 225  
226 -
227 227  (% style="color:red" %)**CMD1:**(%%) Read current data with MODBUS command. address: 0x03 AT+COMMAND1= 01 03 00 03 00 01,1
228 228  )))
229 229  
... ... @@ -265,8 +265,6 @@
265 265  
266 266  (((
267 267  Payload: 01 00 02 39 85 08 DC 00 00 00 44
268 -
269 -
270 270  )))
271 271  
272 272  [[image:image-20220601142936-6.png]]
... ... @@ -274,10 +274,9 @@
274 274  AT COMMAND
275 275  
276 276  
269 +(% 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.**
277 277  
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.**
279 279  
280 -
281 281  [[image:image-20220601143642-2.png]]
282 282  
283 283  AT COMMAND
... ... @@ -284,13 +284,13 @@
284 284  
285 285  
286 286  
287 -==== 1.3.3.2 via LoRaWAN DOWNLINK ====
278 +==== **1.3.3.2 via LoRaWAN DOWNLINK** ====
288 288  
289 289  
290 290  [[image:image-20220527093358-15.png]]
291 291  
292 292  (((
293 -**DOWNLINK**
284 +DOWNLINK
294 294  )))
295 295  
296 296  (((
... ... @@ -298,7 +298,7 @@
298 298  )))
299 299  
300 300  (((
301 -(% style="color:blue" %)**Type Code 0xAF**
292 +(% style="color:#4f81bd" %)**Type Code 0xAF**
302 302  )))
303 303  
304 304  (((
... ... @@ -310,8 +310,6 @@
310 310  
311 311  (((
312 312  (% style="color:red" %)**Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.**
313 -
314 -
315 315  )))
316 316  
317 317  (((
... ... @@ -358,36 +358,36 @@
358 358  
359 359  [[image:image-20220601144149-6.png]]
360 360  
361 -**DOWNLINK**
350 +DOWNLINK
362 362  
363 363  
364 364  
365 365  [[image:image-20220601143803-3.png]]
366 366  
367 -**DOWNLINK**
356 +DOWNLINK
368 368  
369 369  
370 370  
371 371  [[image:image-20220601144053-5.png]]
372 372  
373 -**DOWNLINK**
362 +DOWNLINK
374 374  
375 375  
376 376  
377 377  [[image:image-20220601143921-4.png]]
378 378  
379 -**DOWNLINK**
368 +DOWNLINK
380 380  
381 381  
382 382  
383 383  [[image:image-20220601142805-5.png]]
384 384  
385 -**DOWNLINK**
374 +DOWNLINK
375 +
386 386  
387 387  
388 -=== 1.3.4 How to configure and output commands for RS485 to USB ===
378 +=== **1.3.4 How to configure and output commands for RS485 to USB** ===
389 389  
390 -
391 391  (((
392 392  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.
393 393  )))
... ... @@ -412,13 +412,13 @@
412 412  
413 413  [[image:image-20220527093708-21.png]]
414 414  
415 -**USB**
404 +USB
416 416  
417 417  
418 418  
419 419  [[image:image-20220527093747-22.png]]
420 420  
421 -**USB**
410 +USB
422 422  
423 423  
424 424  
... ... @@ -440,11 +440,11 @@
440 440  
441 441  [[image:image-20220527093821-23.png]]
442 442  
443 -**USB**
432 +USB
444 444  
445 445  
446 446  
447 -=== 1.3.5 How to configure multiple devices and modify device addresses ===
436 +=== **1.3.5 How to configure multiple devices and modify device addresses** ===
448 448  
449 449  
450 450  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.
... ... @@ -460,7 +460,6 @@
460 460  
461 461  (% style="color:blue" %)**Example**(%%): These two meters are examples of setting parameters and device addresses.
462 462  
463 -
464 464  [[image:image-20220527093950-25.png]]
465 465  
466 466  
... ... @@ -493,9 +493,9 @@
493 493  **AT+CFGDEV:01 10 00 61 00 01 02 00 02,1**
494 494  )))
495 495  
496 -* 01: device adaress
484 +* 01:device adaress
497 497  
498 -* 10: function code
486 +* 10:function code
499 499  
500 500  * 00 61：Register address
501 501  
... ... @@ -524,10 +524,7 @@
524 524  * 08 DF is the valid value of the meter with device address 02.
525 525  * 43 62 is the valid value of the meter with device address 01.
526 526  
527 -(% style="display:none" %) (%%)
528 528  
529 -(% style="display:none" %) (%%)
530 -
531 531  == 1.4 Example 4: Circuit Breaker Remote Open Close ==
532 532  
533 533  
... ... @@ -543,7 +543,6 @@
543 543  * 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"]]
544 544  
545 545  
546 -
547 547  == 1.5 Example 5: SEM Three Energy Meter with RS485-BL or RS485-LN ==
548 548  
549 549  
... ... @@ -553,7 +553,6 @@
553 553  * 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"]]
554 554  
555 555  
556 -
557 557  == 1.6 Example 6: CEM C31 485-T1-MID Energy Meter with RS485-LN ==
558 558  
559 559  
... ... @@ -562,7 +562,6 @@
562 562  * 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);"]]
563 563  
564 564  
565 -
566 566  == 1.7 Example 7: Schneider Electric PLC M221 with RS485-BL ==
567 567  
568 568  

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