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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:**
34 34  
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 -
37 -* 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 -
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);"]]
39 39  * [[Video Demo>>url:https://www.youtube.com/watch?v=TAFZ5eaf-MY&t=6s&ab_channel=XavierFlorensaBerenguer]]
40 40  
41 41  
39 +== **1.2 Example 2: Connect to Pulse Counter** ==
42 42  
43 -== 1.2 Example 2: Connect to Pulse Counter ==
44 44  
45 -
46 46  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:
47 47  
48 48  
49 -[[image:image-20220527092058-3.png||height="552" width="905"]]
45 +[[image:image-20220527092058-3.png]]
50 50  
51 -**Connection**
47 +Connection
52 52  
53 53  
54 54  
55 -[[image:image-20220527092146-4.png||height="507" width="906"]]
51 +[[image:image-20220527092146-4.png]]
56 56  
57 -**Connection**
53 +Connection
58 58  
59 59  
60 60  (% style="color:blue" %)**Related documents:**
61 61  
62 -* 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"]]
63 -
58 +* 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/]]
64 64  * [[Dragino Solution in Farm>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/&file=Dragino%20on%20Farms.pptx]]
65 65  
66 66  
62 +== **1.3 Example3: Use RS485-LN with energy meters** ==
67 67  
68 -== 1.3 Example 3: Use RS485-LN with energy meters ==
69 69  
70 -=== 1.3.1 OverView ===
65 +=== **1.3.1 OverView** ===
71 71  
72 72  
73 73  (((
74 -(% 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.
75 75  )))
76 76  
77 77  (((
78 78  This example describes a single-phase meter.This is the connection between the RS485-LN and the energy meter.
79 -
80 -
81 81  )))
82 82  
83 83  [[image:image-20220527092419-5.png]]
84 84  
85 -**Connection1**
78 +Connection1
86 86  
87 87  
88 88  
... ... @@ -101,33 +101,31 @@
101 101  )))
102 102  
103 103  (((
104 -Power Source **VIN** to RS485-LN **VIN+**
97 +Power Source VIN to RS485-LN VIN+
105 105  )))
106 106  
107 107  (((
108 -Power Source **GND** to RS485-LN **VIN-**
101 +Power Source GND to RS485-LN VIN-
109 109  )))
110 110  
111 111  (((
112 112  Once there is power, the RS485-LN will be on.
113 -
114 -
115 115  )))
116 116  
117 117  [[image:image-20220527092514-6.png]]
118 118  
119 -**Connection2**
110 +Connection2
120 120  
121 121  
122 -
123 123  [[image:image-20220527092555-7.png]]
124 124  
125 -**Connection3**
115 +Connection3
126 126  
127 127  
128 -=== 1.3.2 How to use the parameters of the energy meter and MODBUS commands ===
129 129  
119 +=== **1.3.2 How to use the parameters of the energy meter and MODBUS commands** ===
130 130  
121 +
131 131  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.
132 132  
133 133  [[image:image-20220601143257-10.png]]
... ... @@ -136,13 +136,9 @@
136 136  (% style="color:blue" %)**Example:**(%%)  AT+COMMAND1=01 03 00 00 00 01 84 0A
137 137  
138 138  * The first byte : slave address code (=001～247)
139 -
140 140  * The second byte : read register value function code
141 -
142 142  * 3rd and 4th bytes: start address of register to be read
143 -
144 144  * 5th and 6th bytes: Number of registers to read
145 -
146 146  * 7th and 8th bytes: CRC16 checksum from bytes 1 to 6.
147 147  
148 148  (((
... ... @@ -155,25 +155,27 @@
155 155  )))
156 156  
157 157  * The first byte ARD: slave address code (=001～254)
158 -
159 159  * The second byte: Return to read function code
160 -
161 161  * 3rd byte: total number of bytes
162 -
163 163  * 4th～5th bytes: register data
164 -
165 165  * The 6th and 7th bytes: CRC16 checksum
166 -
167 167  * 08 FD is register data. Use short integer 16 bits to convert to decimal, get 2301, then 230.1V is the voltage.
168 168  
151 +(% class="wikigeneratedid" %)
152 +(((
153 +
169 169  
170 170  
171 -=== 1.3.3 How to configure RS485-LN and parse output commands ===
156 +
157 +)))
172 172  
159 +=== **1.3.3 How to configure RS485-LN and parse output commands** ===
173 173  
161 +
174 174  RS485-LN provides two configuration methods: AT COMMAND and DOWNLINK.
175 175  
176 176  
165 +
177 177  ==== **1.3.3.1 via AT COMMAND** ====
178 178  
179 179  
... ... @@ -181,18 +181,16 @@
181 181  
182 182  (((
183 183  If the configured parameters and commands are incorrect, the return value is not obtained.
184 -
185 -
186 186  )))
187 187  
188 188  [[image:image-20220601143201-9.png]]
189 189  
190 -**AT COMMAND**
177 +AT COMMAND
191 191  
192 192  
193 193  (% class="box infomessage" %)
194 194  (((
195 - (% _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
182 + **AT+DATACUTx **:  This command defines how to handle the return from AT+COMMANDx, max reture length is 40 bytes. AT+DATACUTx=a,b,c
196 196  )))
197 197  
198 198  a:  length for the return of AT+COMMAND
... ... @@ -203,15 +203,16 @@
203 203  
204 204  [[image:image-20220601143115-8.png]]
205 205  
206 -**AT COMMAND**
193 +AT COMMAND
207 207  
208 208  
209 209  
210 210  PAYLOAD is available after the valid value is intercepted.
211 211  
199 +
212 212  [[image:image-20220601143046-7.png]]
213 213  
214 -**AT COMMAND**
202 +AT COMMAND
215 215  
216 216  
217 217  
... ... @@ -220,7 +220,7 @@
220 220  [[image:image-20220601143519-1.png]]
221 221  
222 222  (((
223 -**AT COMMAND**
211 +AT COMMAND
224 224  )))
225 225  
226 226  (((
... ... @@ -278,10 +278,9 @@
278 278  AT COMMAND
279 279  
280 280  
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.**
281 281  
282 -(% 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.**
283 283  
284 -
285 285  [[image:image-20220601143642-2.png]]
286 286  
287 287  AT COMMAND
... ... @@ -294,13 +294,15 @@
294 294  [[image:image-20220527093358-15.png]]
295 295  
296 296  (((
297 -**DOWNLINK**
284 +DOWNLINK
298 298  )))
299 299  
287 +(((
288 +
289 +)))
300 300  
301 -
302 302  (((
303 -(% style="color:blue" %)**Type Code 0xAF**
292 +(% style="color:#4f81bd" %)**Type Code 0xAF**
304 304  )))
305 305  
306 306  (((
... ... @@ -346,8 +346,9 @@
346 346  will execute an uplink after got this command.
347 347  )))
348 348  
349 -
350 350  (((
339 +
340 +
351 351  (% style="color:blue" %)**Example:**
352 352  )))
353 353  
... ... @@ -357,36 +357,36 @@
357 357  
358 358  [[image:image-20220601144149-6.png]]
359 359  
360 -**DOWNLINK**
350 +DOWNLINK
361 361  
362 362  
363 363  
364 364  [[image:image-20220601143803-3.png]]
365 365  
366 -**DOWNLINK**
356 +DOWNLINK
367 367  
368 368  
369 369  
370 370  [[image:image-20220601144053-5.png]]
371 371  
372 -**DOWNLINK**
362 +DOWNLINK
373 373  
374 374  
375 375  
376 376  [[image:image-20220601143921-4.png]]
377 377  
378 -**DOWNLINK**
368 +DOWNLINK
379 379  
380 380  
381 381  
382 382  [[image:image-20220601142805-5.png]]
383 383  
384 -**DOWNLINK**
374 +DOWNLINK
375 +
385 385  
386 386  
387 -=== 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** ===
388 388  
389 -
390 390  (((
391 391  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.
392 392  )))
... ... @@ -411,18 +411,20 @@
411 411  
412 412  [[image:image-20220527093708-21.png]]
413 413  
414 -**USB**
404 +USB
415 415  
416 416  
417 417  
418 418  [[image:image-20220527093747-22.png]]
419 419  
420 -**USB**
410 +USB
421 421  
422 422  
423 423  
424 424  (((
425 425  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.
416 +
417 +
426 426  )))
427 427  
428 428  (((
... ... @@ -437,11 +437,11 @@
437 437  
438 438  [[image:image-20220527093821-23.png]]
439 439  
440 -**USB**
432 +USB
441 441  
442 442  
443 443  
444 -=== 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** ===
445 445  
446 446  
447 447  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.
... ... @@ -457,7 +457,6 @@
457 457  
458 458  (% style="color:blue" %)**Example**(%%): These two meters are examples of setting parameters and device addresses.
459 459  
460 -
461 461  [[image:image-20220527093950-25.png]]
462 462  
463 463  
... ... @@ -490,9 +490,9 @@
490 490  **AT+CFGDEV:01 10 00 61 00 01 02 00 02,1**
491 491  )))
492 492  
493 -* 01: device adaress
484 +* 01:device adaress
494 494  
495 -* 10: function code
486 +* 10:function code
496 496  
497 497  * 00 61：Register address
498 498  
... ... @@ -521,7 +521,6 @@
521 521  * 08 DF is the valid value of the meter with device address 02.
522 522  * 43 62 is the valid value of the meter with device address 01.
523 523  
524 -(% style="display:none" %) (%%)
525 525  
526 526  
527 527  == 1.4 Example 4: Circuit Breaker Remote Open Close ==
... ... @@ -533,10 +533,10 @@
533 533  
534 534  [[image:image-20220527094330-30.png]]
535 535  
536 -**Connection**
526 +Connection
537 537  
538 538  
539 -* 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"]]
529 +* 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/]]
540 540  
541 541  
542 542  
... ... @@ -545,18 +545,17 @@
545 545  
546 546  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:
547 547  
548 -* 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);"]]
538 +* 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);"]]
539 +* 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]]
549 549  
550 -* 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"]]
551 551  
552 552  
553 -
554 554  == 1.6 Example 6: CEM C31 485-T1-MID Energy Meter with RS485-LN ==
555 555  
556 556  
557 557  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:
558 558  
559 -* 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);"]]
548 +* 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);"]]
560 560  
561 561  
562 562  

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