Last modified by Karry Zhuang on 2024/07/11 11:58
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From version < 57.7 >
edited by Xiaoling
on 2022/07/14 09:20
To version < 60.6 >
edited by Xiaoling
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1 -(% class="wikigeneratedid" %)
2 - ** Table of** **Contents:**
1 +**Table of Contents:**
3 3  
4 4  {{toc/}}
5 5  
... ... @@ -14,11 +14,13 @@
14 14  This article provide the examples for RS485-LN to connect to different type of RS485 sensors.
15 15  
16 16  
16 +
17 17  == **1.1 Example 1: Connect to Leak relay and VFD** ==
18 18  
19 19  
20 20  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:
21 21  
22 +
22 22  [[image:image-20220527091852-1.png]]
23 23  
24 24  Connection
... ... @@ -30,15 +30,14 @@
30 30  Connection
31 31  
32 32  
33 -Related documents:
34 +(% style="color:blue" %)**Related documents:**
34 34  
35 -* [[Solar Pump with Dragino>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Relay_VFD/]] : System Structure
36 -* [[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 +* 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);"]]
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);"]]
37 37  * [[Video Demo>>url:https://www.youtube.com/watch?v=TAFZ5eaf-MY&t=6s&ab_channel=XavierFlorensaBerenguer]]
38 38  
39 39  
40 40  
41 -
42 42  == **1.2 Example 2: Connect to Pulse Counter** ==
43 43  
44 44  
... ... @@ -56,22 +56,27 @@
56 56  Connection
57 57  
58 58  
59 -* 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/]]
59 +(% style="color:blue" %)**Related documents:**
60 +
61 +* 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"]]
60 60  * [[Dragino Solution in Farm>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/&file=Dragino%20on%20Farms.pptx]]
61 61  
62 62  
63 63  
64 -
65 65  == **1.3 Example3: Use RS485-LN with energy meters** ==
66 66  
68 +
67 67  === **1.3.1 OverView** ===
68 68  
71 +
69 69  (((
70 -**Note**：The specifications of each energy meter are different, please refer to your own energy meter specifications.
73 +(% style="color:red" %)**Note**：**The specifications of each energy meter are different, please refer to your own energy meter specifications.**
71 71  )))
72 72  
73 73  (((
74 74  This example describes a single-phase meter.This is the connection between the RS485-LN and the energy meter.
78 +
79 +
75 75  )))
76 76  
77 77  [[image:image-20220527092419-5.png]]
... ... @@ -81,7 +81,9 @@
81 81  
82 82  
83 83  (((
84 -How to connect with Energy Meter：
89 +(% style="color:blue" %)**How to connect with Energy Meter：**
90 +
91 +
85 85  )))
86 86  
87 87  (((
... ... @@ -102,6 +102,8 @@
102 102  
103 103  (((
104 104  Once there is power, the RS485-LN will be on.
112 +
113 +
105 105  )))
106 106  
107 107  [[image:image-20220527092514-6.png]]
... ... @@ -115,17 +115,16 @@
115 115  Connection3
116 116  
117 117  
127 +
118 118  === **1.3.2 How to use the parameters of the energy meter and MODBUS commands** ===
119 119  
130 +
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  
122 122  [[image:image-20220601143257-10.png]]
123 123  
124 124  
125 -(% class="box infomessage" %)
126 -(((
127 -**Example:** AT+COMMAND1=01 03 00 00 00 01 84 0A
128 -)))
136 +(% style="color:blue" %)**Example:**(%%)  AT+COMMAND1=01 03 00 00 00 01 84 0A
129 129  
130 130  * The first byte : slave address code (=001～247)
131 131  * The second byte : read register value function code
... ... @@ -134,12 +134,12 @@
134 134  * 7th and 8th bytes: CRC16 checksum from bytes 1 to 6.
135 135  
136 136  (((
145 +
146 +
147 +
137 137  How to parse the reading of the return command of the parameter：
138 -)))
139 139  
140 -(% class="box infomessage" %)
141 -(((
142 -**Example:** RETURN1：01 03 02 08 FD 7E 05
150 +(% style="color:blue" %)**Example:**(%%) RETURN1：01 03 02 08 FD 7E 05
143 143  )))
144 144  
145 145  * The first byte ARD: slave address code (=001～254)
... ... @@ -152,19 +152,27 @@
152 152  (% class="wikigeneratedid" %)
153 153  (((
154 154  
163 +
164 +
165 +
155 155  )))
156 156  
157 157  === **1.3.3 How to configure RS485-LN and parse output commands** ===
158 158  
170 +
159 159  RS485-LN provides two configuration methods: AT COMMAND and DOWNLINK.
160 160  
161 161  
162 -==== **1.3.3.1 via AT COMMAND:** ====
163 163  
164 -First, we can use **AT+CFGDEV** to get the return value, and we can also judge whether the input parameters are correct.
175 +==== **1.3.3.1 via AT COMMAND** ====
165 165  
177 +
178 +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.
179 +
166 166  (((
167 167  If the configured parameters and commands are incorrect, the return value is not obtained.
182 +
183 +
168 168  )))
169 169  
170 170  [[image:image-20220601143201-9.png]]
... ... @@ -174,7 +174,7 @@
174 174  
175 175  (% class="box infomessage" %)
176 176  (((
177 - AT+DATACUTx : This command defines how to handle the return from AT+COMMANDx, max reture length is 40 bytes. AT+DATACUTx=a,b,c
193 + (% _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
178 178  )))
179 179  
180 180  a:  length for the return of AT+COMMAND
... ... @@ -208,52 +208,57 @@
208 208  
209 209  (((
210 210  
227 +
228 +
211 211  )))
212 212  
213 213  (((
214 -(% style="color:#4f81bd" %)**Example**:
232 +(% style="color:blue" %)**Example**:
215 215  
216 -CMD1:Read current data with MODBUS command. address:0x03 AT+COMMAND1= 01 03 00 03 00 01,1
234 +
235 +(% style="color:red" %)**CMD1:**(%%) Read current data with MODBUS command. address: 0x03 AT+COMMAND1= 01 03 00 03 00 01,1
217 217  )))
218 218  
219 219  (((
220 -RETURN1:01 03 02 00 02 39 85 00 00(return data)
239 +RETURN1: 01 03 02 00 02 39 85 00 00(return data)
221 221  )))
222 222  
223 223  (((
224 -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.
243 +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.
225 225  
226 226  
227 227  )))
228 228  
229 229  (((
230 -CMD2:Read voltage data with MODBUS command. address:0x00 AT+COMMAND2= 01 03 00 00 00 01,1
249 +(% style="color:red" %)**CMD2: **(%%)Read voltage data with MODBUS command. address: 0x00 AT+COMMAND2= 01 03 00 00 00 01,1
231 231  )))
232 232  
233 233  (((
234 -RETURN2:01 03 02 08 DC BE 1D(return data)
253 +RETURN2: 01 03 02 08 DC BE 1D(return data)
235 235  )))
236 236  
237 237  (((
238 -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.
257 +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.
239 239  
240 240  
241 241  )))
242 242  
243 243  (((
244 -CMD3:Read total active energy data with MODBUS command. address:0x0031 AT+COMMAND3= 01 03 00 31 00 02,1
263 +(% style="color:red" %)**CMD3:**(%%) Read total active energy data with MODBUS command. address: 0x0031 AT+COMMAND3= 01 03 00 31 00 02,1
245 245  )))
246 246  
247 247  (((
248 -RETURN3:01 03 04 00 00 00 44 FA 00(return data)
267 +RETURN3: 01 03 04 00 00 00 44 FA 00(return data)
249 249  )))
250 250  
251 251  (((
252 -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.
271 +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.
253 253  )))
254 254  
255 255  (((
256 -Payload:01 00 02 39 85 08 DC 00 00 00 44
275 +Payload: 01 00 02 39 85 08 DC 00 00 00 44
276 +
277 +
257 257  )))
258 258  
259 259  [[image:image-20220601142936-6.png]]
... ... @@ -261,8 +261,8 @@
261 261  AT COMMAND
262 262  
263 263  
264 -(% 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.**
265 265  
286 +(% 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.**
266 266  
267 267  
268 268  [[image:image-20220601143642-2.png]]
... ... @@ -270,8 +270,10 @@
270 270  AT COMMAND
271 271  
272 272  
294 +
273 273  ==== **1.3.3.2 via LoRaWAN DOWNLINK** ====
274 274  
297 +
275 275  [[image:image-20220527093358-15.png]]
276 276  
277 277  (((
... ... @@ -294,7 +294,9 @@
294 294  )))
295 295  
296 296  (((
297 -Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
320 +(% style="color:red" %)**Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.**
321 +
322 +
298 298  )))
299 299  
300 300  (((
... ... @@ -332,7 +332,7 @@
332 332  (((
333 333  
334 334  
335 -(% style="color:#4f81bd" %)**Example:**
360 +(% style="color:blue" %)**Example:**
336 336  )))
337 337  
338 338  (((
... ... @@ -368,8 +368,10 @@
368 368  DOWNLINK
369 369  
370 370  
396 +
371 371  === **1.3.4 How to configure and output commands for RS485 to USB** ===
372 372  
399 +
373 373  (((
374 374  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.
375 375  )))
... ... @@ -388,6 +388,8 @@
388 388  
389 389  (((
390 390  check digit: Even
418 +
419 +
391 391  )))
392 392  
393 393  [[image:image-20220527093708-21.png]]
... ... @@ -404,14 +404,18 @@
404 404  
405 405  (((
406 406  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.
436 +
437 +
407 407  )))
408 408  
409 409  (((
410 -(% style="color:#4f81bd" %)**Example:**  (%%)input：01 03 00 31 00 02 95 c4
441 +(% style="color:blue" %)**Example:**  (%%)input：01 03 00 31 00 02 95 c4
411 411  )))
412 412  
413 413  (((
414 414   output：01 03 04 00 00 00 42 7A 02
446 +
447 +
415 415  )))
416 416  
417 417  [[image:image-20220527093821-23.png]]
... ... @@ -419,8 +419,10 @@
419 419  USB
420 420  
421 421  
455 +
422 422  === **1.3.5 How to configure multiple devices and modify device addresses** ===
423 423  
458 +
424 424  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.
425 425  
426 426  (((
... ... @@ -432,7 +432,7 @@
432 432  [[image:image-20220601142044-1.png]]
433 433  
434 434  
435 -**Example**:These two meters are examples of setting parameters and device addresses.
470 +(% style="color:blue" %)**Example**(%%): These two meters are examples of setting parameters and device addresses.
436 436  
437 437  [[image:image-20220527093950-25.png]]
438 438  
... ... @@ -439,6 +439,7 @@
439 439  
440 440  [[image:image-20220527094028-26.png]]
441 441  
477 +
442 442  (((
443 443  (((
444 444  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.
... ... @@ -447,7 +447,7 @@
447 447  
448 448  (((
449 449  (((
450 -We can use AT+CFGDEV to set the device address.
486 +We can use (% style="color:blue" %)**AT+CFGDEV**(%%) to set the device address.
451 451  )))
452 452  )))
453 453  
... ... @@ -459,6 +459,7 @@
459 459  
460 460  [[image:image-20220601142354-2.png]]
461 461  
498 +
462 462  (% class="box infomessage" %)
463 463  (((
464 464  **AT+CFGDEV:01 10 00 61 00 01 02 00 02,1**
... ... @@ -489,40 +489,47 @@
489 489  
490 490  [[image:image-20220601142607-4.png]]
491 491  
492 -**PAYLOAD:01 08 DF 43 62**
493 493  
530 +(% style="color:blue" %)**PAYLOAD: 01 08 DF 43 62**
531 +
494 494  * 08 DF is the valid value of the meter with device address 02.
495 495  * 43 62 is the valid value of the meter with device address 01.
496 496  
497 -
498 498  == 1.4 Example 4: Circuit Breaker Remote Open Close ==
499 499  
500 -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:
501 501  
538 +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.
539 +
540 +The structure is like below:
541 +
502 502  [[image:image-20220527094330-30.png]]
503 503  
504 504  Connection
505 505  
506 -* [[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
507 507  
547 +* 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"]]
548 +
508 508  == 1.5 Example 5: SEM Three Energy Meter with RS485-BL or RS485-LN ==
509 509  
551 +
510 510  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:
511 511  
512 -* [[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
554 +* 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);"]]
555 +* 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"]]
513 513  
514 -* [[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
557 +== 1.6 Example 6: CEM C31 485-T1-MID Energy Meter with RS485-LN ==
515 515  
516 -== 1.6 Example 6:CEM C31 485-T1-MID Energy Meter with RS485-LN ==
517 517  
518 518  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:
519 519  
520 -* [[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);"]]
521 521  
522 -== 1.7 Example 7:Schneider Electric PLC M221 with RS485-BL ==
564 +== 1.7 Example 7: Schneider Electric PLC M221 with RS485-BL ==
523 523  
566 +
524 524  [[image:image-20220527094556-31.png]]
525 525  
526 526  Network Structure
527 527  
571 +
528 528  * [[Reference Instruction>>url:https://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Schneider%20Electric%20PLC/]]

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