Last modified by Karry Zhuang on 2024/07/11 11:58
<
From version < 20.1 >
edited by Xiaoling
on 2022/05/27 09:32
To version < 42.2 >
edited by Xiaoling
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... ... @@ -3,12 +3,18 @@
3 3  
4 4  {{toc/}}
5 5  
6 -= 1. Introduction =
7 7  
7 +
8 +
9 +
10 +
11 += **1. Introduction** =
12 +
8 8  This article provide the examples for RS485-LN to connect to different type of RS485 sensors.
9 9  
10 -== 1.1 Example 1: Connect to Leak relay and VFD ==
11 11  
16 +== **1.1 Example 1: Connect to Leak relay and VFD** ==
17 +
12 12  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:
13 13  
14 14  [[image:image-20220527091852-1.png]]
... ... @@ -29,8 +29,9 @@
29 29  * [[Video Demo>>url:https://www.youtube.com/watch?v=TAFZ5eaf-MY&t=6s&ab_channel=XavierFlorensaBerenguer]]
30 30  
31 31  
32 -== 1.2 Example 2: Connect to Pulse Counter ==
33 33  
39 +== **1.2 Example 2: Connect to Pulse Counter** ==
40 +
34 34  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:
35 35  
36 36  [[image:image-20220527092058-3.png]]
... ... @@ -38,19 +38,20 @@
38 38  Connection
39 39  
40 40  
48 +
41 41  [[image:image-20220527092146-4.png]]
42 42  
43 43  Connection
44 44  
53 +
45 45  * [[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
46 46  * [[Dragino Solution in Farm>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/&file=Dragino%20on%20Farms.pptx]]
47 47  
48 -(% class="wikigeneratedid" %)
49 49  == ==
50 50  
51 -== 1.3 Example3: Use RS485-LN with energy meters ==
59 +== **1.3 Example3: Use RS485-LN with energy meters** ==
52 52  
53 -=== 1.3.1 OverView ===
61 +=== **1.3.1 OverView** ===
54 54  
55 55  (((
56 56  **Note**：The specifications of each energy meter are different, please refer to your own energy meter specifications.
... ... @@ -65,6 +65,7 @@
65 65  Connection1
66 66  
67 67  
76 +
68 68  (((
69 69  How to connect with Energy Meter：
70 70  )))
... ... @@ -95,18 +95,21 @@
95 95  
96 96  
97 97  
107 +[[image:image-20220527092555-7.png]]
108 +
98 98  Connection3
99 99  
100 100  
101 -=== 1.3.2 How to use the parameters of the energy meter and MODBUS commands ===
112 +=== **1.3.2 How to use the parameters of the energy meter and MODBUS commands** ===
102 102  
103 103  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.
104 104  
105 -[[image:https://wiki.dragino.com/images/thumb/3/35/Meter4.png/600px-Meter4.png||alt="Meter4.png" height="193" width="600"]]
116 +[[image:image-20220527092629-8.png]]
106 106  
118 +
107 107  (% class="box infomessage" %)
108 108  (((
109 -Example:AT+COMMAND1=01 03 00 00 00 01 84 0A
121 +**Example:** AT+COMMAND1=01 03 00 00 00 01 84 0A
110 110  )))
111 111  
112 112  * The first byte : slave address code (=001～247)
... ... @@ -121,7 +121,7 @@
121 121  
122 122  (% class="box infomessage" %)
123 123  (((
124 -Example:RETURN1：01 03 02 08 FD 7E 05
136 +**Example:** RETURN1：01 03 02 08 FD 7E 05
125 125  )))
126 126  
127 127  * The first byte ARD: slave address code (=001～254)
... ... @@ -131,12 +131,18 @@
131 131  * The 6th and 7th bytes: CRC16 checksum
132 132  * 08 FD is register data. Use short integer 16 bits to convert to decimal, get 2301, then 230.1V is the voltage.
133 133  
134 -=== 1.3.3 How to configure RS485-LN and parse output commands ===
146 +(% class="wikigeneratedid" %)
147 +(((
148 +
149 +)))
135 135  
151 +=== **1.3.3 How to configure RS485-LN and parse output commands** ===
152 +
136 136  RS485-LN provides two configuration methods: AT COMMAND and DOWNLINK.
137 137  
138 -==== 1.3.3.1 via AT COMMAND: ====
139 139  
156 +==== **1.3.3.1 via AT COMMAND:** ====
157 +
140 140  First, we can use **AT+CFGDEV** to get the return value, and we can also judge whether the input parameters are correct.
141 141  
142 142  (((
... ... @@ -143,37 +143,41 @@
143 143  If the configured parameters and commands are incorrect, the return value is not obtained.
144 144  )))
145 145  
146 -[[image:https://wiki.dragino.com/images/b/bc/AT_COMMAND1.png||height="358" width="456"]]
164 +[[image:image-20220527092748-9.png]]
147 147  
148 148  AT COMMAND
149 149  
168 +
150 150  (% class="box infomessage" %)
151 151  (((
152 152   AT+DATACUTx : This command defines how to handle the return from AT+COMMANDx, max reture length is 40 bytes. AT+DATACUTx=a,b,c
153 153  )))
154 154  
155 -a: length for the return of AT+COMMAND
174 +a:  length for the return of AT+COMMAND
156 156  
157 -b:1: grab valid value by byte, max 6 bytes. 2: grab valid value by bytes section, max 3 sections.
176 +b: 1: grab valid value by byte, max 6 bytes;  2: grab valid value by bytes section, max 3 sections.
158 158  
159 -c: define the position for valid value.
178 +c:  define the position for valid value.
160 160  
161 -[[image:https://wiki.dragino.com/images/7/7d/AT_COMMAND2.png||height="278" width="477"]]
180 +[[image:image-20220527092936-10.png]]
162 162  
163 163  AT COMMAND
164 164  
184 +
185 +
165 165  PAYLOAD is available after the valid value is intercepted.
166 166  
167 167  
168 -[[image:https://wiki.dragino.com/images/3/3a/AT_COMMAND4.png||height="219" width="576"]]
189 +[[image:image-20220527093059-11.png]]
169 169  
170 170  AT COMMAND
171 171  
172 -You can get configured PAYLOAD on TTN.
173 173  
174 174  
175 -[[image:https://wiki.dragino.com/images/thumb/c/c2/AT_COMMAND3.png/600px-AT_COMMAND3.png||height="138" width="600"]]
195 +You can get configured PAYLOAD on TTN.
176 176  
197 +[[image:image-20220527093133-12.png]]
198 +
177 177  (((
178 178  AT COMMAND
179 179  )))
... ... @@ -183,7 +183,9 @@
183 183  )))
184 184  
185 185  (((
186 -**Example**: CMD1:Read current data with MODBUS command. address:0x03 AT+COMMAND1= 01 03 00 03 00 01,1
208 +(% style="color:#4f81bd" %)**Example**:
209 +
210 +CMD1:Read current data with MODBUS command. address:0x03 AT+COMMAND1= 01 03 00 03 00 01,1
187 187  )))
188 188  
189 189  (((
... ... @@ -192,6 +192,8 @@
192 192  
193 193  (((
194 194  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.
219 +
220 +
195 195  )))
196 196  
197 197  (((
... ... @@ -204,6 +204,8 @@
204 204  
205 205  (((
206 206  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.
233 +
234 +
207 207  )))
208 208  
209 209  (((
... ... @@ -222,21 +222,23 @@
222 222  Payload:01 00 02 39 85 08 DC 00 00 00 44
223 223  )))
224 224  
225 -[[image:https://wiki.dragino.com/images/thumb/9/9b/AT_COMMAND10.png/600px-AT_COMMAND10.png||height="278" width="600"]]
253 +[[image:image-20220527093204-13.png]]
226 226  
227 227  AT COMMAND
228 228  
229 -01 is device address,00 02 is the current, 08 DC is the voltage,00 00 00 44 is the total active energy.
230 230  
258 +(% 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.**
231 231  
232 -[[~[~[image:https://wiki.dragino.com/images/thumb/b/b8/AT_COMMAND11.png/600px-AT_COMMAND11.png~|~|height="271" width="600"~]~]>>url:https://wiki.dragino.com/index.php/File:AT_COMMAND11.png]]
233 233  
261 +
262 +[[image:image-20220527093251-14.png]]
263 +
234 234  AT COMMAND
235 235  
236 236  
237 -==== 1.3.3.2 via LoRaWAN DOWNLINK ====
267 +==== **1.3.3.2 via LoRaWAN DOWNLINK** ====
238 238  
239 -[[image:image-20220512104358-3.png]]
269 +[[image:image-20220527093358-15.png]]
240 240  
241 241  (((
242 242  DOWNLINK
... ... @@ -247,7 +247,7 @@
247 247  )))
248 248  
249 249  (((
250 -**Type Code 0xAF**
280 +(% style="color:#4f81bd" %)**Type Code 0xAF**
251 251  )))
252 252  
253 253  (((
... ... @@ -294,39 +294,45 @@
294 294  )))
295 295  
296 296  (((
297 -Example:
327 +
328 +
329 +(% style="color:#4f81bd" %)**Example:**
298 298  )))
299 299  
300 300  (((
301 -AF 03 01 06 0A 05 00 04 00 01 00: Same as AT+COMMAND3=0A 05 00 04 00 01,1
333 +**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1
302 302  )))
303 303  
304 -[[image:https://wiki.dragino.com/images/thumb/4/45/DOWNLINK_METER2.png/600px-DOWNLINK_METER2.png||height="208" width="600"]]
336 +[[image:image-20220527093430-16.png]]
305 305  
306 306  DOWNLINK
307 307  
308 308  
309 -[[~[~[image:https://wiki.dragino.com/images/thumb/2/20/DOWNLINK_METER3.png/600px-DOWNLINK_METER3.png~|~|height="105" width="600"~]~]>>url:https://wiki.dragino.com/index.php/File:DOWNLINK_METER3.png]]
310 310  
342 +[[image:image-20220527093508-17.png]]
343 +
311 311  DOWNLINK
312 312  
313 313  
314 -[[image:https://wiki.dragino.com/images/thumb/2/27/DOWNLINK_METER4.png/600px-DOWNLINK_METER4.png||height="210" width="600"]]
315 315  
348 +[[image:image-20220527093530-18.png]]
349 +
316 316  DOWNLINK
317 317  
318 318  
319 -[[~[~[image:https://wiki.dragino.com/images/thumb/3/39/DOWNLINK_METER5.png/600px-DOWNLINK_METER5.png~|~|height="176" width="600"~]~]>>url:https://wiki.dragino.com/index.php/File:DOWNLINK_METER5.png]]
320 320  
354 +[[image:image-20220527093607-19.png]]
355 +
321 321  DOWNLINK
322 322  
323 323  
324 -[[image:https://wiki.dragino.com/images/thumb/a/a2/DOWNLINK_METER6.png/600px-DOWNLINK_METER6.png||height="365" width="600"]]
325 325  
360 +[[image:image-20220527093628-20.png]]
361 +
326 326  DOWNLINK
327 327  
328 328  
329 -=== 1.3.4 How to configure and output commands for RS485 to USB ===
365 +=== **1.3.4 How to configure and output commands for RS485 to USB** ===
330 330  
331 331  (((
332 332  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.
... ... @@ -348,22 +348,24 @@
348 348  check digit: Even
349 349  )))
350 350  
351 -[[image:https://wiki.dragino.com/images/thumb/8/8f/Usb_meter2.jpg/600px-Usb_meter2.jpg||height="725" width="544"]]
387 +[[image:image-20220527093708-21.png]]
352 352  
353 353  USB
354 354  
355 355  
356 -[[image:https://wiki.dragino.com/images/thumb/6/62/Usb_meter1.jpg/600px-Usb_meter1.jpg||height="728" width="546"]]
357 357  
393 +[[image:image-20220527093747-22.png]]
394 +
358 358  USB
359 359  
360 360  
398 +
361 361  (((
362 362  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.
363 363  )))
364 364  
365 365  (((
366 -**Example:**  input：01 03 00 31 00 02 95 c4
404 +(% style="color:#4f81bd" %)**Example:**  (%%)input：01 03 00 31 00 02 95 c4
367 367  )))
368 368  
369 369  (((
... ... @@ -370,12 +370,13 @@
370 370   output：01 03 04 00 00 00 42 7A 02
371 371  )))
372 372  
373 -[[image:https://wiki.dragino.com/images/thumb/b/b3/Usb_meter3.jpg/600px-Usb_meter3.jpg||height="466" width="600"]]
411 +[[image:image-20220527093821-23.png]]
374 374  
375 375  USB
376 376  
377 -=== 1.3.5 How to configure multiple devices and modify device addresses ===
378 378  
416 +=== **1.3.5 How to configure multiple devices and modify device addresses** ===
417 +
379 379  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.
380 380  
381 381  (((
... ... @@ -384,13 +384,14 @@
384 384  )))
385 385  )))
386 386  
387 -[[image:https://wiki.dragino.com/images/thumb/1/1f/Double_meter3.png/600px-Double_meter3.png||alt="Double meter3.png" height="83" width="600"]]
426 +[[image:image-20220601142044-1.png]]
388 388  
428 +
389 389  **Example**:These two meters are examples of setting parameters and device addresses.
390 390  
391 -[[image:https://wiki.dragino.com/images/thumb/e/ee/Double_meter1.jpg/600px-Double_meter1.jpg||alt="Double meter1.jpg" height="737" width="553"]]
431 +[[image:image-20220527093950-25.png]]
392 392  
393 -[[image:https://wiki.dragino.com/images/thumb/7/72/Double_meter2.jpg/600px-Double_meter2.jpg||alt="Double meter2.jpg" height="733" width="550"]]
433 +[[image:image-20220527094028-26.png]]
394 394  
395 395  (((
396 396  (((
... ... @@ -410,9 +410,12 @@
410 410  )))
411 411  )))
412 412  
413 -[[image:https://wiki.dragino.com/images/6/6b/Double_meter4.png||alt="Double meter4.png" height="141" width="456"]]
453 +[[image:image-20220527094100-27.png]]
414 414  
415 -AT+CFGDEV:01 10 00 61 00 01 02 00 02,1
455 +(% class="box infomessage" %)
456 +(((
457 +**AT+CFGDEV:01 10 00 61 00 01 02 00 02,1**
458 +)))
416 416  
417 417  * 01:device adaress
418 418  
... ... @@ -434,25 +434,28 @@
434 434  
435 435  Its default device address is 01, and the following are the parameters for configuring two energy meters.
436 436  
437 -[[image:https://wiki.dragino.com/images/1/13/Meter11.png||alt="Meter11.png" height="576" width="379"]]
480 +[[image:image-20220527094150-28.png]]
438 438  
439 -[[image:https://wiki.dragino.com/images/thumb/7/7e/Meter12.png/600px-Meter12.png||alt="Meter12.png" height="262" width="600"]]
440 440  
441 -PAYLOAD:01 08 DF 43 62
483 +[[image:image-20220527094224-29.png]]
442 442  
485 +**PAYLOAD:01 08 DF 43 62**
486 +
443 443  * 08 DF is the valid value of the meter with device address 02.
444 444  * 43 62 is the valid value of the meter with device address 01.
445 445  
490 +
446 446  == 1.4 Example 4: Circuit Breaker Remote Open Close ==
447 447  
448 448  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:
449 449  
450 -[[image:https://wiki.dragino.com/images/thumb/f/fa/RS485_04_2.png/600px-RS485_04_2.png||height="336" width="600"]]
495 +[[image:image-20220527094330-30.png]]
451 451  
452 452  Connection
453 453  
454 454  * [[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
455 455  
501 +
456 456  == 1.5 Example 5: SEM Three Energy Meter with RS485-BL or RS485-LN ==
457 457  
458 458  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:
... ... @@ -469,7 +469,7 @@
469 469  
470 470  == 1.7 Example 7:Schneider Electric PLC M221 with RS485-BL ==
471 471  
472 -[[image:https://wiki.dragino.com/images/thumb/9/97/PLC_M221.png/600px-PLC_M221.png||height="353" width="600"]]
518 +[[image:image-20220527094556-31.png]]
473 473  
474 474  Network Structure
475 475  
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