Last modified by Karry Zhuang on 2024/07/11 11:58
<
From version < 8.1 >
edited by Xiaoling
on 2022/05/27 09:19
To version < 57.17 >
edited by Xiaoling
on 2022/07/14 09:58
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Summary

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Content
... ... @@ -1,53 +1,73 @@
1 -(% class="wikigeneratedid" %)
2 - **Contents:**
1 +**Table of Contents:**
3 3  
4 4  {{toc/}}
5 5  
6 -= 1. Introduction =
7 7  
6 +
7 +
8 +
9 +
10 += **1. Introduction** =
11 +
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 +
18 +
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 -[[image:https://wiki.dragino.com/images/thumb/5/5c/RS485_01.png/600px-RS485_01.png||height="297" width="534"]]
21 +[[image:image-20220527091852-1.png]]
15 15  
16 16  Connection
17 17  
18 18  
19 -[[image:https://wiki.dragino.com/images/thumb/f/f2/RS485_02.png/600px-RS485_02.png||height="743" width="528"]](% style="display:none" %)
20 20  
27 +[[image:image-20220527091942-2.png]](% style="display:none" %)
28 +
21 21  Connection
22 22  
23 -Related documents:
24 24  
25 -* [[Solar Pump with Dragino>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Relay_VFD/]] : System Structure
26 -* [[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.
32 +(% style="color:blue" %)**Related documents:**
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);"]]
27 27  * [[Video Demo>>url:https://www.youtube.com/watch?v=TAFZ5eaf-MY&t=6s&ab_channel=XavierFlorensaBerenguer]]
28 28  
29 -== 1.2 Example 2: Connect to Pulse Counter ==
30 30  
39 +== **1.2 Example 2: Connect to Pulse Counter** ==
40 +
41 +
31 31  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:
32 32  
33 -[[image:https://wiki.dragino.com/images/thumb/3/34/RS485_02_1.png/600px-RS485_02_1.png||height="364" width="600"]]
34 34  
45 +[[image:image-20220527092058-3.png]]
46 +
35 35  Connection
36 36  
37 37  
38 -[[image:https://wiki.dragino.com/images/thumb/5/5f/RS485_02_2.png/600px-RS485_02_2.png||height="337" width="600"]]
39 39  
51 +[[image:image-20220527092146-4.png]]
52 +
40 40  Connection
41 41  
42 -* [[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
55 +
56 +(% style="color:blue" %)**Related documents:**
57 +
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/]]
43 43  * [[Dragino Solution in Farm>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/&file=Dragino%20on%20Farms.pptx]]
44 44  
45 -== 1.3 Example3: Use RS485-LN with energy meters ==
46 46  
47 -=== 1.3.1 OverView ===
48 48  
63 +== **1.3 Example3: Use RS485-LN with energy meters** ==
64 +
65 +
66 +=== **1.3.1 OverView** ===
67 +
68 +
49 49  (((
50 -**Note**：The specifications of each energy meter are different, please refer to your own energy meter specifications.
70 +(% style="color:red" %)**Note**：The specifications of each energy meter are different, please refer to your own energy meter specifications.
51 51  )))
52 52  
53 53  (((
... ... @@ -54,12 +54,16 @@
54 54  This example describes a single-phase meter.This is the connection between the RS485-LN and the energy meter.
55 55  )))
56 56  
57 -[[image:https://wiki.dragino.com/images/thumb/f/f4/Meter1.jpg/600px-Meter1.jpg||height="726" width="545"]]
77 +[[image:image-20220527092419-5.png]]
58 58  
59 59  Connection1
60 60  
81 +
82 +
61 61  (((
62 -How to connect with Energy Meter：
84 +(% style="color:blue" %)**How to connect with Energy Meter：**
85 +
86 +
63 63  )))
64 64  
65 65  (((
... ... @@ -82,27 +82,26 @@
82 82  Once there is power, the RS485-LN will be on.
83 83  )))
84 84  
85 -[[image:https://wiki.dragino.com/images/thumb/1/15/Meter2.jpg/600px-Meter2.jpg||height="433" width="577"]]
109 +[[image:image-20220527092514-6.png]]
86 86  
87 87  Connection2
88 88  
89 89  
90 -[[image:https://wiki.dragino.com/images/thumb/a/a5/Meter3.jpg/600px-Meter3.jpg||height="712" width="534"]]
114 +[[image:image-20220527092555-7.png]]
91 91  
92 92  Connection3
93 93  
94 94  
95 -=== 1.3.2 How to use the parameters of the energy meter and MODBUS commands ===
119 +=== **1.3.2 How to use the parameters of the energy meter and MODBUS commands** ===
96 96  
121 +
97 97  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.
98 98  
99 -[[image:https://wiki.dragino.com/images/thumb/3/35/Meter4.png/600px-Meter4.png||alt="Meter4.png" height="193" width="600"]]
124 +[[image:image-20220601143257-10.png]]
100 100  
101 -(% class="box infomessage" %)
102 -(((
103 -Example:AT+COMMAND1=01 03 00 00 00 01 84 0A
104 -)))
105 105  
127 +(% style="color:blue" %)**Example:**(%%)  AT+COMMAND1=01 03 00 00 00 01 84 0A
128 +
106 106  * The first byte : slave address code (=001～247)
107 107  * The second byte : read register value function code
108 108  * 3rd and 4th bytes: start address of register to be read
... ... @@ -110,12 +110,12 @@
110 110  * 7th and 8th bytes: CRC16 checksum from bytes 1 to 6.
111 111  
112 112  (((
136 +
137 +
138 +
113 113  How to parse the reading of the return command of the parameter：
114 -)))
115 115  
116 -(% class="box infomessage" %)
117 -(((
118 -Example:RETURN1：01 03 02 08 FD 7E 05
141 +(% style="color:blue" %)**Example:**(%%) RETURN1：01 03 02 08 FD 7E 05
119 119  )))
120 120  
121 121  * The first byte ARD: slave address code (=001～254)
... ... @@ -125,49 +125,64 @@
125 125  * The 6th and 7th bytes: CRC16 checksum
126 126  * 08 FD is register data. Use short integer 16 bits to convert to decimal, get 2301, then 230.1V is the voltage.
127 127  
128 -=== 1.3.3 How to configure RS485-LN and parse output commands ===
151 +(% class="wikigeneratedid" %)
152 +(((
153 +
129 129  
155 +
156 +
157 +)))
158 +
159 +=== **1.3.3 How to configure RS485-LN and parse output commands** ===
160 +
161 +
130 130  RS485-LN provides two configuration methods: AT COMMAND and DOWNLINK.
131 131  
132 -==== 1.3.3.1 via AT COMMAND: ====
133 133  
134 -First, we can use **AT+CFGDEV** to get the return value, and we can also judge whether the input parameters are correct.
165 +==== **1.3.3.1 via AT COMMAND** ====
135 135  
167 +
168 +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.
169 +
136 136  (((
137 137  If the configured parameters and commands are incorrect, the return value is not obtained.
138 138  )))
139 139  
140 -[[image:https://wiki.dragino.com/images/b/bc/AT_COMMAND1.png||height="358" width="456"]]
174 +[[image:image-20220601143201-9.png]]
141 141  
142 142  AT COMMAND
143 143  
178 +
144 144  (% class="box infomessage" %)
145 145  (((
146 - AT+DATACUTx : This command defines how to handle the return from AT+COMMANDx, max reture length is 40 bytes. AT+DATACUTx=a,b,c
181 + **AT+DATACUTx **:  This command defines how to handle the return from AT+COMMANDx, max reture length is 40 bytes. AT+DATACUTx=a,b,c
147 147  )))
148 148  
149 -a: length for the return of AT+COMMAND
184 +a:  length for the return of AT+COMMAND
150 150  
151 -b:1: grab valid value by byte, max 6 bytes. 2: grab valid value by bytes section, max 3 sections.
186 +b: 1: grab valid value by byte, max 6 bytes;  2: grab valid value by bytes section, max 3 sections.
152 152  
153 -c: define the position for valid value.
188 +c:  define the position for valid value.
154 154  
155 -[[image:https://wiki.dragino.com/images/7/7d/AT_COMMAND2.png||height="278" width="477"]]
190 +[[image:image-20220601143115-8.png]]
156 156  
157 157  AT COMMAND
158 158  
194 +
195 +
159 159  PAYLOAD is available after the valid value is intercepted.
160 160  
161 161  
162 -[[image:https://wiki.dragino.com/images/3/3a/AT_COMMAND4.png||height="219" width="576"]]
199 +[[image:image-20220601143046-7.png]]
163 163  
164 164  AT COMMAND
165 165  
166 -You can get configured PAYLOAD on TTN.
167 167  
168 168  
169 -[[image:https://wiki.dragino.com/images/thumb/c/c2/AT_COMMAND3.png/600px-AT_COMMAND3.png||height="138" width="600"]]
205 +You can get configured PAYLOAD on TTN.
170 170  
207 +[[image:image-20220601143519-1.png]]
208 +
171 171  (((
172 172  AT COMMAND
173 173  )))
... ... @@ -177,61 +177,69 @@
177 177  )))
178 178  
179 179  (((
180 -**Example**: CMD1:Read current data with MODBUS command. address:0x03 AT+COMMAND1= 01 03 00 03 00 01,1
218 +(% style="color:blue" %)**Example**:
219 +
220 +**CMD1:** Read current data with MODBUS command. address: 0x03 AT+COMMAND1= 01 03 00 03 00 01,1
181 181  )))
182 182  
183 183  (((
184 -RETURN1:01 03 02 00 02 39 85 00 00(return data)
224 +RETURN1: 01 03 02 00 02 39 85 00 00(return data)
185 185  )))
186 186  
187 187  (((
188 -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.
228 +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.
229 +
230 +
189 189  )))
190 190  
191 191  (((
192 -CMD2:Read voltage data with MODBUS command. address:0x00 AT+COMMAND2= 01 03 00 00 00 01,1
234 +**CMD2: **Read voltage data with MODBUS command. address: 0x00 AT+COMMAND2= 01 03 00 00 00 01,1
193 193  )))
194 194  
195 195  (((
196 -RETURN2:01 03 02 08 DC BE 1D(return data)
238 +RETURN2: 01 03 02 08 DC BE 1D(return data)
197 197  )))
198 198  
199 199  (((
200 -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.
242 +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.
243 +
244 +
201 201  )))
202 202  
203 203  (((
204 -CMD3:Read total active energy data with MODBUS command. address:0x0031 AT+COMMAND3= 01 03 00 31 00 02,1
248 +**CMD3:** Read total active energy data with MODBUS command. address: 0x0031 AT+COMMAND3= 01 03 00 31 00 02,1
205 205  )))
206 206  
207 207  (((
208 -RETURN3:01 03 04 00 00 00 44 FA 00(return data)
252 +RETURN3: 01 03 04 00 00 00 44 FA 00(return data)
209 209  )))
210 210  
211 211  (((
212 -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.
256 +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.
213 213  )))
214 214  
215 215  (((
216 -Payload:01 00 02 39 85 08 DC 00 00 00 44
260 +Payload: 01 00 02 39 85 08 DC 00 00 00 44
217 217  )))
218 218  
219 -[[image:https://wiki.dragino.com/images/thumb/9/9b/AT_COMMAND10.png/600px-AT_COMMAND10.png||height="278" width="600"]]
263 +[[image:image-20220601142936-6.png]]
220 220  
221 221  AT COMMAND
222 222  
223 -01 is device address,00 02 is the current, 08 DC is the voltage,00 00 00 44 is the total active energy.
224 224  
268 +(% 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.**
225 225  
226 -[[~[~[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]]
227 227  
271 +[[image:image-20220601143642-2.png]]
272 +
228 228  AT COMMAND
229 229  
230 230  
231 -==== 1.3.3.2 via LoRaWAN DOWNLINK ====
276 +==== **1.3.3.2 via LoRaWAN DOWNLINK** ====
232 232  
233 -[[image:image-20220512104358-3.png]]
234 234  
279 +[[image:image-20220527093358-15.png]]
280 +
235 235  (((
236 236  DOWNLINK
237 237  )))
... ... @@ -241,7 +241,7 @@
241 241  )))
242 242  
243 243  (((
244 -**Type Code 0xAF**
290 +(% style="color:#4f81bd" %)**Type Code 0xAF**
245 245  )))
246 246  
247 247  (((
... ... @@ -252,7 +252,7 @@
252 252  )))
253 253  
254 254  (((
255 -Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
301 +(% style="color:red" %)Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
256 256  )))
257 257  
258 258  (((
... ... @@ -288,39 +288,45 @@
288 288  )))
289 289  
290 290  (((
291 -Example:
337 +
338 +
339 +(% style="color:blue" %)**Example:**
292 292  )))
293 293  
294 294  (((
295 -AF 03 01 06 0A 05 00 04 00 01 00: Same as AT+COMMAND3=0A 05 00 04 00 01,1
343 +**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1
296 296  )))
297 297  
298 -[[image:https://wiki.dragino.com/images/thumb/4/45/DOWNLINK_METER2.png/600px-DOWNLINK_METER2.png||height="208" width="600"]]
346 +[[image:image-20220601144149-6.png]]
299 299  
300 300  DOWNLINK
301 301  
302 302  
303 -[[~[~[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]]
304 304  
352 +[[image:image-20220601143803-3.png]]
353 +
305 305  DOWNLINK
306 306  
307 307  
308 -[[image:https://wiki.dragino.com/images/thumb/2/27/DOWNLINK_METER4.png/600px-DOWNLINK_METER4.png||height="210" width="600"]]
309 309  
358 +[[image:image-20220601144053-5.png]]
359 +
310 310  DOWNLINK
311 311  
312 312  
313 -[[~[~[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]]
314 314  
364 +[[image:image-20220601143921-4.png]]
365 +
315 315  DOWNLINK
316 316  
317 317  
318 -[[image:https://wiki.dragino.com/images/thumb/a/a2/DOWNLINK_METER6.png/600px-DOWNLINK_METER6.png||height="365" width="600"]]
319 319  
370 +[[image:image-20220601142805-5.png]]
371 +
320 320  DOWNLINK
321 321  
322 322  
323 -=== 1.3.4 How to configure and output commands for RS485 to USB ===
375 +=== **1.3.4 How to configure and output commands for RS485 to USB** ===
324 324  
325 325  (((
326 326  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.
... ... @@ -340,36 +340,46 @@
340 340  
341 341  (((
342 342  check digit: Even
395 +
396 +
343 343  )))
344 344  
345 -[[image:https://wiki.dragino.com/images/thumb/8/8f/Usb_meter2.jpg/600px-Usb_meter2.jpg||height="725" width="544"]]
399 +[[image:image-20220527093708-21.png]]
346 346  
347 347  USB
348 348  
349 349  
350 -[[image:https://wiki.dragino.com/images/thumb/6/62/Usb_meter1.jpg/600px-Usb_meter1.jpg||height="728" width="546"]]
351 351  
405 +[[image:image-20220527093747-22.png]]
406 +
352 352  USB
353 353  
354 354  
410 +
355 355  (((
356 356  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.
413 +
414 +
357 357  )))
358 358  
359 359  (((
360 -**Example:**  input：01 03 00 31 00 02 95 c4
418 +(% style="color:blue" %)**Example:**  (%%)input：01 03 00 31 00 02 95 c4
361 361  )))
362 362  
363 363  (((
364 364   output：01 03 04 00 00 00 42 7A 02
423 +
424 +
365 365  )))
366 366  
367 -[[image:https://wiki.dragino.com/images/thumb/b/b3/Usb_meter3.jpg/600px-Usb_meter3.jpg||height="466" width="600"]]
427 +[[image:image-20220527093821-23.png]]
368 368  
369 369  USB
370 370  
371 -=== 1.3.5 How to configure multiple devices and modify device addresses ===
372 372  
432 +=== **1.3.5 How to configure multiple devices and modify device addresses** ===
433 +
434 +
373 373  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.
374 374  
375 375  (((
... ... @@ -378,14 +378,17 @@
378 378  )))
379 379  )))
380 380  
381 -[[image:https://wiki.dragino.com/images/thumb/1/1f/Double_meter3.png/600px-Double_meter3.png||alt="Double meter3.png" height="83" width="600"]]
443 +[[image:image-20220601142044-1.png]]
382 382  
383 -**Example**:These two meters are examples of setting parameters and device addresses.
384 384  
385 -[[image:https://wiki.dragino.com/images/thumb/e/ee/Double_meter1.jpg/600px-Double_meter1.jpg||alt="Double meter1.jpg" height="737" width="553"]]
446 +(% style="color:blue" %)**Example**(%%): These two meters are examples of setting parameters and device addresses.
386 386  
387 -[[image:https://wiki.dragino.com/images/thumb/7/72/Double_meter2.jpg/600px-Double_meter2.jpg||alt="Double meter2.jpg" height="733" width="550"]]
448 +[[image:image-20220527093950-25.png]]
388 388  
450 +
451 +[[image:image-20220527094028-26.png]]
452 +
453 +
389 389  (((
390 390  (((
391 391  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.
... ... @@ -394,7 +394,7 @@
394 394  
395 395  (((
396 396  (((
397 -We can use AT+CFGDEV to set the device address.
462 +We can use **AT+CFGDEV** to set the device address.
398 398  )))
399 399  )))
400 400  
... ... @@ -404,10 +404,14 @@
404 404  )))
405 405  )))
406 406  
407 -[[image:https://wiki.dragino.com/images/6/6b/Double_meter4.png||alt="Double meter4.png" height="141" width="456"]]
472 +[[image:image-20220601142354-2.png]]
408 408  
409 -AT+CFGDEV:01 10 00 61 00 01 02 00 02,1
410 410  
475 +(% class="box infomessage" %)
476 +(((
477 +**AT+CFGDEV:01 10 00 61 00 01 02 00 02,1**
478 +)))
479 +
411 411  * 01:device adaress
412 412  
413 413  * 10:function code
... ... @@ -428,43 +428,56 @@
428 428  
429 429  Its default device address is 01, and the following are the parameters for configuring two energy meters.
430 430  
431 -[[image:https://wiki.dragino.com/images/1/13/Meter11.png||alt="Meter11.png" height="576" width="379"]]
500 +[[image:image-20220601142452-3.png]]
432 432  
433 -[[image:https://wiki.dragino.com/images/thumb/7/7e/Meter12.png/600px-Meter12.png||alt="Meter12.png" height="262" width="600"]]
434 434  
435 -PAYLOAD:01 08 DF 43 62
503 +[[image:image-20220601142607-4.png]]
436 436  
505 +
506 +**PAYLOAD:01 08 DF 43 62**
507 +
437 437  * 08 DF is the valid value of the meter with device address 02.
438 438  * 43 62 is the valid value of the meter with device address 01.
439 439  
511 +
440 440  == 1.4 Example 4: Circuit Breaker Remote Open Close ==
441 441  
442 -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:
443 443  
444 -[[image:https://wiki.dragino.com/images/thumb/f/fa/RS485_04_2.png/600px-RS485_04_2.png||height="336" width="600"]]
515 +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.
445 445  
517 +The structure is like below:
518 +
519 +[[image:image-20220527094330-30.png]]
520 +
446 446  Connection
447 447  
448 -* [[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
449 449  
524 +* 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/]]
525 +
526 +
450 450  == 1.5 Example 5: SEM Three Energy Meter with RS485-BL or RS485-LN ==
451 451  
529 +
452 452  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:
453 453  
454 -* [[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
532 +* 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);"]]
533 +* 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]]
455 455  
456 -* [[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
457 457  
458 -== 1.6 Example 6:CEM C31 485-T1-MID Energy Meter with RS485-LN ==
536 +== 1.6 Example 6: CEM C31 485-T1-MID Energy Meter with RS485-LN ==
459 459  
538 +
460 460  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:
461 461  
462 -* [[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
541 +* 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);"]]
463 463  
464 -== 1.7 Example 7:Schneider Electric PLC M221 with RS485-BL ==
465 465  
466 -[[image:https://wiki.dragino.com/images/thumb/9/97/PLC_M221.png/600px-PLC_M221.png||height="353" width="600"]]
544 +== 1.7 Example 7: Schneider Electric PLC M221 with RS485-BL ==
467 467  
546 +
547 +[[image:image-20220527094556-31.png]]
548 +
468 468  Network Structure
469 469  
551 +
470 470  * [[Reference Instruction>>url:https://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Schneider%20Electric%20PLC/]]
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