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Content
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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 10  
11 -== 1.1 Example 1: Connect to Leak relay and VFD ==
16 +== **1.1 Example 1: Connect to Leak relay and VFD** ==
12 12  
13 13  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:
14 14  
... ... @@ -30,8 +30,9 @@
30 30  * [[Video Demo>>url:https://www.youtube.com/watch?v=TAFZ5eaf-MY&t=6s&ab_channel=XavierFlorensaBerenguer]]
31 31  
32 32  
33 -== 1.2 Example 2: Connect to Pulse Counter ==
34 34  
39 +== **1.2 Example 2: Connect to Pulse Counter** ==
40 +
35 35  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:
36 36  
37 37  [[image:image-20220527092058-3.png]]
... ... @@ -39,18 +39,20 @@
39 39  Connection
40 40  
41 41  
48 +
42 42  [[image:image-20220527092146-4.png]]
43 43  
44 44  Connection
45 45  
53 +
46 46  * [[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
47 47  * [[Dragino Solution in Farm>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/&file=Dragino%20on%20Farms.pptx]]
48 48  
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  )))
... ... @@ -94,12 +94,13 @@
94 94  Connection2
95 95  
96 96  
106 +
97 97  [[image:image-20220527092555-7.png]]
98 98  
99 99  Connection3
100 100  
101 101  
102 -=== 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** ===
103 103  
104 104  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.
105 105  
... ... @@ -138,12 +138,12 @@
138 138  
139 139  )))
140 140  
141 -=== 1.3.3 How to configure RS485-LN and parse output commands ===
151 +=== **1.3.3 How to configure RS485-LN and parse output commands** ===
142 142  
143 143  RS485-LN provides two configuration methods: AT COMMAND and DOWNLINK.
144 144  
145 145  
146 -==== 1.3.3.1 via AT COMMAND: ====
156 +==== **1.3.3.1 via AT COMMAND:** ====
147 147  
148 148  First, we can use **AT+CFGDEV** to get the return value, and we can also judge whether the input parameters are correct.
149 149  
... ... @@ -161,11 +161,11 @@
161 161   AT+DATACUTx : This command defines how to handle the return from AT+COMMANDx, max reture length is 40 bytes. AT+DATACUTx=a,b,c
162 162  )))
163 163  
164 -a: length for the return of AT+COMMAND
174 +a:  length for the return of AT+COMMAND
165 165  
166 -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.
167 167  
168 -c: define the position for valid value.
178 +c:  define the position for valid value.
169 169  
170 170  [[image:image-20220527092936-10.png]]
171 171  
... ... @@ -172,6 +172,7 @@
172 172  AT COMMAND
173 173  
174 174  
185 +
175 175  PAYLOAD is available after the valid value is intercepted.
176 176  
177 177  
... ... @@ -180,6 +180,7 @@
180 180  AT COMMAND
181 181  
182 182  
194 +
183 183  You can get configured PAYLOAD on TTN.
184 184  
185 185  [[image:image-20220527093133-12.png]]
... ... @@ -193,7 +193,9 @@
193 193  )))
194 194  
195 195  (((
196 -**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
197 197  )))
198 198  
199 199  (((
... ... @@ -202,6 +202,8 @@
202 202  
203 203  (((
204 204  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 +
205 205  )))
206 206  
207 207  (((
... ... @@ -214,6 +214,8 @@
214 214  
215 215  (((
216 216  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 +
217 217  )))
218 218  
219 219  (((
... ... @@ -239,12 +239,14 @@
239 239  
240 240  (% 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.**
241 241  
260 +
261 +
242 242  [[image:image-20220527093251-14.png]]
243 243  
244 244  AT COMMAND
245 245  
246 246  
247 -==== 1.3.3.2 via LoRaWAN DOWNLINK ====
267 +==== **1.3.3.2 via LoRaWAN DOWNLINK** ====
248 248  
249 249  [[image:image-20220527093358-15.png]]
250 250  
... ... @@ -257,7 +257,7 @@
257 257  )))
258 258  
259 259  (((
260 -**Type Code 0xAF**
280 +(% style="color:#4f81bd" %)**Type Code 0xAF**
261 261  )))
262 262  
263 263  (((
... ... @@ -304,11 +304,13 @@
304 304  )))
305 305  
306 306  (((
307 -Example:
327 +
328 +
329 +(% style="color:#4f81bd" %)**Example:**
308 308  )))
309 309  
310 310  (((
311 -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
312 312  )))
313 313  
314 314  [[image:image-20220527093430-16.png]]
... ... @@ -316,27 +316,31 @@
316 316  DOWNLINK
317 317  
318 318  
341 +
319 319  [[image:image-20220527093508-17.png]]
320 320  
321 321  DOWNLINK
322 322  
323 323  
347 +
324 324  [[image:image-20220527093530-18.png]]
325 325  
326 326  DOWNLINK
327 327  
328 328  
353 +
329 329  [[image:image-20220527093607-19.png]]
330 330  
331 331  DOWNLINK
332 332  
333 333  
359 +
334 334  [[image:image-20220527093628-20.png]]
335 335  
336 336  DOWNLINK
337 337  
338 338  
339 -=== 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** ===
340 340  
341 341  (((
342 342  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.
... ... @@ -363,6 +363,7 @@
363 363  USB
364 364  
365 365  
392 +
366 366  [[image:image-20220527093747-22.png]]
367 367  
368 368  USB
... ... @@ -373,7 +373,7 @@
373 373  )))
374 374  
375 375  (((
376 -**Example:**  input：01 03 00 31 00 02 95 c4
403 +(% style="color:#4f81bd" %)**Example:**  (%%)input：01 03 00 31 00 02 95 c4
377 377  )))
378 378  
379 379  (((
... ... @@ -385,7 +385,7 @@
385 385  USB
386 386  
387 387  
388 -=== 1.3.5 How to configure multiple devices and modify device addresses ===
415 +=== **1.3.5 How to configure multiple devices and modify device addresses** ===
389 389  
390 390  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.
391 391  
... ... @@ -454,11 +454,12 @@
454 454  
455 455  [[image:image-20220527094224-29.png]]
456 456  
457 -PAYLOAD:01 08 DF 43 62
484 +**PAYLOAD:01 08 DF 43 62**
458 458  
459 459  * 08 DF is the valid value of the meter with device address 02.
460 460  * 43 62 is the valid value of the meter with device address 01.
461 461  
489 +
462 462  == 1.4 Example 4: Circuit Breaker Remote Open Close ==
463 463  
464 464  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:
... ... @@ -469,6 +469,7 @@
469 469  
470 470  * [[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
471 471  
500 +
472 472  == 1.5 Example 5: SEM Three Energy Meter with RS485-BL or RS485-LN ==
473 473  
474 474  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:

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