Last modified by Karry Zhuang on 2024/07/11 11:58
<
From version < 38.2 >
edited by Xiaoling
on 2022/05/27 09:47
To version < 41.6 >
edited by Xiaoling
on 2022/05/30 11:26
>
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -3,6 +3,11 @@
3 3  
4 4  {{toc/}}
5 5  
6 +
7 +
8 +
9 +
10 +
6 6  = 1. Introduction =
7 7  
8 8  This article provide the examples for RS485-LN to connect to different type of RS485 sensors.
... ... @@ -29,6 +29,8 @@
29 29  * [[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.
30 30  * [[Video Demo>>url:https://www.youtube.com/watch?v=TAFZ5eaf-MY&t=6s&ab_channel=XavierFlorensaBerenguer]]
31 31  
37 +
38 +
32 32  == 1.2 Example 2: Connect to Pulse Counter ==
33 33  
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:
... ... @@ -137,12 +137,12 @@
137 137  
138 138  )))
139 139  
140 -=== 1.3.3 How to configure RS485-LN and parse output commands ===
147 +=== **1.3.3 How to configure RS485-LN and parse output commands** ===
141 141  
142 142  RS485-LN provides two configuration methods: AT COMMAND and DOWNLINK.
143 143  
144 144  
145 -==== 1.3.3.1 via AT COMMAND: ====
152 +==== **1.3.3.1 via AT COMMAND:** ====
146 146  
147 147  First, we can use **AT+CFGDEV** to get the return value, and we can also judge whether the input parameters are correct.
148 148  
... ... @@ -192,7 +192,9 @@
192 192  )))
193 193  
194 194  (((
195 -**Example**: CMD1:Read current data with MODBUS command. address:0x03 AT+COMMAND1= 01 03 00 03 00 01,1
202 +(% style="color:#4f81bd" %)**Example**:
203 +
204 +CMD1:Read current data with MODBUS command. address:0x03 AT+COMMAND1= 01 03 00 03 00 01,1
196 196  )))
197 197  
198 198  (((
... ... @@ -201,6 +201,8 @@
201 201  
202 202  (((
203 203  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.
213 +
214 +
204 204  )))
205 205  
206 206  (((
... ... @@ -213,6 +213,8 @@
213 213  
214 214  (((
215 215  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.
227 +
228 +
216 216  )))
217 217  
218 218  (((
... ... @@ -243,7 +243,7 @@
243 243  AT COMMAND
244 244  
245 245  
246 -==== 1.3.3.2 via LoRaWAN DOWNLINK ====
259 +==== **1.3.3.2 via LoRaWAN DOWNLINK** ====
247 247  
248 248  [[image:image-20220527093358-15.png]]
249 249  
... ... @@ -256,7 +256,7 @@
256 256  )))
257 257  
258 258  (((
259 -**Type Code 0xAF**
272 +(% style="color:#4f81bd" %)**Type Code 0xAF**
260 260  )))
261 261  
262 262  (((
... ... @@ -303,11 +303,11 @@
303 303  )))
304 304  
305 305  (((
306 -Example:
319 +(% style="color:#4f81bd" %)**Example:**
307 307  )))
308 308  
309 309  (((
310 -AF 03 01 06 0A 05 00 04 00 01 00: Same as AT+COMMAND3=0A 05 00 04 00 01,1
323 +**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1
311 311  )))
312 312  
313 313  [[image:image-20220527093430-16.png]]
... ... @@ -335,7 +335,7 @@
335 335  DOWNLINK
336 336  
337 337  
338 -=== 1.3.4 How to configure and output commands for RS485 to USB ===
351 +=== **1.3.4 How to configure and output commands for RS485 to USB** ===
339 339  
340 340  (((
341 341  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.
... ... @@ -372,7 +372,7 @@
372 372  )))
373 373  
374 374  (((
375 -**Example:**  input：01 03 00 31 00 02 95 c4
388 +(% style="color:#4f81bd" %)**Example:**  (%%)input：01 03 00 31 00 02 95 c4
376 376  )))
377 377  
378 378  (((
... ... @@ -384,7 +384,7 @@
384 384  USB
385 385  
386 386  
387 -=== 1.3.5 How to configure multiple devices and modify device addresses ===
400 +=== **1.3.5 How to configure multiple devices and modify device addresses** ===
388 388  
389 389  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.
390 390  
... ... @@ -453,11 +453,12 @@
453 453  
454 454  [[image:image-20220527094224-29.png]]
455 455  
456 -PAYLOAD:01 08 DF 43 62
469 +**PAYLOAD:01 08 DF 43 62**
457 457  
458 458  * 08 DF is the valid value of the meter with device address 02.
459 459  * 43 62 is the valid value of the meter with device address 01.
460 460  
474 +
461 461  == 1.4 Example 4: Circuit Breaker Remote Open Close ==
462 462  
463 463  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:
... ... @@ -468,6 +468,7 @@
468 468  
469 469  * [[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
470 470  
485 +
471 471  == 1.5 Example 5: SEM Three Energy Meter with RS485-BL or RS485-LN ==
472 472  
473 473  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:
... ... @@ -476,6 +476,7 @@
476 476  
477 477  * [[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
478 478  
494 +
479 479  == 1.6 Example 6:CEM C31 485-T1-MID Energy Meter with RS485-LN ==
480 480  
481 481  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:
... ... @@ -482,6 +482,7 @@
482 482  
483 483  * [[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
484 484  
501 +
485 485  == 1.7 Example 7:Schneider Electric PLC M221 with RS485-BL ==
486 486  
487 487  [[image:image-20220527094556-31.png]]

Applications

Navigation

Copyright ©2010-2022 Dragino Technology Co., LTD. All rights reserved
Dragino Wiki v2.0