Last modified by Karry Zhuang on 2024/07/11 11:58
<
From version < 57.19 >
edited by Xiaoling
on 2022/07/14 10:09
To version < 60.8 >
edited by Xiaoling
on 2022/09/19 16:08
>
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -13,11 +13,13 @@
13 13  This article provide the examples for RS485-LN to connect to different type of RS485 sensors.
14 14  
15 15  
16 +
16 16  == **1.1 Example 1: Connect to Leak relay and VFD** ==
17 17  
18 18  
19 19  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:
20 20  
22 +
21 21  [[image:image-20220527091852-1.png]]
22 22  
23 23  Connection
... ... @@ -31,10 +31,12 @@
31 31  
32 32  (% style="color:blue" %)**Related documents:**
33 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);"]]
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);"]]
36 36  * [[Video Demo>>url:https://www.youtube.com/watch?v=TAFZ5eaf-MY&t=6s&ab_channel=XavierFlorensaBerenguer]]
37 37  
40 +
41 +
38 38  == **1.2 Example 2: Connect to Pulse Counter** ==
39 39  
40 40  
... ... @@ -54,7 +54,7 @@
54 54  
55 55  (% style="color:blue" %)**Related documents:**
56 56  
57 -* 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/]]
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"]]
58 58  * [[Dragino Solution in Farm>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/&file=Dragino%20on%20Farms.pptx]]
59 59  
60 60  
... ... @@ -66,11 +66,13 @@
66 66  
67 67  
68 68  (((
69 -(% style="color:red" %)**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.**
70 70  )))
71 71  
72 72  (((
73 73  This example describes a single-phase meter.This is the connection between the RS485-LN and the energy meter.
78 +
79 +
74 74  )))
75 75  
76 76  [[image:image-20220527092419-5.png]]
... ... @@ -103,6 +103,8 @@
103 103  
104 104  (((
105 105  Once there is power, the RS485-LN will be on.
112 +
113 +
106 106  )))
107 107  
108 108  [[image:image-20220527092514-6.png]]
... ... @@ -110,11 +110,13 @@
110 110  Connection2
111 111  
112 112  
121 +
113 113  [[image:image-20220527092555-7.png]]
114 114  
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  
120 120  
... ... @@ -161,6 +161,7 @@
161 161  RS485-LN provides two configuration methods: AT COMMAND and DOWNLINK.
162 162  
163 163  
174 +
164 164  ==== **1.3.3.1 via AT COMMAND** ====
165 165  
166 166  
... ... @@ -168,6 +168,8 @@
168 168  
169 169  (((
170 170  If the configured parameters and commands are incorrect, the return value is not obtained.
182 +
183 +
171 171  )))
172 172  
173 173  [[image:image-20220601143201-9.png]]
... ... @@ -177,7 +177,7 @@
177 177  
178 178  (% class="box infomessage" %)
179 179  (((
180 - **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
181 181  )))
182 182  
183 183  a:  length for the return of AT+COMMAND
... ... @@ -211,11 +211,14 @@
211 211  
212 212  (((
213 213  
227 +
228 +
214 214  )))
215 215  
216 216  (((
217 217  (% style="color:blue" %)**Example**:
218 218  
234 +
219 219  (% style="color:red" %)**CMD1:**(%%) Read current data with MODBUS command. address: 0x03 AT+COMMAND1= 01 03 00 03 00 01,1
220 220  )))
221 221  
... ... @@ -257,6 +257,8 @@
257 257  
258 258  (((
259 259  Payload: 01 00 02 39 85 08 DC 00 00 00 44
276 +
277 +
260 260  )))
261 261  
262 262  [[image:image-20220601142936-6.png]]
... ... @@ -264,14 +264,16 @@
264 264  AT COMMAND
265 265  
266 266  
267 -(% 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.**
268 268  
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.**
269 269  
288 +
270 270  [[image:image-20220601143642-2.png]]
271 271  
272 272  AT COMMAND
273 273  
274 274  
294 +
275 275  ==== **1.3.3.2 via LoRaWAN DOWNLINK** ====
276 276  
277 277  
... ... @@ -286,7 +286,7 @@
286 286  )))
287 287  
288 288  (((
289 -(% style="color:#4f81bd" %)**Type Code 0xAF**
309 +(% style="color:blue" %)**Type Code 0xAF**
290 290  )))
291 291  
292 292  (((
... ... @@ -297,7 +297,9 @@
297 297  )))
298 298  
299 299  (((
300 -(% style="color:red" %)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 +
301 301  )))
302 302  
303 303  (((
... ... @@ -371,8 +371,10 @@
371 371  DOWNLINK
372 372  
373 373  
396 +
374 374  === **1.3.4 How to configure and output commands for RS485 to USB** ===
375 375  
399 +
376 376  (((
377 377  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.
378 378  )))
... ... @@ -428,6 +428,7 @@
428 428  USB
429 429  
430 430  
455 +
431 431  === **1.3.5 How to configure multiple devices and modify device addresses** ===
432 432  
433 433  
... ... @@ -444,6 +444,7 @@
444 444  
445 445  (% style="color:blue" %)**Example**(%%): These two meters are examples of setting parameters and device addresses.
446 446  
472 +
447 447  [[image:image-20220527093950-25.png]]
448 448  
449 449  
... ... @@ -458,7 +458,7 @@
458 458  
459 459  (((
460 460  (((
461 -We can use **AT+CFGDEV** to set the device address.
487 +We can use (% style="color:blue" %)**AT+CFGDEV**(%%) to set the device address.
462 462  )))
463 463  )))
464 464  
... ... @@ -502,11 +502,14 @@
502 502  [[image:image-20220601142607-4.png]]
503 503  
504 504  
505 -**PAYLOAD:01 08 DF 43 62**
531 +(% style="color:blue" %)**PAYLOAD: 01 08 DF 43 62**
506 506  
507 507  * 08 DF is the valid value of the meter with device address 02.
508 508  * 43 62 is the valid value of the meter with device address 01.
509 509  
536 +
537 +
538 +
510 510  == 1.4 Example 4: Circuit Breaker Remote Open Close ==
511 511  
512 512  
... ... @@ -519,7 +519,7 @@
519 519  Connection
520 520  
521 521  
522 -* 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/]]
551 +* 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"]]
523 523  
524 524  == 1.5 Example 5: SEM Three Energy Meter with RS485-BL or RS485-LN ==
525 525  
... ... @@ -526,8 +526,8 @@
526 526  
527 527  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:
528 528  
529 -* 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);"]]
530 -* 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]]
558 +* 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);"]]
559 +* 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"]]
531 531  
532 532  == 1.6 Example 6: CEM C31 485-T1-MID Energy Meter with RS485-LN ==
533 533  
... ... @@ -534,7 +534,7 @@
534 534  
535 535  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:
536 536  
537 -* 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);"]]
566 +* 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);"]]
538 538  
539 539  == 1.7 Example 7: Schneider Electric PLC M221 with RS485-BL ==
540 540  

Applications

Navigation

Copyright ©2010-2024 Dragino Technology Co., LTD. All rights reserved
Dragino Wiki v2.0