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From version < 41.5 >
edited by Xiaoling
on 2022/05/30 11:25
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edited by Xiaoling
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8 8  
9 9  
10 10  
11 -= 1. Introduction =
11 += **1. Introduction** =
12 12  
13 13  This article provide the examples for RS485-LN to connect to different type of RS485 sensors.
14 14  
15 15  
16 -== 1.1 Example 1: Connect to Leak relay and VFD ==
16 +== **1.1 Example 1: Connect to Leak relay and VFD** ==
17 17  
18 18  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:
19 19  
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34 34  * [[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.
35 35  * [[Video Demo>>url:https://www.youtube.com/watch?v=TAFZ5eaf-MY&t=6s&ab_channel=XavierFlorensaBerenguer]]
36 36  
37 -== 1.2 Example 2: Connect to Pulse Counter ==
38 38  
38 +
39 +== **1.2 Example 2: Connect to Pulse Counter** ==
40 +
39 39  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:
40 40  
41 41  [[image:image-20220527092058-3.png]]
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43 43  Connection
44 44  
45 45  
48 +
46 46  [[image:image-20220527092146-4.png]]
47 47  
48 48  Connection
49 49  
53 +
50 50  * [[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
51 51  * [[Dragino Solution in Farm>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/&file=Dragino%20on%20Farms.pptx]]
52 52  
53 53  == ==
54 54  
55 -== 1.3 Example3: Use RS485-LN with energy meters ==
59 +== **1.3 Example3: Use RS485-LN with energy meters** ==
56 56  
57 -=== 1.3.1 OverView ===
61 +=== **1.3.1 OverView** ===
58 58  
59 59  (((
60 60  **Note**:The specifications of each energy meter are different, please refer to your own energy meter specifications.
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69 69  Connection1
70 70  
71 71  
76 +
72 72  (((
73 73  How to connect with Energy Meter:
74 74  )))
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98 98  Connection2
99 99  
100 100  
106 +
101 101  [[image:image-20220527092555-7.png]]
102 102  
103 103  Connection3
104 104  
105 105  
106 -=== 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** ===
107 107  
108 108  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.
109 109  
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165 165   AT+DATACUTx : This command defines how to handle the return from AT+COMMANDx, max reture length is 40 bytes. AT+DATACUTx=a,b,c
166 166  )))
167 167  
168 -a: length for the return of AT+COMMAND
174 +a:  length for the return of AT+COMMAND
169 169  
170 -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.
171 171  
172 -c: define the position for valid value.
178 +c:  define the position for valid value.
173 173  
174 174  [[image:image-20220527092936-10.png]]
175 175  
... ... @@ -176,6 +176,7 @@
176 176  AT COMMAND
177 177  
178 178  
185 +
179 179  PAYLOAD is available after the valid value is intercepted.
180 180  
181 181  
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184 184  AT COMMAND
185 185  
186 186  
194 +
187 187  You can get configured PAYLOAD on TTN.
188 188  
189 189  [[image:image-20220527093133-12.png]]
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470 470  * 43 62 is the valid value of the meter with device address 01.
471 471  
472 472  
473 -
474 474  == 1.4 Example 4: Circuit Breaker Remote Open Close ==
475 475  
476 476  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:
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482 482  * [[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
483 483  
484 484  
485 -
486 486  == 1.5 Example 5: SEM Three Energy Meter with RS485-BL or RS485-LN ==
487 487  
488 488  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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491 491  
492 492  * [[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
493 493  
494 -
495 -
496 496  == 1.6 Example 6:CEM C31 485-T1-MID Energy Meter with RS485-LN ==
497 497  
498 498  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:
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499 499  
500 500  * [[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
501 501  
502 -
503 -
504 504  == 1.7 Example 7:Schneider Electric PLC M221 with RS485-BL ==
505 505  
506 506  [[image:image-20220527094556-31.png]]
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