Last modified by Karry Zhuang on 2024/07/11 11:58
Summary
-
Page properties (1 modified, 0 added, 0 removed)
Details
- Page properties
-
- Content
-
... ... @@ -3,17 +3,12 @@ 3 3 4 4 {{toc/}} 5 5 6 += 1. Introduction = 6 6 7 - 8 - 9 - 10 - 11 -= **1. Introduction** = 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**==11 +== 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 ... ... @@ -34,9 +34,8 @@ 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 32 +== 1.2 Example 2: Connect to Pulse Counter == 37 37 38 -== **1.2 Example 2: Connect to Pulse Counter** == 39 - 40 40 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: 41 41 42 42 [[image:image-20220527092058-3.png]] ... ... @@ -53,9 +53,9 @@ 53 53 54 54 == == 55 55 56 -== **1.3 Example3: Use RS485-LN with energy meters**==50 +== 1.3 Example3: Use RS485-LN with energy meters == 57 57 58 -=== **1.3.1 OverView**===52 +=== 1.3.1 OverView === 59 59 60 60 ((( 61 61 **Note**：The specifications of each energy meter are different, please refer to your own energy meter specifications. ... ... @@ -104,7 +104,7 @@ 104 104 Connection3 105 105 106 106 107 -=== **1.3.2 How to use the parameters of the energy meter and MODBUS commands**===101 +=== 1.3.2 How to use the parameters of the energy meter and MODBUS commands === 108 108 109 109 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. 110 110 ... ... @@ -143,12 +143,12 @@ 143 143 144 144 ))) 145 145 146 -=== **1.3.3 How to configure RS485-LN and parse output commands**===140 +=== 1.3.3 How to configure RS485-LN and parse output commands === 147 147 148 148 RS485-LN provides two configuration methods: AT COMMAND and DOWNLINK. 149 149 150 150 151 -==== **1.3.3.1 via AT COMMAND:**====145 +==== 1.3.3.1 via AT COMMAND: ==== 152 152 153 153 First, we can use **AT+CFGDEV** to get the return value, and we can also judge whether the input parameters are correct. 154 154 ... ... @@ -255,7 +255,7 @@ 255 255 AT COMMAND 256 256 257 257 258 -==== **1.3.3.2 via LoRaWAN DOWNLINK**====252 +==== 1.3.3.2 via LoRaWAN DOWNLINK ==== 259 259 260 260 [[image:image-20220527093358-15.png]] 261 261 ... ... @@ -347,7 +347,7 @@ 347 347 DOWNLINK 348 348 349 349 350 -=== **1.3.4 How to configure and output commands for RS485 to USB**===344 +=== 1.3.4 How to configure and output commands for RS485 to USB === 351 351 352 352 ((( 353 353 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. ... ... @@ -396,7 +396,7 @@ 396 396 USB 397 397 398 398 399 -=== **1.3.5 How to configure multiple devices and modify device addresses**===393 +=== 1.3.5 How to configure multiple devices and modify device addresses === 400 400 401 401 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. 402 402 ... ... @@ -471,7 +471,6 @@ 471 471 * 43 62 is the valid value of the meter with device address 01. 472 472 473 473 474 - 475 475 == 1.4 Example 4: Circuit Breaker Remote Open Close == 476 476 477 477 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: ... ... @@ -483,7 +483,6 @@ 483 483 * [[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 484 484 485 485 486 - 487 487 == 1.5 Example 5: SEM Three Energy Meter with RS485-BL or RS485-LN == 488 488 489 489 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: ... ... @@ -492,6 +492,7 @@ 492 492 493 493 * [[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 494 494 487 + 495 495 == 1.6 Example 6:CEM C31 485-T1-MID Energy Meter with RS485-LN == 496 496 497 497 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: ... ... @@ -498,6 +498,7 @@ 498 498 499 499 * [[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 500 500 494 + 501 501 == 1.7 Example 7:Schneider Electric PLC M221 with RS485-BL == 502 502 503 503 [[image:image-20220527094556-31.png]]