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From version < 39.5 >
edited by Xiaoling
on 2022/05/27 09:53
To version < 41.6 >
edited by Xiaoling
on 2022/05/30 11:26
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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.
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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:
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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  
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249 249  AT COMMAND
250 250  
251 251  
252 -==== 1.3.3.2 via LoRaWAN DOWNLINK ====
259 +==== **1.3.3.2 via LoRaWAN DOWNLINK** ====
253 253  
254 254  [[image:image-20220527093358-15.png]]
255 255  
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341 341  DOWNLINK
342 342  
343 343  
344 -=== 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** ===
345 345  
346 346  (((
347 347  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.
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390 390  USB
391 391  
392 392  
393 -=== 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** ===
394 394  
395 395  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.
396 396  
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475 475  
476 476  * [[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
477 477  
485 +
478 478  == 1.5 Example 5: SEM Three Energy Meter with RS485-BL or RS485-LN ==
479 479  
480 480  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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483 483  
484 484  * [[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
485 485  
494 +
486 486  == 1.6 Example 6:CEM C31 485-T1-MID Energy Meter with 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-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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489 489  
490 490  * [[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
491 491  
501 +
492 492  == 1.7 Example 7:Schneider Electric PLC M221 with RS485-BL ==
493 493  
494 494  [[image:image-20220527094556-31.png]]
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