Changes for page Application Note : Communicate with Different Sensors ----- RS485-LN / RS485-BL

Last modified by Karry Zhuang on 2024/07/11 11:58

From version < 41.6 >

edited by Xiaoling
on 2022/05/30 11:26

To version < 36.3 >

edited by Xiaoling
on 2022/05/27 09:44

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  {{toc/}}
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  = 1. Introduction =
  This article provide the examples for RS485-LN to connect to different type of RS485 sensors.
--
  == 1.1 Example 1: Connect to Leak relay and VFD ==
  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:
@@ -34,8 +34,6 @@
  * [[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.
  * [[Video Demo>>url:https://www.youtube.com/watch?v=TAFZ5eaf-MY&t=6s&ab_channel=XavierFlorensaBerenguer]]
--
--
  == 1.2 Example 2: Connect to Pulse Counter ==
  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:
@@ -144,12 +144,12 @@
  )))
--=== **1.3.3 How to configure RS485-LN and parse output commands** ===
++=== 1.3.3 How to configure RS485-LN and parse output commands ===
  RS485-LN provides two configuration methods: AT COMMAND and DOWNLINK.
--==== **1.3.3.1 via AT COMMAND:** ====
++==== 1.3.3.1 via AT COMMAND: ====
  First, we can use **AT+CFGDEV** to get the return value, and we can also judge whether the input parameters are correct.
@@ -199,9 +199,7 @@
  )))
  (((
--(% style="color:#4f81bd" %)**Example**:
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--CMD1:Read current data with MODBUS command. address:0x03 AT+COMMAND1= 01 03 00 03 00 01,1
++**Example**: CMD1:Read current data with MODBUS command. address:0x03 AT+COMMAND1= 01 03 00 03 00 01,1
  )))
  (((
@@ -210,8 +210,6 @@
  (((
  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.
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--
  )))
  (((
@@ -224,8 +224,6 @@
  (((
  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.
--
--
  )))
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@@ -256,7 +256,7 @@
  AT COMMAND
--==== **1.3.3.2 via LoRaWAN DOWNLINK** ====
++==== 1.3.3.2 via LoRaWAN DOWNLINK ====
  [[image:image-20220527093358-15.png]]
@@ -269,7 +269,7 @@
  )))
  (((
--(% style="color:#4f81bd" %)**Type Code 0xAF**
++**Type Code 0xAF**
  )))
  (((
@@ -316,11 +316,11 @@
  )))
  (((
--(% style="color:#4f81bd" %)**Example:**
++Example:
  )))
  (((
--**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1
++AF 03 01 06 0A 05 00 04 00 01 00: Same as AT+COMMAND3=0A 05 00 04 00 01,1
  )))
  [[image:image-20220527093430-16.png]]
@@ -348,7 +348,7 @@
  DOWNLINK
--=== **1.3.4 How to configure and output commands for RS485 to USB** ===
++=== 1.3.4 How to configure and output commands for RS485 to USB ===
  (((
  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.
@@ -385,7 +385,7 @@
  )))
  (((
--(% style="color:#4f81bd" %)**Example:**  (%%)input：01 03 00 31 00 02 95 c4
++**Example:**  input：01 03 00 31 00 02 95 c4
  )))
  (((
@@ -397,7 +397,7 @@
  USB
--=== **1.3.5 How to configure multiple devices and modify device addresses** ===
++=== 1.3.5 How to configure multiple devices and modify device addresses ===
  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.
@@ -466,7 +466,7 @@
  [[image:image-20220527094224-29.png]]
--**PAYLOAD:01 08 DF 43 62**
++PAYLOAD:01 08 DF 43 62
  * 08 DF is the valid value of the meter with device address 02.
  * 43 62 is the valid value of the meter with device address 01.
@@ -491,7 +491,6 @@
  * [[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
--
  == 1.6 Example 6:CEM C31 485-T1-MID Energy Meter with RS485-LN ==
  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:
@@ -498,10 +498,9 @@
  * [[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
--
  == 1.7 Example 7:Schneider Electric PLC M221 with RS485-BL ==
--[[image:image-20220527094556-31.png]]
++[[image:https://wiki.dragino.com/images/thumb/9/97/PLC_M221.png/600px-PLC_M221.png||height="353" width="600"]]
  Network Structure

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Changes for page Application Note : Communicate with Different Sensors ----- RS485-LN / RS485-BL

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