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1	1	(% class="wikigeneratedid" %)
2		- **Contents:**
	2	+ ** Table of** **Contents:**
3	3
4	4	{{toc/}}
5	5
6		-= 1. Introduction =
7	7
	7	+
	8	+
	9	+
	10	+
	11	+= **1. Introduction** =
	12	+
	13	+
8	8	This article provide the examples for RS485-LN to connect to different type of RS485 sensors.
9	9
10		-== 1.1 Example 1: Connect to Leak relay and VFD ==
11	11
	17	+== **1.1 Example 1: Connect to Leak relay and VFD** ==
	18	+
	19	+
12	12	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:
13	13
14	14	[[image:image-20220527091852-1.png]]
...	...	@@ -28,28 +28,36 @@
28	28	* [[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.
29	29	* [[Video Demo>>url:https://www.youtube.com/watch?v=TAFZ5eaf-MY&t=6s&ab_channel=XavierFlorensaBerenguer]]
30	30
31		-== 1.2 Example 2: Connect to Pulse Counter ==
32	32
	40	+
	41	+
	42	+== **1.2 Example 2: Connect to Pulse Counter** ==
	43	+
	44	+
33	33	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:
34	34
	47	+
35	35	[[image:image-20220527092058-3.png]]
36	36
37	37	Connection
38	38
39	39
	53	+
40	40	[[image:image-20220527092146-4.png]]
41	41
42	42	Connection
43	43
44		-* [[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
	58	+
	59	+* 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/]]
45	45	* [[Dragino Solution in Farm>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/&file=Dragino%20on%20Farms.pptx]]
46	46
47		-== ==
48	48
49		-== 1.3 Example3: Use RS485-LN with energy meters ==
50	50
51		-=== 1.3.1 OverView ===
52	52
	65	+== **1.3 Example3: Use RS485-LN with energy meters** ==
	66	+
	67	+=== **1.3.1 OverView** ===
	68	+
53	53	(((
54	54	**Note**：The specifications of each energy meter are different, please refer to your own energy meter specifications.
55	55	)))
...	...	@@ -63,6 +63,7 @@
63	63	Connection1
64	64
65	65
	82	+
66	66	(((
67	67	How to connect with Energy Meter：
68	68	)))
...	...	@@ -92,16 +92,17 @@
92	92	Connection2
93	93
94	94
	112	+
95	95	[[image:image-20220527092555-7.png]]
96	96
97	97	Connection3
98	98
99	99
100		-=== 1.3.2 How to use the parameters of the energy meter and MODBUS commands ===
	118	+=== **1.3.2 How to use the parameters of the energy meter and MODBUS commands** ===
101	101
102	102	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.
103	103
104		-[[image:image-20220527092629-8.png]]
	122	+[[image:image-20220601143257-10.png]]
105	105
106	106
107	107	(% class="box infomessage" %)
...	...	@@ -136,12 +136,12 @@
136	136
137	137	)))
138	138
139		-=== 1.3.3 How to configure RS485-LN and parse output commands ===
	157	+=== **1.3.3 How to configure RS485-LN and parse output commands** ===
140	140
141	141	RS485-LN provides two configuration methods: AT COMMAND and DOWNLINK.
142	142
143	143
144		-==== 1.3.3.1 via AT COMMAND: ====
	162	+==== **1.3.3.1 via AT COMMAND:** ====
145	145
146	146	First, we can use **AT+CFGDEV** to get the return value, and we can also judge whether the input parameters are correct.
147	147
...	...	@@ -149,7 +149,7 @@
149	149	If the configured parameters and commands are incorrect, the return value is not obtained.
150	150	)))
151	151
152		-[[image:image-20220527092748-9.png]]
	170	+[[image:image-20220601143201-9.png]]
153	153
154	154	AT COMMAND
155	155
...	...	@@ -159,28 +159,30 @@
159	159	AT+DATACUTx : This command defines how to handle the return from AT+COMMANDx, max reture length is 40 bytes. AT+DATACUTx=a,b,c
160	160	)))
161	161
162		-a: length for the return of AT+COMMAND
	180	+a:  length for the return of AT+COMMAND
163	163
164		-b:1: grab valid value by byte, max 6 bytes. 2: grab valid value by bytes section, max 3 sections.
	182	+b: 1: grab valid value by byte, max 6 bytes;  2: grab valid value by bytes section, max 3 sections.
165	165
166		-c: define the position for valid value.
	184	+c:  define the position for valid value.
167	167
168		-[[image:image-20220527092936-10.png]]
	186	+[[image:image-20220601143115-8.png]]
169	169
170	170	AT COMMAND
171	171
172	172
	191	+
173	173	PAYLOAD is available after the valid value is intercepted.
174	174
175	175
176		-[[image:image-20220527093059-11.png]]
	195	+[[image:image-20220601143046-7.png]]
177	177
178	178	AT COMMAND
179	179
180	180
	200	+
181	181	You can get configured PAYLOAD on TTN.
182	182
183		-[[image:image-20220527093133-12.png]]
	203	+[[image:image-20220601143519-1.png]]
184	184
185	185	(((
186	186	AT COMMAND
...	...	@@ -191,7 +191,9 @@
191	191	)))
192	192
193	193	(((
194		-**Example**: CMD1:Read current data with MODBUS command. address:0x03 AT+COMMAND1= 01 03 00 03 00 01,1
	214	+(% style="color:#4f81bd" %)**Example**:
	215	+
	216	+CMD1:Read current data with MODBUS command. address:0x03 AT+COMMAND1= 01 03 00 03 00 01,1
195	195	)))
196	196
197	197	(((
...	...	@@ -200,6 +200,8 @@
200	200
201	201	(((
202	202	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.
	225	+
	226	+
203	203	)))
204	204
205	205	(((
...	...	@@ -212,6 +212,8 @@
212	212
213	213	(((
214	214	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.
	239	+
	240	+
215	215	)))
216	216
217	217	(((
...	...	@@ -230,7 +230,7 @@
230	230	Payload:01 00 02 39 85 08 DC 00 00 00 44
231	231	)))
232	232
233		-[[image:image-20220527093204-13.png]]
	259	+[[image:image-20220601142936-6.png]]
234	234
235	235	AT COMMAND
236	236
...	...	@@ -237,12 +237,14 @@
237	237
238	238	(% 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.**
239	239
240		-[[image:image-20220527093251-14.png]]
241	241
	267	+
	268	+[[image:image-20220601143642-2.png]]
	269	+
242	242	AT COMMAND
243	243
244	244
245		-==== 1.3.3.2 via LoRaWAN DOWNLINK ====
	273	+==== **1.3.3.2 via LoRaWAN DOWNLINK** ====
246	246
247	247	[[image:image-20220527093358-15.png]]
248	248
...	...	@@ -255,7 +255,7 @@
255	255	)))
256	256
257	257	(((
258		-**Type Code 0xAF**
	286	+(% style="color:#4f81bd" %)**Type Code 0xAF**
259	259	)))
260	260
261	261	(((
...	...	@@ -302,39 +302,45 @@
302	302	)))
303	303
304	304	(((
305		-Example:
	333	+
	334	+
	335	+(% style="color:#4f81bd" %)**Example:**
306	306	)))
307	307
308	308	(((
309		-AF 03 01 06 0A 05 00 04 00 01 00: Same as AT+COMMAND3=0A 05 00 04 00 01,1
	339	+**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1
310	310	)))
311	311
312		-[[image:image-20220527093430-16.png]]
	342	+[[image:image-20220601144149-6.png]]
313	313
314	314	DOWNLINK
315	315
316	316
317		-[[image:image-20220527093508-17.png]]
318	318
	348	+[[image:image-20220601143803-3.png]]
	349	+
319	319	DOWNLINK
320	320
321	321
322		-[[image:image-20220527093530-18.png]]
323	323
	354	+[[image:image-20220601144053-5.png]]
	355	+
324	324	DOWNLINK
325	325
326	326
327		-[[image:image-20220527093607-19.png]]
328	328
	360	+[[image:image-20220601143921-4.png]]
	361	+
329	329	DOWNLINK
330	330
331	331
332		-[[image:image-20220527093628-20.png]]
333	333
	366	+[[image:image-20220601142805-5.png]]
	367	+
334	334	DOWNLINK
335	335
336	336
337		-=== 1.3.4 How to configure and output commands for RS485 to USB ===
	371	+=== **1.3.4 How to configure and output commands for RS485 to USB** ===
338	338
339	339	(((
340	340	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.
...	...	@@ -361,17 +361,19 @@
361	361	USB
362	362
363	363
	398	+
364	364	[[image:image-20220527093747-22.png]]
365	365
366	366	USB
367	367
368	368
	404	+
369	369	(((
370	370	The configuration command is consistent with the AT command, input the hexadecimal command directly into the serial port, and the serial port will output the command.
371	371	)))
372	372
373	373	(((
374		-**Example:**  input：01 03 00 31 00 02 95 c4
	410	+(% style="color:#4f81bd" %)**Example:**  (%%)input：01 03 00 31 00 02 95 c4
375	375	)))
376	376
377	377	(((
...	...	@@ -383,7 +383,7 @@
383	383	USB
384	384
385	385
386		-=== 1.3.5 How to configure multiple devices and modify device addresses ===
	422	+=== **1.3.5 How to configure multiple devices and modify device addresses** ===
387	387
388	388	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.
389	389
...	...	@@ -393,14 +393,16 @@
393	393	)))
394	394	)))
395	395
396		-[[image:https://wiki.dragino.com/images/thumb/1/1f/Double_meter3.png/600px-Double_meter3.png||alt="Double meter3.png" height="83" width="600"]]
	432	+[[image:image-20220601142044-1.png]]
397	397
	434	+
398	398	**Example**:These two meters are examples of setting parameters and device addresses.
399	399
400		-[[image:https://wiki.dragino.com/images/thumb/e/ee/Double_meter1.jpg/600px-Double_meter1.jpg||alt="Double meter1.jpg" height="737" width="553"]]
	437	+[[image:image-20220527093950-25.png]]
401	401
402		-[[image:https://wiki.dragino.com/images/thumb/7/72/Double_meter2.jpg/600px-Double_meter2.jpg||alt="Double meter2.jpg" height="733" width="550"]]
403	403
	440	+[[image:image-20220527094028-26.png]]
	441	+
404	404	(((
405	405	(((
406	406	First of all, since the default device address of the energy meter is 01, the configuration of two energy meters will conflict, so we first connect an energy meter and configure the device address.
...	...	@@ -419,9 +419,12 @@
419	419	)))
420	420	)))
421	421
422		-[[image:https://wiki.dragino.com/images/6/6b/Double_meter4.png||alt="Double meter4.png" height="141" width="456"]]
	460	+[[image:image-20220601142354-2.png]]
423	423
424		-AT+CFGDEV:01 10 00 61 00 01 02 00 02,1
	462	+(% class="box infomessage" %)
	463	+(((
	464	+**AT+CFGDEV:01 10 00 61 00 01 02 00 02,1**
	465	+)))
425	425
426	426	* 01:device adaress
427	427
...	...	@@ -443,20 +443,22 @@
443	443
444	444	Its default device address is 01, and the following are the parameters for configuring two energy meters.
445	445
446		-[[image:https://wiki.dragino.com/images/1/13/Meter11.png||alt="Meter11.png" height="576" width="379"]]
	487	+[[image:image-20220601142452-3.png]]
447	447
448		-[[image:https://wiki.dragino.com/images/thumb/7/7e/Meter12.png/600px-Meter12.png||alt="Meter12.png" height="262" width="600"]]
449	449
450		-PAYLOAD:01 08 DF 43 62
	490	+[[image:image-20220601142607-4.png]]
451	451
	492	+**PAYLOAD:01 08 DF 43 62**
	493	+
452	452	* 08 DF is the valid value of the meter with device address 02.
453	453	* 43 62 is the valid value of the meter with device address 01.
454	454
	497	+
455	455	== 1.4 Example 4: Circuit Breaker Remote Open Close ==
456	456
457	457	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:
458	458
459		-[[image:https://wiki.dragino.com/images/thumb/f/fa/RS485_04_2.png/600px-RS485_04_2.png||height="336" width="600"]]
	502	+[[image:image-20220527094330-30.png]]
460	460
461	461	Connection
462	462
...	...	@@ -478,7 +478,7 @@
478	478
479	479	== 1.7 Example 7:Schneider Electric PLC M221 with RS485-BL ==
480	480
481		-[[image:https://wiki.dragino.com/images/thumb/9/97/PLC_M221.png/600px-PLC_M221.png||height="353" width="600"]]
	524	+[[image:image-20220527094556-31.png]]
482	482
483	483	Network Structure
484	484

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