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1	1	(% class="wikigeneratedid" %)
2		- **Contents:**
	2	+*
	3	+** Table of** **Contents:
3	3
4	4	{{toc/}}
5	5
...	...	@@ -8,13 +8,15 @@
8	8
9	9
10	10
11		-= 1. Introduction =
	12	+= **1. Introduction** =
12	12
	14	+
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 ==
	18	+== **1.1 Example 1: Connect to Leak relay and VFD** ==
17	17
	20	+
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
20	20	[[image:image-20220527091852-1.png]]
...	...	@@ -34,30 +34,33 @@
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 ==
	40	+== **1.2 Example 2: Connect to Pulse Counter** ==
38	38
	42	+
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
	45	+
41	41	[[image:image-20220527092058-3.png]]
42	42
43	43	Connection
44	44
45	45
	51	+
46	46	[[image:image-20220527092146-4.png]]
47	47
48	48	Connection
49	49
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
	56	+
	57	+* 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/]]
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		-== ==
	60	+== **1.3 Example3: Use RS485-LN with energy meters** ==
54	54
55		-== 1.3 Example3: Use RS485-LN with energy meters ==
	62	+=== **1.3.1 OverView** ===
56	56
57		-=== 1.3.1 OverView ===
58	58
59	59	(((
60		-**Note**：The specifications of each energy meter are different, please refer to your own energy meter specifications.
	66	+(% style="color:red" %)**Note**：The specifications of each energy meter are different, please refer to your own energy meter specifications.
61	61	)))
62	62
63	63	(((
...	...	@@ -69,8 +69,11 @@
69	69	Connection1
70	70
71	71
	78	+
72	72	(((
73		-How to connect with Energy Meter：
	80	+**How to connect with Energy Meter：**
	81	+
	82	+
74	74	)))
75	75
76	76	(((
...	...	@@ -98,22 +98,21 @@
98	98	Connection2
99	99
100	100
	110	+
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 ===
	116	+=== **1.3.2 How to use the parameters of the energy meter and MODBUS commands** ===
107	107
	118	+
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
110		-[[image:image-20220527092629-8.png]]
	121	+[[image:image-20220601143257-10.png]]
111	111
112	112
113		-(% class="box infomessage" %)
114		-(((
115		-**Example:** AT+COMMAND1=01 03 00 00 00 01 84 0A
116		-)))
	124	+(% style="color:blue" %)**Example:**(%%)  AT+COMMAND1=01 03 00 00 00 01 84 0A
117	117
118	118	* The first byte : slave address code (=001～247)
119	119	* The second byte : read register value function code
...	...	@@ -122,12 +122,12 @@
122	122	* 7th and 8th bytes: CRC16 checksum from bytes 1 to 6.
123	123
124	124	(((
	133	+
	134	+
	135	+
125	125	How to parse the reading of the return command of the parameter：
126		-)))
127	127
128		-(% class="box infomessage" %)
129		-(((
130		-**Example:** RETURN1：01 03 02 08 FD 7E 05
	138	+(% style="color:blue" %)**Example:**(%%) RETURN1：01 03 02 08 FD 7E 05
131	131	)))
132	132
133	133	* The first byte ARD: slave address code (=001～254)
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140	140	(% class="wikigeneratedid" %)
141	141	(((
142	142
	151	+
	152	+
	153	+
143	143	)))
144	144
145	145	=== **1.3.3 How to configure RS485-LN and parse output commands** ===
146	146
	158	+
147	147	RS485-LN provides two configuration methods: AT COMMAND and DOWNLINK.
148	148
149	149
150		-==== **1.3.3.1 via AT COMMAND:** ====
	162	+==== **1.3.3.1 via AT COMMAND** ====
151	151
152		-First, we can use **AT+CFGDEV** to get the return value, and we can also judge whether the input parameters are correct.
153	153
	165	+First, we can use (% style="color:blue" %)**AT+CFGDEV**(%%) to get the return value, and we can also judge whether the input parameters are correct.
	166	+
154	154	(((
155	155	If the configured parameters and commands are incorrect, the return value is not obtained.
156	156	)))
157	157
158		-[[image:image-20220527092748-9.png]]
	171	+[[image:image-20220601143201-9.png]]
159	159
160	160	AT COMMAND
161	161
...	...	@@ -162,31 +162,33 @@
162	162
163	163	(% class="box infomessage" %)
164	164	(((
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
	178	+ **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
	181	+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.
	183	+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.
	185	+c:  define the position for valid value.
173	173
174		-[[image:image-20220527092936-10.png]]
	187	+[[image:image-20220601143115-8.png]]
175	175
176	176	AT COMMAND
177	177
178	178
	192	+
179	179	PAYLOAD is available after the valid value is intercepted.
180	180
181	181
182		-[[image:image-20220527093059-11.png]]
	196	+[[image:image-20220601143046-7.png]]
183	183
184	184	AT COMMAND
185	185
186	186
	201	+
187	187	You can get configured PAYLOAD on TTN.
188	188
189		-[[image:image-20220527093133-12.png]]
	204	+[[image:image-20220601143519-1.png]]
190	190
191	191	(((
192	192	AT COMMAND
...	...	@@ -197,52 +197,52 @@
197	197	)))
198	198
199	199	(((
200		-(% style="color:#4f81bd" %)**Example**:
	215	+(% style="color:blue" %)**Example**:
201	201
202		-CMD1:Read current data with MODBUS command. address:0x03 AT+COMMAND1= 01 03 00 03 00 01,1
	217	+CMD1: Read current data with MODBUS command. address: 0x03 AT+COMMAND1= 01 03 00 03 00 01,1
203	203	)))
204	204
205	205	(((
206		-RETURN1:01 03 02 00 02 39 85 00 00(return data)
	221	+RETURN1: 01 03 02 00 02 39 85 00 00(return data)
207	207	)))
208	208
209	209	(((
210		-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	+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.
211	211
212	212
213	213	)))
214	214
215	215	(((
216		-CMD2:Read voltage data with MODBUS command. address:0x00 AT+COMMAND2= 01 03 00 00 00 01,1
	231	+CMD2: Read voltage data with MODBUS command. address: 0x00 AT+COMMAND2= 01 03 00 00 00 01,1
217	217	)))
218	218
219	219	(((
220		-RETURN2:01 03 02 08 DC BE 1D(return data)
	235	+RETURN2: 01 03 02 08 DC BE 1D(return data)
221	221	)))
222	222
223	223	(((
224		-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	+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.
225	225
226	226
227	227	)))
228	228
229	229	(((
230		-CMD3:Read total active energy data with MODBUS command. address:0x0031 AT+COMMAND3= 01 03 00 31 00 02,1
	245	+CMD3: Read total active energy data with MODBUS command. address: 0x0031 AT+COMMAND3= 01 03 00 31 00 02,1
231	231	)))
232	232
233	233	(((
234		-RETURN3:01 03 04 00 00 00 44 FA 00(return data)
	249	+RETURN3: 01 03 04 00 00 00 44 FA 00(return data)
235	235	)))
236	236
237	237	(((
238		-AT+DATACUT3:9,1,4+5+6+7 Take the return value 00 00 00 44 as the valid value of reading total active energy data and used to splice payload.
	253	+AT+DATACUT3: 9,1,4+5+6+7 Take the return value 00 00 00 44 as the valid value of reading total active energy data and used to splice payload.
239	239	)))
240	240
241	241	(((
242		-Payload:01 00 02 39 85 08 DC 00 00 00 44
	257	+Payload: 01 00 02 39 85 08 DC 00 00 00 44
243	243	)))
244	244
245		-[[image:image-20220527093204-13.png]]
	260	+[[image:image-20220601142936-6.png]]
246	246
247	247	AT COMMAND
248	248
...	...	@@ -249,13 +249,15 @@
249	249
250	250	(% 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.**
251	251
252		-[[image:image-20220527093251-14.png]]
253	253
	268	+[[image:image-20220601143642-2.png]]
	269	+
254	254	AT COMMAND
255	255
256	256
257	257	==== **1.3.3.2 via LoRaWAN DOWNLINK** ====
258	258
	275	+
259	259	[[image:image-20220527093358-15.png]]
260	260
261	261	(((
...	...	@@ -314,6 +314,8 @@
314	314	)))
315	315
316	316	(((
	334	+
	335	+
317	317	(% style="color:#4f81bd" %)**Example:**
318	318	)))
319	319
...	...	@@ -321,28 +321,32 @@
321	321	**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1
322	322	)))
323	323
324		-[[image:image-20220527093430-16.png]]
	343	+[[image:image-20220601144149-6.png]]
325	325
326	326	DOWNLINK
327	327
328	328
329		-[[image:image-20220527093508-17.png]]
330	330
	349	+[[image:image-20220601143803-3.png]]
	350	+
331	331	DOWNLINK
332	332
333	333
334		-[[image:image-20220527093530-18.png]]
335	335
	355	+[[image:image-20220601144053-5.png]]
	356	+
336	336	DOWNLINK
337	337
338	338
339		-[[image:image-20220527093607-19.png]]
340	340
	361	+[[image:image-20220601143921-4.png]]
	362	+
341	341	DOWNLINK
342	342
343	343
344		-[[image:image-20220527093628-20.png]]
345	345
	367	+[[image:image-20220601142805-5.png]]
	368	+
346	346	DOWNLINK
347	347
348	348
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373	373	USB
374	374
375	375
	399	+
376	376	[[image:image-20220527093747-22.png]]
377	377
378	378	USB
379	379
380	380
	405	+
381	381	(((
382	382	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.
383	383	)))
...	...	@@ -405,7 +405,7 @@
405	405	)))
406	406	)))
407	407
408		-[[image:image-20220527093849-24.png]]
	433	+[[image:image-20220601142044-1.png]]
409	409
410	410
411	411	**Example**:These two meters are examples of setting parameters and device addresses.
...	...	@@ -412,6 +412,7 @@
412	412
413	413	[[image:image-20220527093950-25.png]]
414	414
	440	+
415	415	[[image:image-20220527094028-26.png]]
416	416
417	417	(((
...	...	@@ -432,7 +432,7 @@
432	432	)))
433	433	)))
434	434
435		-[[image:image-20220527094100-27.png]]
	461	+[[image:image-20220601142354-2.png]]
436	436
437	437	(% class="box infomessage" %)
438	438	(((
...	...	@@ -459,10 +459,10 @@
459	459
460	460	Its default device address is 01, and the following are the parameters for configuring two energy meters.
461	461
462		-[[image:image-20220527094150-28.png]]
	488	+[[image:image-20220601142452-3.png]]
463	463
464	464
465		-[[image:image-20220527094224-29.png]]
	491	+[[image:image-20220601142607-4.png]]
466	466
467	467	**PAYLOAD:01 08 DF 43 62**
468	468
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469	469	* 08 DF is the valid value of the meter with device address 02.
470	470	* 43 62 is the valid value of the meter with device address 01.
471	471
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:
...	...	@@ -481,8 +481,6 @@
481	481
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		-
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:
...	...	@@ -491,8 +491,6 @@
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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