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1		-**Table of Contents:**
	1	+(% class="wikigeneratedid" %)
	2	+ **Contents:**
2	2
3	3	{{toc/}}
4	4
	6	+= 1. Introduction =
5	5
6		-
7		-
8		-
9		-
10		-= **1. Introduction** =
11		-
12		-
13	13	This article provide the examples for RS485-LN to connect to different type of RS485 sensors.
14	14
	10	+== 1.1 Example 1: Connect to Leak relay and VFD ==
15	15
16		-
17		-== **1.1 Example 1: Connect to Leak relay and VFD** ==
18		-
19		-
20	20	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:
21	21
22		-
23	23	[[image:image-20220527091852-1.png]]
24	24
25	25	Connection
...	...	@@ -31,52 +31,40 @@
31	31	Connection
32	32
33	33
34		-(% style="color:blue" %)**Related documents:**
	25	+Related documents:
35	35
36		-* System Structure:  [[Solar Pump with Dragino>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Relay_VFD/||_mstmutation="1" style="background-color: rgb(255, 255, 255);"]]
37		-* Explanation on how to integrate to Node-red and to the Mobile Phone, and with link to the Github code:  [[Configure Manual>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Relay_VFD/||_mstmutation="1" style="background-color: rgb(255, 255, 255);"]]
	27	+* [[Solar Pump with Dragino>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Relay_VFD/]] : System Structure
	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.
38	38	* [[Video Demo>>url:https://www.youtube.com/watch?v=TAFZ5eaf-MY&t=6s&ab_channel=XavierFlorensaBerenguer]]
39	39
	31	+== 1.2 Example 2: Connect to Pulse Counter ==
40	40
41		-
42		-== **1.2 Example 2: Connect to Pulse Counter** ==
43		-
44		-
45	45	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:
46	46
47		-
48	48	[[image:image-20220527092058-3.png]]
49	49
50	50	Connection
51	51
52	52
53		-
54	54	[[image:image-20220527092146-4.png]]
55	55
56	56	Connection
57	57
58		-
59		-(% style="color:blue" %)**Related documents:**
60		-
61		-* 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/||_mstmutation="1"]]
	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
62	62	* [[Dragino Solution in Farm>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/&file=Dragino%20on%20Farms.pptx]]
63	63
	47	+== ==
64	64
	49	+== 1.3 Example3: Use RS485-LN with energy meters ==
65	65
66		-== **1.3 Example3: Use RS485-LN with energy meters** ==
	51	+=== 1.3.1 OverView ===
67	67
68		-
69		-=== **1.3.1 OverView** ===
70		-
71		-
72	72	(((
73		-(% style="color:red" %)**Note**：**The specifications of each energy meter are different, please refer to your own energy meter specifications.**
	54	+**Note**：The specifications of each energy meter are different, please refer to your own energy meter specifications.
74	74	)))
75	75
76	76	(((
77	77	This example describes a single-phase meter.This is the connection between the RS485-LN and the energy meter.
78		-
79		-
80	80	)))
81	81
82	82	[[image:image-20220527092419-5.png]]
...	...	@@ -84,11 +84,8 @@
84	84	Connection1
85	85
86	86
87		-
88	88	(((
89		-(% style="color:blue" %)**How to connect with Energy Meter：**
90		-
91		-
	67	+How to connect with Energy Meter：
92	92	)))
93	93
94	94	(((
...	...	@@ -109,8 +109,6 @@
109	109
110	110	(((
111	111	Once there is power, the RS485-LN will be on.
112		-
113		-
114	114	)))
115	115
116	116	[[image:image-20220527092514-6.png]]
...	...	@@ -118,22 +118,22 @@
118	118	Connection2
119	119
120	120
121		-
122	122	[[image:image-20220527092555-7.png]]
123	123
124	124	Connection3
125	125
126	126
	100	+=== 1.3.2 How to use the parameters of the energy meter and MODBUS commands ===
127	127
128		-=== **1.3.2 How to use the parameters of the energy meter and MODBUS commands** ===
129		-
130		-
131	131	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.
132	132
133		-[[image:image-20220601143257-10.png]]
	104	+[[image:image-20220527092629-8.png]]
134	134
135	135
136		-(% style="color:blue" %)**Example:**(%%)  AT+COMMAND1=01 03 00 00 00 01 84 0A
	107	+(% class="box infomessage" %)
	108	+(((
	109	+**Example:** AT+COMMAND1=01 03 00 00 00 01 84 0A
	110	+)))
137	137
138	138	* The first byte : slave address code (=001～247)
139	139	* The second byte : read register value function code
...	...	@@ -142,12 +142,12 @@
142	142	* 7th and 8th bytes: CRC16 checksum from bytes 1 to 6.
143	143
144	144	(((
145		-
146		-
147		-
148	148	How to parse the reading of the return command of the parameter：
	120	+)))
149	149
150		-(% style="color:blue" %)**Example:**(%%) RETURN1：01 03 02 08 FD 7E 05
	122	+(% class="box infomessage" %)
	123	+(((
	124	+**Example:** RETURN1：01 03 02 08 FD 7E 05
151	151	)))
152	152
153	153	* The first byte ARD: slave address code (=001～254)
...	...	@@ -160,30 +160,22 @@
160	160	(% class="wikigeneratedid" %)
161	161	(((
162	162
163		-
164		-
165		-
166	166	)))
167	167
168		-=== **1.3.3 How to configure RS485-LN and parse output commands** ===
	139	+=== 1.3.3 How to configure RS485-LN and parse output commands ===
169	169
170		-
171	171	RS485-LN provides two configuration methods: AT COMMAND and DOWNLINK.
172	172
173	173
	144	+==== 1.3.3.1 via AT COMMAND: ====
174	174
175		-==== **1.3.3.1 via AT COMMAND** ====
	146	+First, we can use **AT+CFGDEV** to get the return value, and we can also judge whether the input parameters are correct.
176	176
177		-
178		-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.
179		-
180	180	(((
181	181	If the configured parameters and commands are incorrect, the return value is not obtained.
182		-
183		-
184	184	)))
185	185
186		-[[image:image-20220601143201-9.png]]
	152	+[[image:image-20220527092748-9.png]]
187	187
188	188	AT COMMAND
189	189
...	...	@@ -190,33 +190,31 @@
190	190
191	191	(% class="box infomessage" %)
192	192	(((
193		- (% _mstmutation="1" %)**AT+DATACUTx **(%%):  This command defines how to handle the return from AT+COMMANDx, max reture length is 40 bytes. AT+DATACUTx=a,b,c
	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
194	194	)))
195	195
196		-a:  length for the return of AT+COMMAND
	162	+a: length for the return of AT+COMMAND
197	197
198		-b: 1: grab valid value by byte, max 6 bytes;  2: grab valid value by bytes section, max 3 sections.
	164	+b:1: grab valid value by byte, max 6 bytes. 2: grab valid value by bytes section, max 3 sections.
199	199
200		-c:  define the position for valid value.
	166	+c: define the position for valid value.
201	201
202		-[[image:image-20220601143115-8.png]]
	168	+[[image:image-20220527092936-10.png]]
203	203
204	204	AT COMMAND
205	205
206	206
207		-
208	208	PAYLOAD is available after the valid value is intercepted.
209	209
210	210
211		-[[image:image-20220601143046-7.png]]
	176	+[[image:image-20220527093059-11.png]]
212	212
213	213	AT COMMAND
214	214
215	215
216		-
217	217	You can get configured PAYLOAD on TTN.
218	218
219		-[[image:image-20220601143519-1.png]]
	183	+[[image:image-20220527093133-12.png]]
220	220
221	221	(((
222	222	AT COMMAND
...	...	@@ -224,77 +224,62 @@
224	224
225	225	(((
226	226
227		-
228		-
229	229	)))
230	230
231	231	(((
232		-(% style="color:blue" %)**Example**:
233		-
234		-
235		-(% style="color:red" %)**CMD1:**(%%) Read current data with MODBUS command. address: 0x03 AT+COMMAND1= 01 03 00 03 00 01,1
	194	+**Example**: CMD1:Read current data with MODBUS command. address:0x03 AT+COMMAND1= 01 03 00 03 00 01,1
236	236	)))
237	237
238	238	(((
239		-RETURN1: 01 03 02 00 02 39 85 00 00(return data)
	198	+RETURN1:01 03 02 00 02 39 85 00 00(return data)
240	240	)))
241	241
242	242	(((
243		-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.
244		-
245		-
	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.
246	246	)))
247	247
248	248	(((
249		-(% style="color:red" %)**CMD2: **(%%)Read voltage data with MODBUS command. address: 0x00 AT+COMMAND2= 01 03 00 00 00 01,1
	206	+CMD2:Read voltage data with MODBUS command. address:0x00 AT+COMMAND2= 01 03 00 00 00 01,1
250	250	)))
251	251
252	252	(((
253		-RETURN2: 01 03 02 08 DC BE 1D(return data)
	210	+RETURN2:01 03 02 08 DC BE 1D(return data)
254	254	)))
255	255
256	256	(((
257		-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.
258		-
259		-
	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.
260	260	)))
261	261
262	262	(((
263		-(% style="color:red" %)**CMD3:**(%%) Read total active energy data with MODBUS command. address: 0x0031 AT+COMMAND3= 01 03 00 31 00 02,1
	218	+CMD3:Read total active energy data with MODBUS command. address:0x0031 AT+COMMAND3= 01 03 00 31 00 02,1
264	264	)))
265	265
266	266	(((
267		-RETURN3: 01 03 04 00 00 00 44 FA 00(return data)
	222	+RETURN3:01 03 04 00 00 00 44 FA 00(return data)
268	268	)))
269	269
270	270	(((
271		-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.
	226	+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.
272	272	)))
273	273
274	274	(((
275		-Payload: 01 00 02 39 85 08 DC 00 00 00 44
276		-
277		-
	230	+Payload:01 00 02 39 85 08 DC 00 00 00 44
278	278	)))
279	279
280		-[[image:image-20220601142936-6.png]]
	233	+[[image:image-20220527093204-13.png]]
281	281
282	282	AT COMMAND
283	283
284	284
	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.**
285	285
286		-(% style="color:blue" %)**01 is device address,00 02 is the current, 08 DC is the voltage,00 00 00 44 is the total active energy.**
	240	+[[image:image-20220527093251-14.png]]
287	287
288		-
289		-[[image:image-20220601143642-2.png]]
290		-
291	291	AT COMMAND
292	292
293	293
	245	+==== 1.3.3.2 via LoRaWAN DOWNLINK ====
294	294
295		-==== **1.3.3.2 via LoRaWAN DOWNLINK** ====
296		-
297		-
298	298	[[image:image-20220527093358-15.png]]
299	299
300	300	(((
...	...	@@ -306,7 +306,7 @@
306	306	)))
307	307
308	308	(((
309		-(% style="color:blue" %)**Type Code 0xAF**
	258	+**Type Code 0xAF**
310	310	)))
311	311
312	312	(((
...	...	@@ -317,9 +317,7 @@
317	317	)))
318	318
319	319	(((
320		-(% style="color:red" %)**Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.**
321		-
322		-
	269	+Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
323	323	)))
324	324
325	325	(((
...	...	@@ -355,48 +355,40 @@
355	355	)))
356	356
357	357	(((
358		-
359		-
360		-(% style="color:blue" %)**Example:**
	305	+Example:
361	361	)))
362	362
363	363	(((
364		-**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1
	309	+AF 03 01 06 0A 05 00 04 00 01 00: Same as AT+COMMAND3=0A 05 00 04 00 01,1
365	365	)))
366	366
367		-[[image:image-20220601144149-6.png]]
	312	+[[image:image-20220527093430-16.png]]
368	368
369	369	DOWNLINK
370	370
371	371
	317	+[[image:image-20220527093508-17.png]]
372	372
373		-[[image:image-20220601143803-3.png]]
374		-
375	375	DOWNLINK
376	376
377	377
	322	+[[image:image-20220527093530-18.png]]
378	378
379		-[[image:image-20220601144053-5.png]]
380		-
381	381	DOWNLINK
382	382
383	383
	327	+[[image:image-20220527093607-19.png]]
384	384
385		-[[image:image-20220601143921-4.png]]
386		-
387	387	DOWNLINK
388	388
389	389
	332	+[[image:image-20220527093628-20.png]]
390	390
391		-[[image:image-20220601142805-5.png]]
392		-
393	393	DOWNLINK
394	394
395	395
	337	+=== 1.3.4 How to configure and output commands for RS485 to USB ===
396	396
397		-=== **1.3.4 How to configure and output commands for RS485 to USB** ===
398		-
399		-
400	400	(((
401	401	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.
402	402	)))
...	...	@@ -415,8 +415,6 @@
415	415
416	416	(((
417	417	check digit: Even
418		-
419		-
420	420	)))
421	421
422	422	[[image:image-20220527093708-21.png]]
...	...	@@ -424,27 +424,21 @@
424	424	USB
425	425
426	426
427		-
428	428	[[image:image-20220527093747-22.png]]
429	429
430	430	USB
431	431
432	432
433		-
434	434	(((
435	435	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.
436		-
437		-
438	438	)))
439	439
440	440	(((
441		-(% style="color:blue" %)**Example:**  (%%)input：01 03 00 31 00 02 95 c4
	374	+**Example:**  input：01 03 00 31 00 02 95 c4
442	442	)))
443	443
444	444	(((
445	445	output：01 03 04 00 00 00 42 7A 02
446		-
447		-
448	448	)))
449	449
450	450	[[image:image-20220527093821-23.png]]
...	...	@@ -452,10 +452,8 @@
452	452	USB
453	453
454	454
	386	+=== 1.3.5 How to configure multiple devices and modify device addresses ===
455	455
456		-=== **1.3.5 How to configure multiple devices and modify device addresses** ===
457		-
458		-
459	459	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.
460	460
461	461	(((
...	...	@@ -464,18 +464,15 @@
464	464	)))
465	465	)))
466	466
467		-[[image:image-20220601142044-1.png]]
	396	+[[image:image-20220527093849-24.png]]
468	468
469	469
470		-(% style="color:blue" %)**Example**(%%): These two meters are examples of setting parameters and device addresses.
	399	+**Example**:These two meters are examples of setting parameters and device addresses.
471	471
472		-
473	473	[[image:image-20220527093950-25.png]]
474	474
475		-
476	476	[[image:image-20220527094028-26.png]]
477	477
478		-
479	479	(((
480	480	(((
481	481	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.
...	...	@@ -484,7 +484,7 @@
484	484
485	485	(((
486	486	(((
487		-We can use (% style="color:blue" %)**AT+CFGDEV**(%%) to set the device address.
	413	+We can use AT+CFGDEV to set the device address.
488	488	)))
489	489	)))
490	490
...	...	@@ -494,14 +494,10 @@
494	494	)))
495	495	)))
496	496
497		-[[image:image-20220601142354-2.png]]
	423	+[[image:https://wiki.dragino.com/images/6/6b/Double_meter4.png||alt="Double meter4.png" height="141" width="456"]]
498	498
	425	+AT+CFGDEV:01 10 00 61 00 01 02 00 02,1
499	499
500		-(% class="box infomessage" %)
501		-(((
502		-**AT+CFGDEV:01 10 00 61 00 01 02 00 02,1**
503		-)))
504		-
505	505	* 01:device adaress
506	506
507	507	* 10:function code
...	...	@@ -522,64 +522,43 @@
522	522
523	523	Its default device address is 01, and the following are the parameters for configuring two energy meters.
524	524
525		-[[image:image-20220601142452-3.png]]
	447	+[[image:https://wiki.dragino.com/images/1/13/Meter11.png||alt="Meter11.png" height="576" width="379"]]
526	526
	449	+[[image:https://wiki.dragino.com/images/thumb/7/7e/Meter12.png/600px-Meter12.png||alt="Meter12.png" height="262" width="600"]]
527	527
528		-[[image:image-20220601142607-4.png]]
	451	+PAYLOAD:01 08 DF 43 62
529	529
530		-
531		-(% style="color:blue" %)**PAYLOAD: 01 08 DF 43 62**
532		-
533	533	* 08 DF is the valid value of the meter with device address 02.
534	534	* 43 62 is the valid value of the meter with device address 01.
535	535
536		-
537		-
538		-
539	539	== 1.4 Example 4: Circuit Breaker Remote Open Close ==
540	540
	458	+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:
541	541
542		-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.
	460	+[[image:https://wiki.dragino.com/images/thumb/f/fa/RS485_04_2.png/600px-RS485_04_2.png||height="336" width="600"]]
543	543
544		-The structure is like below:
545		-
546		-[[image:image-20220527094330-30.png]]
547		-
548	548	Connection
549	549
	464	+* [[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
550	550
551		-* Configure Documen:  [[Circuit Breaker Remote Open Close>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Circuit_Breaker_Remote_Open_Close/||_mstmutation="1"]]
552		-
553		-
554		-
555		-
556	556	== 1.5 Example 5: SEM Three Energy Meter with RS485-BL or RS485-LN ==
557	557
558		-
559	559	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:
560	560
561		-* Configure Document For RS485-BL:  [[Connect to SEM Three>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/RS485-BL/Application_Note/&file=Dragino%20RS485BL%20and%20pickdata%20SEM%20Three%20v1.pdf||_mstmutation="1" style="background-color: rgb(255, 255, 255);"]]
562		-* Configure Document for RS485-LN:  [[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||_mstmutation="1"]]
	470	+* [[Connect to SEM Three>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/RS485-BL/Application_Note/&file=Dragino%20RS485BL%20and%20pickdata%20SEM%20Three%20v1.pdf]] : Configure Document For RS485-BL
563	563
	472	+* [[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
564	564
	474	+== 1.6 Example 6:CEM C31 485-T1-MID Energy Meter with RS485-LN ==
565	565
566		-
567		-== 1.6 Example 6: CEM C31 485-T1-MID Energy Meter with RS485-LN ==
568		-
569		-
570	570	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:
571	571
572		-* Configure Document For RS485-LN:  [[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||_mstmutation="1" style="background-color: rgb(255, 255, 255);"]]
	478	+* [[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
573	573
	480	+== 1.7 Example 7:Schneider Electric PLC M221 with RS485-BL ==
574	574
	482	+[[image:https://wiki.dragino.com/images/thumb/9/97/PLC_M221.png/600px-PLC_M221.png||height="353" width="600"]]
575	575
576		-
577		-== 1.7 Example 7: Schneider Electric PLC M221 with RS485-BL ==
578		-
579		-
580		-[[image:image-20220527094556-31.png]]
581		-
582	582	Network Structure
583	583
584		-
585	585	* [[Reference Instruction>>url:https://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Schneider%20Electric%20PLC/]]

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