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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
15	15
16		-== **1.1 Example 1: Connect to Leak relay and VFD** ==
	11	+== 1.1 Example 1: Connect to Leak relay and VFD ==
17	17
18		-
19	19	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:
20	20
21	21	[[image:image-20220527091852-1.png]]
...	...	@@ -35,33 +35,30 @@
35	35	* [[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.
36	36	* [[Video Demo>>url:https://www.youtube.com/watch?v=TAFZ5eaf-MY&t=6s&ab_channel=XavierFlorensaBerenguer]]
37	37
38		-== **1.2 Example 2: Connect to Pulse Counter** ==
	32	+== 1.2 Example 2: Connect to Pulse Counter ==
39	39
40		-
41	41	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:
42	42
43		-
44	44	[[image:image-20220527092058-3.png]]
45	45
46	46	Connection
47	47
48	48
49		-
50	50	[[image:image-20220527092146-4.png]]
51	51
52	52	Connection
53	53
54		-
55		-* 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	+* [[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	56	* [[Dragino Solution in Farm>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/&file=Dragino%20on%20Farms.pptx]]
57	57
58		-== **1.3 Example3: Use RS485-LN with energy meters** ==
	48	+== ==
59	59
60		-=== **1.3.1 OverView** ===
	50	+== 1.3 Example3: Use RS485-LN with energy meters ==
61	61
	52	+=== 1.3.1 OverView ===
62	62
63	63	(((
64		-(% style="color:red" %)**Note**：The specifications of each energy meter are different, please refer to your own energy meter specifications.
	55	+**Note**：The specifications of each energy meter are different, please refer to your own energy meter specifications.
65	65	)))
66	66
67	67	(((
...	...	@@ -73,11 +73,8 @@
73	73	Connection1
74	74
75	75
76		-
77	77	(((
78		-**How to connect with Energy Meter：**
79		-
80		-
	68	+How to connect with Energy Meter：
81	81	)))
82	82
83	83	(((
...	...	@@ -105,21 +105,22 @@
105	105	Connection2
106	106
107	107
108		-
109	109	[[image:image-20220527092555-7.png]]
110	110
111	111	Connection3
112	112
113	113
114		-=== **1.3.2 How to use the parameters of the energy meter and MODBUS commands** ===
	101	+=== 1.3.2 How to use the parameters of the energy meter and MODBUS commands ===
115	115
116		-
117	117	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.
118	118
119		-[[image:image-20220601143257-10.png]]
	105	+[[image:image-20220527092629-8.png]]
120	120
121	121
122		-(% style="color:blue" %)**Example:**(%%)  AT+COMMAND1=01 03 00 00 00 01 84 0A
	108	+(% class="box infomessage" %)
	109	+(((
	110	+**Example:** AT+COMMAND1=01 03 00 00 00 01 84 0A
	111	+)))
123	123
124	124	* The first byte : slave address code (=001～247)
125	125	* The second byte : read register value function code
...	...	@@ -128,12 +128,12 @@
128	128	* 7th and 8th bytes: CRC16 checksum from bytes 1 to 6.
129	129
130	130	(((
131		-
132		-
133		-
134	134	How to parse the reading of the return command of the parameter：
	121	+)))
135	135
136		-(% style="color:blue" %)**Example:**(%%) RETURN1：01 03 02 08 FD 7E 05
	123	+(% class="box infomessage" %)
	124	+(((
	125	+**Example:** RETURN1：01 03 02 08 FD 7E 05
137	137	)))
138	138
139	139	* The first byte ARD: slave address code (=001～254)
...	...	@@ -146,27 +146,22 @@
146	146	(% class="wikigeneratedid" %)
147	147	(((
148	148
149		-
150		-
151		-
152	152	)))
153	153
154		-=== **1.3.3 How to configure RS485-LN and parse output commands** ===
	140	+=== 1.3.3 How to configure RS485-LN and parse output commands ===
155	155
156		-
157	157	RS485-LN provides two configuration methods: AT COMMAND and DOWNLINK.
158	158
159	159
160		-==== **1.3.3.1 via AT COMMAND** ====
	145	+==== 1.3.3.1 via AT COMMAND: ====
161	161
	147	+First, we can use **AT+CFGDEV** to get the return value, and we can also judge whether the input parameters are correct.
162	162
163		-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.
164		-
165	165	(((
166	166	If the configured parameters and commands are incorrect, the return value is not obtained.
167	167	)))
168	168
169		-[[image:image-20220601143201-9.png]]
	153	+[[image:image-20220527092748-9.png]]
170	170
171	171	AT COMMAND
172	172
...	...	@@ -173,33 +173,31 @@
173	173
174	174	(% class="box infomessage" %)
175	175	(((
176		- **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	+ AT+DATACUTx : This command defines how to handle the return from AT+COMMANDx, max reture length is 40 bytes. AT+DATACUTx=a,b,c
177	177	)))
178	178
179		-a:  length for the return of AT+COMMAND
	163	+a: length for the return of AT+COMMAND
180	180
181		-b: 1: grab valid value by byte, max 6 bytes;  2: grab valid value by bytes section, max 3 sections.
	165	+b:1: grab valid value by byte, max 6 bytes. 2: grab valid value by bytes section, max 3 sections.
182	182
183		-c:  define the position for valid value.
	167	+c: define the position for valid value.
184	184
185		-[[image:image-20220601143115-8.png]]
	169	+[[image:image-20220527092936-10.png]]
186	186
187	187	AT COMMAND
188	188
189	189
190		-
191	191	PAYLOAD is available after the valid value is intercepted.
192	192
193	193
194		-[[image:image-20220601143046-7.png]]
	177	+[[image:image-20220527093059-11.png]]
195	195
196	196	AT COMMAND
197	197
198	198
199		-
200	200	You can get configured PAYLOAD on TTN.
201	201
202		-[[image:image-20220601143519-1.png]]
	184	+[[image:image-20220527093133-12.png]]
203	203
204	204	(((
205	205	AT COMMAND
...	...	@@ -210,52 +210,52 @@
210	210	)))
211	211
212	212	(((
213		-(% style="color:blue" %)**Example**:
	195	+(% style="color:#4f81bd" %)**Example**:
214	214
215		-CMD1: Read current data with MODBUS command. address: 0x03 AT+COMMAND1= 01 03 00 03 00 01,1
	197	+CMD1:Read current data with MODBUS command. address:0x03 AT+COMMAND1= 01 03 00 03 00 01,1
216	216	)))
217	217
218	218	(((
219		-RETURN1: 01 03 02 00 02 39 85 00 00(return data)
	201	+RETURN1:01 03 02 00 02 39 85 00 00(return data)
220	220	)))
221	221
222	222	(((
223		-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.
	205	+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.
224	224
225	225
226	226	)))
227	227
228	228	(((
229		-CMD2: Read voltage data with MODBUS command. address: 0x00 AT+COMMAND2= 01 03 00 00 00 01,1
	211	+CMD2:Read voltage data with MODBUS command. address:0x00 AT+COMMAND2= 01 03 00 00 00 01,1
230	230	)))
231	231
232	232	(((
233		-RETURN2: 01 03 02 08 DC BE 1D(return data)
	215	+RETURN2:01 03 02 08 DC BE 1D(return data)
234	234	)))
235	235
236	236	(((
237		-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.
	219	+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.
238	238
239	239
240	240	)))
241	241
242	242	(((
243		-CMD3: Read total active energy data with MODBUS command. address: 0x0031 AT+COMMAND3= 01 03 00 31 00 02,1
	225	+CMD3:Read total active energy data with MODBUS command. address:0x0031 AT+COMMAND3= 01 03 00 31 00 02,1
244	244	)))
245	245
246	246	(((
247		-RETURN3: 01 03 04 00 00 00 44 FA 00(return data)
	229	+RETURN3:01 03 04 00 00 00 44 FA 00(return data)
248	248	)))
249	249
250	250	(((
251		-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.
	233	+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.
252	252	)))
253	253
254	254	(((
255		-Payload: 01 00 02 39 85 08 DC 00 00 00 44
	237	+Payload:01 00 02 39 85 08 DC 00 00 00 44
256	256	)))
257	257
258		-[[image:image-20220601142936-6.png]]
	240	+[[image:image-20220527093204-13.png]]
259	259
260	260	AT COMMAND
261	261
...	...	@@ -262,15 +262,13 @@
262	262
263	263	(% 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.**
264	264
	247	+[[image:image-20220527093251-14.png]]
265	265
266		-[[image:image-20220601143642-2.png]]
267		-
268	268	AT COMMAND
269	269
270	270
271		-==== **1.3.3.2 via LoRaWAN DOWNLINK** ====
	252	+==== 1.3.3.2 via LoRaWAN DOWNLINK ====
272	272
273		-
274	274	[[image:image-20220527093358-15.png]]
275	275
276	276	(((
...	...	@@ -293,7 +293,7 @@
293	293	)))
294	294
295	295	(((
296		-(% style="color:red" %)Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
	276	+Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
297	297	)))
298	298
299	299	(((
...	...	@@ -329,9 +329,7 @@
329	329	)))
330	330
331	331	(((
332		-
333		-
334		-(% style="color:blue" %)**Example:**
	312	+(% style="color:#4f81bd" %)**Example:**
335	335	)))
336	336
337	337	(((
...	...	@@ -338,36 +338,32 @@
338	338	**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1
339	339	)))
340	340
341		-[[image:image-20220601144149-6.png]]
	319	+[[image:image-20220527093430-16.png]]
342	342
343	343	DOWNLINK
344	344
345	345
	324	+[[image:image-20220527093508-17.png]]
346	346
347		-[[image:image-20220601143803-3.png]]
348		-
349	349	DOWNLINK
350	350
351	351
	329	+[[image:image-20220527093530-18.png]]
352	352
353		-[[image:image-20220601144053-5.png]]
354		-
355	355	DOWNLINK
356	356
357	357
	334	+[[image:image-20220527093607-19.png]]
358	358
359		-[[image:image-20220601143921-4.png]]
360		-
361	361	DOWNLINK
362	362
363	363
	339	+[[image:image-20220527093628-20.png]]
364	364
365		-[[image:image-20220601142805-5.png]]
366		-
367	367	DOWNLINK
368	368
369	369
370		-=== **1.3.4 How to configure and output commands for RS485 to USB** ===
	344	+=== 1.3.4 How to configure and output commands for RS485 to USB ===
371	371
372	372	(((
373	373	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.
...	...	@@ -387,8 +387,6 @@
387	387
388	388	(((
389	389	check digit: Even
390		-
391		-
392	392	)))
393	393
394	394	[[image:image-20220527093708-21.png]]
...	...	@@ -396,27 +396,21 @@
396	396	USB
397	397
398	398
399		-
400	400	[[image:image-20220527093747-22.png]]
401	401
402	402	USB
403	403
404	404
405		-
406	406	(((
407	407	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.
408		-
409		-
410	410	)))
411	411
412	412	(((
413		-(% style="color:blue" %)**Example:**  (%%)input：01 03 00 31 00 02 95 c4
	381	+(% style="color:#4f81bd" %)**Example:**  (%%)input：01 03 00 31 00 02 95 c4
414	414	)))
415	415
416	416	(((
417	417	output：01 03 04 00 00 00 42 7A 02
418		-
419		-
420	420	)))
421	421
422	422	[[image:image-20220527093821-23.png]]
...	...	@@ -424,9 +424,8 @@
424	424	USB
425	425
426	426
427		-=== **1.3.5 How to configure multiple devices and modify device addresses** ===
	393	+=== 1.3.5 How to configure multiple devices and modify device addresses ===
428	428
429		-
430	430	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.
431	431
432	432	(((
...	...	@@ -435,17 +435,15 @@
435	435	)))
436	436	)))
437	437
438		-[[image:image-20220601142044-1.png]]
	403	+[[image:image-20220527093849-24.png]]
439	439
440	440
441		-(% style="color:blue" %)**Example**(%%): These two meters are examples of setting parameters and device addresses.
	406	+**Example**:These two meters are examples of setting parameters and device addresses.
442	442
443	443	[[image:image-20220527093950-25.png]]
444	444
445		-
446	446	[[image:image-20220527094028-26.png]]
447	447
448		-
449	449	(((
450	450	(((
451	451	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.
...	...	@@ -454,7 +454,7 @@
454	454
455	455	(((
456	456	(((
457		-We can use **AT+CFGDEV** to set the device address.
	420	+We can use AT+CFGDEV to set the device address.
458	458	)))
459	459	)))
460	460
...	...	@@ -464,9 +464,8 @@
464	464	)))
465	465	)))
466	466
467		-[[image:image-20220601142354-2.png]]
	430	+[[image:image-20220527094100-27.png]]
468	468
469		-
470	470	(% class="box infomessage" %)
471	471	(((
472	472	**AT+CFGDEV:01 10 00 61 00 01 02 00 02,1**
...	...	@@ -492,64 +492,44 @@
492	492
493	493	Its default device address is 01, and the following are the parameters for configuring two energy meters.
494	494
495		-[[image:image-20220601142452-3.png]]
	457	+[[image:image-20220527094150-28.png]]
496	496
497	497
498		-[[image:image-20220601142607-4.png]]
	460	+[[image:image-20220527094224-29.png]]
499	499
	462	+PAYLOAD:01 08 DF 43 62
500	500
501		-**PAYLOAD:01 08 DF 43 62**
502		-
503	503	* 08 DF is the valid value of the meter with device address 02.
504	504	* 43 62 is the valid value of the meter with device address 01.
505	505
506		-
507		-
508		-
509	509	== 1.4 Example 4: Circuit Breaker Remote Open Close ==
510	510
	469	+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:
511	511
512		-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.
513		-
514		-The structure is like below:
515		-
516	516	[[image:image-20220527094330-30.png]]
517	517
518	518	Connection
519	519
	475	+* [[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
520	520
521		-* 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/]]
522		-
523		-
524		-
525		-
526	526	== 1.5 Example 5: SEM Three Energy Meter with RS485-BL or RS485-LN ==
527	527
528		-
529	529	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:
530	530
531		-* 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||style="background-color: rgb(255, 255, 255);"]]
532		-* 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]]
	481	+* [[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
533	533
	483	+* [[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
534	534
	485	+== 1.6 Example 6:CEM C31 485-T1-MID Energy Meter with RS485-LN ==
535	535
536		-
537		-== 1.6 Example 6: CEM C31 485-T1-MID Energy Meter with RS485-LN ==
538		-
539		-
540	540	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:
541	541
542		-* 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||style="background-color: rgb(255, 255, 255);"]]
	489	+* [[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
543	543
	491	+== 1.7 Example 7:Schneider Electric PLC M221 with RS485-BL ==
544	544
545		-
546		-
547		-== 1.7 Example 7: Schneider Electric PLC M221 with RS485-BL ==
548		-
549		-
550	550	[[image:image-20220527094556-31.png]]
551	551
552	552	Network Structure
553	553
554		-
555	555	* [[Reference Instruction>>url:https://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Schneider%20Electric%20PLC/]]

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