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1		-(% class="wikigeneratedid" %)
2		- **Contents:**
	1	+**Table of Contents:**
3	3
4	4	{{toc/}}
5	5
...	...	@@ -10,11 +10,13 @@
10	10
11	11	= **1. Introduction** =
12	12
	12	+
13	13	This article provide the examples for RS485-LN to connect to different type of RS485 sensors.
14	14
15	15
16	16	== **1.1 Example 1: Connect to Leak relay and VFD** ==
17	17
	18	+
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]]
...	...	@@ -28,18 +28,19 @@
28	28	Connection
29	29
30	30
31		-Related documents:
	32	+(% style="color:blue" %)**Related documents:**
32	32
33		-* [[Solar Pump with Dragino>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Relay_VFD/]] : System Structure
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.
	34	+* System Structure:  [[Solar Pump with Dragino>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Relay_VFD/||style="background-color: rgb(255, 255, 255);"]]
	35	+* 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/||style="background-color: rgb(255, 255, 255);"]]
35	35	* [[Video Demo>>url:https://www.youtube.com/watch?v=TAFZ5eaf-MY&t=6s&ab_channel=XavierFlorensaBerenguer]]
36	36
37	37
38		-
39	39	== **1.2 Example 2: Connect to Pulse Counter** ==
40	40
	41	+
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
	44	+
43	43	[[image:image-20220527092058-3.png]]
44	44
45	45	Connection
...	...	@@ -51,17 +51,20 @@
51	51	Connection
52	52
53	53
54		-* [[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	+(% style="color:blue" %)**Related documents:**
	57	+
	58	+* 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/]]
55	55	* [[Dragino Solution in Farm>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/&file=Dragino%20on%20Farms.pptx]]
56	56
57		-== ==
58	58
59	59	== **1.3 Example3: Use RS485-LN with energy meters** ==
60	60
	64	+
61	61	=== **1.3.1 OverView** ===
62	62
	67	+
63	63	(((
64		-**Note**：The specifications of each energy meter are different, please refer to your own energy meter specifications.
	69	+(% style="color:red" %)**Note**：The specifications of each energy meter are different, please refer to your own energy meter specifications.
65	65	)))
66	66
67	67	(((
...	...	@@ -75,7 +75,9 @@
75	75
76	76
77	77	(((
78		-How to connect with Energy Meter：
	83	+(% style="color:blue" %)**How to connect with Energy Meter：**
	84	+
	85	+
79	79	)))
80	80
81	81	(((
...	...	@@ -103,23 +103,21 @@
103	103	Connection2
104	104
105	105
106		-
107	107	[[image:image-20220527092555-7.png]]
108	108
109	109	Connection3
110	110
111	111
	118	+
112	112	=== **1.3.2 How to use the parameters of the energy meter and MODBUS commands** ===
113	113
	121	+
114	114	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.
115	115
116		-[[image:image-20220527092629-8.png]]
	124	+[[image:image-20220601143257-10.png]]
117	117
118	118
119		-(% class="box infomessage" %)
120		-(((
121		-**Example:** AT+COMMAND1=01 03 00 00 00 01 84 0A
122		-)))
	127	+(% style="color:blue" %)**Example:**(%%)  AT+COMMAND1=01 03 00 00 00 01 84 0A
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	(((
	136	+
	137	+
	138	+
131	131	How to parse the reading of the return command of the parameter：
132		-)))
133	133
134		-(% class="box infomessage" %)
135		-(((
136		-**Example:** RETURN1：01 03 02 08 FD 7E 05
	141	+(% style="color:blue" %)**Example:**(%%) RETURN1：01 03 02 08 FD 7E 05
137	137	)))
138	138
139	139	* The first byte ARD: slave address code (=001～254)
...	...	@@ -146,22 +146,28 @@
146	146	(% class="wikigeneratedid" %)
147	147	(((
148	148
	154	+
	155	+
	156	+
149	149	)))
150	150
151	151	=== **1.3.3 How to configure RS485-LN and parse output commands** ===
152	152
	161	+
153	153	RS485-LN provides two configuration methods: AT COMMAND and DOWNLINK.
154	154
155	155
156		-==== **1.3.3.1 via AT COMMAND:** ====
157	157
158		-First, we can use **AT+CFGDEV** to get the return value, and we can also judge whether the input parameters are correct.
	166	+==== **1.3.3.1 via AT COMMAND** ====
159	159
	168	+
	169	+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.
	170	+
160	160	(((
161	161	If the configured parameters and commands are incorrect, the return value is not obtained.
162	162	)))
163	163
164		-[[image:image-20220527092748-9.png]]
	175	+[[image:image-20220601143201-9.png]]
165	165
166	166	AT COMMAND
167	167
...	...	@@ -168,31 +168,33 @@
168	168
169	169	(% class="box infomessage" %)
170	170	(((
171		- AT+DATACUTx : This command defines how to handle the return from AT+COMMANDx, max reture length is 40 bytes. AT+DATACUTx=a,b,c
	182	+ **AT+DATACUTx **:  This command defines how to handle the return from AT+COMMANDx, max reture length is 40 bytes. AT+DATACUTx=a,b,c
172	172	)))
173	173
174		-a: length for the return of AT+COMMAND
	185	+a:  length for the return of AT+COMMAND
175	175
176		-b:1: grab valid value by byte, max 6 bytes. 2: grab valid value by bytes section, max 3 sections.
	187	+b: 1: grab valid value by byte, max 6 bytes;  2: grab valid value by bytes section, max 3 sections.
177	177
178		-c: define the position for valid value.
	189	+c:  define the position for valid value.
179	179
180		-[[image:image-20220527092936-10.png]]
	191	+[[image:image-20220601143115-8.png]]
181	181
182	182	AT COMMAND
183	183
184	184
	196	+
185	185	PAYLOAD is available after the valid value is intercepted.
186	186
187	187
188		-[[image:image-20220527093059-11.png]]
	200	+[[image:image-20220601143046-7.png]]
189	189
190	190	AT COMMAND
191	191
192	192
	205	+
193	193	You can get configured PAYLOAD on TTN.
194	194
195		-[[image:image-20220527093133-12.png]]
	208	+[[image:image-20220601143519-1.png]]
196	196
197	197	(((
198	198	AT COMMAND
...	...	@@ -203,52 +203,52 @@
203	203	)))
204	204
205	205	(((
206		-(% style="color:#4f81bd" %)**Example**:
	219	+(% style="color:blue" %)**Example**:
207	207
208		-CMD1:Read current data with MODBUS command. address:0x03 AT+COMMAND1= 01 03 00 03 00 01,1
	221	+(% style="color:red" %)**CMD1:**(%%) Read current data with MODBUS command. address: 0x03 AT+COMMAND1= 01 03 00 03 00 01,1
209	209	)))
210	210
211	211	(((
212		-RETURN1:01 03 02 00 02 39 85 00 00(return data)
	225	+RETURN1: 01 03 02 00 02 39 85 00 00(return data)
213	213	)))
214	214
215	215	(((
216		-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.
	229	+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.
217	217
218	218
219	219	)))
220	220
221	221	(((
222		-CMD2:Read voltage data with MODBUS command. address:0x00 AT+COMMAND2= 01 03 00 00 00 01,1
	235	+(% style="color:red" %)**CMD2: **(%%)Read voltage data with MODBUS command. address: 0x00 AT+COMMAND2= 01 03 00 00 00 01,1
223	223	)))
224	224
225	225	(((
226		-RETURN2:01 03 02 08 DC BE 1D(return data)
	239	+RETURN2: 01 03 02 08 DC BE 1D(return data)
227	227	)))
228	228
229	229	(((
230		-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.
	243	+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.
231	231
232	232
233	233	)))
234	234
235	235	(((
236		-CMD3:Read total active energy data with MODBUS command. address:0x0031 AT+COMMAND3= 01 03 00 31 00 02,1
	249	+(% style="color:red" %)**CMD3:**(%%) Read total active energy data with MODBUS command. address: 0x0031 AT+COMMAND3= 01 03 00 31 00 02,1
237	237	)))
238	238
239	239	(((
240		-RETURN3:01 03 04 00 00 00 44 FA 00(return data)
	253	+RETURN3: 01 03 04 00 00 00 44 FA 00(return data)
241	241	)))
242	242
243	243	(((
244		-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.
	257	+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.
245	245	)))
246	246
247	247	(((
248		-Payload:01 00 02 39 85 08 DC 00 00 00 44
	261	+Payload: 01 00 02 39 85 08 DC 00 00 00 44
249	249	)))
250	250
251		-[[image:image-20220527093204-13.png]]
	264	+[[image:image-20220601142936-6.png]]
252	252
253	253	AT COMMAND
254	254
...	...	@@ -255,13 +255,16 @@
255	255
256	256	(% 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.**
257	257
258		-[[image:image-20220527093251-14.png]]
259	259
	272	+[[image:image-20220601143642-2.png]]
	273	+
260	260	AT COMMAND
261	261
262	262
	277	+
263	263	==== **1.3.3.2 via LoRaWAN DOWNLINK** ====
264	264
	280	+
265	265	[[image:image-20220527093358-15.png]]
266	266
267	267	(((
...	...	@@ -284,7 +284,7 @@
284	284	)))
285	285
286	286	(((
287		-Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
	303	+(% style="color:red" %)**Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.**
288	288	)))
289	289
290	290	(((
...	...	@@ -320,7 +320,9 @@
320	320	)))
321	321
322	322	(((
323		-(% style="color:#4f81bd" %)**Example:**
	339	+
	340	+
	341	+(% style="color:blue" %)**Example:**
324	324	)))
325	325
326	326	(((
...	...	@@ -327,31 +327,36 @@
327	327	**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1
328	328	)))
329	329
330		-[[image:image-20220527093430-16.png]]
	348	+[[image:image-20220601144149-6.png]]
331	331
332	332	DOWNLINK
333	333
334	334
335		-[[image:image-20220527093508-17.png]]
336	336
	354	+[[image:image-20220601143803-3.png]]
	355	+
337	337	DOWNLINK
338	338
339	339
340		-[[image:image-20220527093530-18.png]]
341	341
	360	+[[image:image-20220601144053-5.png]]
	361	+
342	342	DOWNLINK
343	343
344	344
345		-[[image:image-20220527093607-19.png]]
346	346
	366	+[[image:image-20220601143921-4.png]]
	367	+
347	347	DOWNLINK
348	348
349	349
350		-[[image:image-20220527093628-20.png]]
351	351
	372	+[[image:image-20220601142805-5.png]]
	373	+
352	352	DOWNLINK
353	353
354	354
	377	+
355	355	=== **1.3.4 How to configure and output commands for RS485 to USB** ===
356	356
357	357	(((
...	...	@@ -372,6 +372,8 @@
372	372
373	373	(((
374	374	check digit: Even
	398	+
	399	+
375	375	)))
376	376
377	377	[[image:image-20220527093708-21.png]]
...	...	@@ -379,21 +379,27 @@
379	379	USB
380	380
381	381
	407	+
382	382	[[image:image-20220527093747-22.png]]
383	383
384	384	USB
385	385
386	386
	413	+
387	387	(((
388	388	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.
	416	+
	417	+
389	389	)))
390	390
391	391	(((
392		-(% style="color:#4f81bd" %)**Example:**  (%%)input：01 03 00 31 00 02 95 c4
	421	+(% style="color:blue" %)**Example:**  (%%)input：01 03 00 31 00 02 95 c4
393	393	)))
394	394
395	395	(((
396	396	output：01 03 04 00 00 00 42 7A 02
	426	+
	427	+
397	397	)))
398	398
399	399	[[image:image-20220527093821-23.png]]
...	...	@@ -401,8 +401,10 @@
401	401	USB
402	402
403	403
	435	+
404	404	=== **1.3.5 How to configure multiple devices and modify device addresses** ===
405	405
	438	+
406	406	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.
407	407
408	408	(((
...	...	@@ -411,15 +411,17 @@
411	411	)))
412	412	)))
413	413
414		-[[image:image-20220527093849-24.png]]
	447	+[[image:image-20220601142044-1.png]]
415	415
416	416
417		-**Example**:These two meters are examples of setting parameters and device addresses.
	450	+(% style="color:blue" %)**Example**(%%): These two meters are examples of setting parameters and device addresses.
418	418
419	419	[[image:image-20220527093950-25.png]]
420	420
	454	+
421	421	[[image:image-20220527094028-26.png]]
422	422
	457	+
423	423	(((
424	424	(((
425	425	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.
...	...	@@ -428,7 +428,7 @@
428	428
429	429	(((
430	430	(((
431		-We can use AT+CFGDEV to set the device address.
	466	+We can use (% style="color:blue" %)**AT+CFGDEV**(%%) to set the device address.
432	432	)))
433	433	)))
434	434
...	...	@@ -438,8 +438,9 @@
438	438	)))
439	439	)))
440	440
441		-[[image:image-20220527094100-27.png]]
	476	+[[image:image-20220601142354-2.png]]
442	442
	478	+
443	443	(% class="box infomessage" %)
444	444	(((
445	445	**AT+CFGDEV:01 10 00 61 00 01 02 00 02,1**
...	...	@@ -465,46 +465,60 @@
465	465
466	466	Its default device address is 01, and the following are the parameters for configuring two energy meters.
467	467
468		-[[image:image-20220527094150-28.png]]
	504	+[[image:image-20220601142452-3.png]]
469	469
470	470
471		-[[image:image-20220527094224-29.png]]
	507	+[[image:image-20220601142607-4.png]]
472	472
473		-**PAYLOAD:01 08 DF 43 62**
474	474
	510	+(% style="color:blue" %)**PAYLOAD: 01 08 DF 43 62**
	511	+
475	475	* 08 DF is the valid value of the meter with device address 02.
476	476	* 43 62 is the valid value of the meter with device address 01.
477	477
478	478
	516	+
479	479	== 1.4 Example 4: Circuit Breaker Remote Open Close ==
480	480
481		-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:
482	482
	520	+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.
	521	+
	522	+The structure is like below:
	523	+
483	483	[[image:image-20220527094330-30.png]]
484	484
485	485	Connection
486	486
487		-* [[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
488	488
	529	+* 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/]]
489	489
	531	+
	532	+
490	490	== 1.5 Example 5: SEM Three Energy Meter with RS485-BL or RS485-LN ==
491	491
	535	+
492	492	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:
493	493
494		-* [[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
	538	+* 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);"]]
	539	+* 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]]
495	495
496		-* [[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
497	497
498		-== 1.6 Example 6:CEM C31 485-T1-MID Energy Meter with RS485-LN ==
499	499
	543	+== 1.6 Example 6: CEM C31 485-T1-MID Energy Meter with RS485-LN ==
	544	+
	545	+
500	500	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:
501	501
502		-* [[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
	548	+* 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);"]]
503	503
504		-== 1.7 Example 7:Schneider Electric PLC M221 with RS485-BL ==
505	505
	551	+
	552	+== 1.7 Example 7: Schneider Electric PLC M221 with RS485-BL ==
	553	+
	554	+
506	506	[[image:image-20220527094556-31.png]]
507	507
508	508	Network Structure
509	509
	559	+
510	510	* [[Reference Instruction>>url:https://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Schneider%20Electric%20PLC/]]

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