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19	19
20	20	== 1.1 ​ What is N95S31B NB-IoT Sensor Node ==
21	21
22		-(((
23		-
24	24
25	25	(((
26	26	The Dragino N95S31B is a (% style="color:blue" %)**NB-IoT Temperature and Humidity Sensor**(%%) for Internet of Things solution. It is used to measure the (% style="color:blue" %)**surrounding environment temperature and relative air humidity precisely**(%%), and then upload to IoT server via NB-IoT network*.
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39	39	)))
40	40
41	41	(((
42		-
43		-)))
44		-
45		-(((
46	46	~* make sure you have NB-IoT coverage locally.
47	47	)))
48	48
49		-
50		-)))
51	51
52	52	[[image:1657348284168-431.png]]
53	53
54	54
55		-
56	56	== 1.2 ​ Features ==
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58	58
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78	78
79	79	(% style="color:#037691" %)**NB-IoT Spec:**
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81		-* - B1 @H-FDD: 2100MHz
82		-* - B3 @H-FDD: 1800MHz
83		-* - B8 @H-FDD: 900MHz
84		-* - B5 @H-FDD: 850MHz
85		-* - B20 @H-FDD: 800MHz
86		-* - B28 @H-FDD: 700MHz
	72	+* B1 @H-FDD: 2100MHz
	73	+* B3 @H-FDD: 1800MHz
	74	+* B8 @H-FDD: 900MHz
	75	+* B5 @H-FDD: 850MHz
	76	+* B20 @H-FDD: 800MHz
	77	+* B28 @H-FDD: 700MHz
87	87
88	88	(% style="color:#037691" %)**Battery:**
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175	175
176	176	)))
177	177
178		-
179	179	== 2.2 ​ Configure the N95S31B ==
180	180
181	181	=== 2.2.1  Power On N95S31B ===
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363	363	To save battery life, N95S31B will establish a subscription before each uplink and close the subscription 3 seconds after uplink successful. Any downlink commands from server will only arrive during the subscription period.
364	364	)))
365	365
366		-
367	367	(((
368	368	MQTT protocol has a much high-power consumption compare vs UDP / CoAP protocol. Please check the power analyze document and adjust the uplink period to a suitable interval.
369	369	)))
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416	416	)))
417	417
418	418	(((
419		- (% style="color:blue" %)**AT+CFGMOD=2 ** (%%)~/~/will set the N95S31B to work in MOD=2 distance mode which target to measure distance via Ultrasonic Sensor.
	408	+ (% style="color:blue" %)**AT+CFGMOD=2 ** (%%)~/~/  will set the N95S31B to work in MOD=2 distance mode which target to measure distance via Ultrasonic Sensor.
420	420	)))
421	421
422	422
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456	456	N95S31B uplink payload includes in total 21 bytes
457	457
458	458
459		-(% border="1" style="background-color:#ffffcc; color:green; width:520px" %)
460		-|=(% style="width: 50px;" %)**Size(bytes)**|=(% style="width: 45px;" %)**6**|=(% style="width: 25px;" %)2|=(% style="width: 25px;" %)**2**|=(% style="width: 65px;" %)**1**|=(% style="width: 50px;" %)1|=(% style="width: 120px;" %)5|=(% style="width: 70px;" %)**2**|=(% style="width: 70px;" %)**2**
	448	+(% border="1" style="background-color:#f2f2f2; width:520px" %)
	449	+|=(% style="width: 50px;background-color:#D9E2F3" %)**Size(bytes)**|=(% style="width: 45px;background-color:#D9E2F3" %)**6**|=(% style="width: 25px;background-color:#D9E2F3" %)2|=(% style="width: 25px;background-color:#D9E2F3" %)**2**|=(% style="width: 65px;background-color:#D9E2F3" %)**1**|=(% style="width: 50px;background-color:#D9E2F3" %)1|=(% style="width: 120px;background-color:#D9E2F3" %)5|=(% style="width: 70px;background-color:#D9E2F3" %)**2**|=(% style="width: 70px;background-color:#D9E2F3" %)**2**
461	461	|(% style="width:97px" %)**Value**|(% style="width:65px" %)[[Device ID>>||anchor="H2.3.2A0DeviceID"]]|(% style="width:50px" %)[[Ver>>||anchor="H2.3.3A0VersionInfo"]]|(% style="width:46px" %)[[BAT>>||anchor="H2.3.4A0BatteryInfo"]]|(% style="width:75px" %)[[Signal Strength>>||anchor="H2.3.5A0SignalStrength"]]|(% style="width:59px" %)MOD 0X01|(% style="width:162px" %)(((
462	462	(((
463	463	Reserve/ Same as NBSN95 CFGMOD=1
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519	519	(((
520	520
521	521
522		-
523	523
524	524	)))
525	525
...	...	@@ -624,11 +624,11 @@
624	624	)))
625	625
626	626	(((
627		-Higher byte: Specify hardware version: always 0x00 for N95S31B
	615	+**Higher byte:** Specify hardware version: always 0x00 for N95S31B
628	628	)))
629	629
630	630	(((
631		-Lower byte: Specify the software version: 0x6E=110, means firmware version 110
	619	+**Lower byte:** Specify the software version: 0x6E=110, means firmware version 110
632	632	)))
633	633
634	634	(((
...	...	@@ -816,7 +816,7 @@
816	816	[[image:image-20220908163102-2.png]]
817	817
818	818
819		-= 2.8 Battery & Power Consumption =
	807	+== 2.8 Battery & Power Consumption ==
820	820
821	821
822	822	N95S31B uses ER26500 + SPC1520 battery pack. See below link for detail information about the battery info and how to replace.
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824	824	[[**Battery Info & Power Consumption Analyze**>>url:http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20calculate%20the%20battery%20life%20of%20Dragino%20sensors%3F/]] .
825	825
826	826
827		-
828		-
829	829	= 3. ​ Access NB-IoT Module =
830	830
831	831
...	...	@@ -951,12 +951,10 @@
951	951	)))
952	952
953	953	(((
954		-
	940	+Firmware Download：[[https:~~/~~/www.dropbox.com/sh/fr8w23rb951512i/AACSJeGQg-7ZjKhAI_Sn57H6a?dl=0>>https://www.dropbox.com/sh/fr8w23rb951512i/AACSJeGQg-7ZjKhAI_Sn57H6a?dl=0]]
955	955
956		-(((
957	957	(% style="color:red" %)**Notice, N95S31B and LSN50v2 share the same mother board. They use the same connection and method to update.**
958	958	)))
959		-)))
960	960
961	961
962	962	= 6.  Trouble Shooting =
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968	968	**Please see: **[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/#H3.3Troubleshooting>>url:http://wiki.dragino.com/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/#H3.3Troubleshooting]]
969	969	)))
970	970
971		-(% class="wikigeneratedid" %)
972		-(((
973		-
974		-)))
975	975
976	976	== 6.2  AT Command input doesn't work ==
977	977
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982	982
983	983	)))
984	984
	965	+== 6.3 Not able to connect to NB-IoT network and keep showing "Signal Strength:99". ==
	966	+
	967	+
	968	+This means sensor is trying to join the NB-IoT network but fail. Please see this link for **//[[trouble shooting for signal strenght:99>>doc:Main.CSQ\:99,99.WebHome]]//**.
	969	+
	970	+
985	985	= 7. ​ Order Info =
986	986
987	987
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1010	1010	* Weight / pcs : 180g
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1012	1012
1013		-(((
1014		-
1015	1015
1016		-
1017		-)))
1018	1018
1019	1019	= 9.  Support =
1020	1020
1021	1021
1022	1022	* Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
	1005	+
1023	1023	* Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:http://../../../../../../D:%5C%E5%B8%82%E5%9C%BA%E8%B5%84%E6%96%99%5C%E8%AF%B4%E6%98%8E%E4%B9%A6%5CLoRa%5CLT%E7%B3%BB%E5%88%97%5Csupport@dragino.com]]
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