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Last modified by Mengting Qiu on 2025/06/04 10:46
From version 266.1
edited by Xiaoling
on 2022/06/23 11:33
Change comment: Uploaded new attachment "image-20220623113318-1.jpeg", version {1}
To version 265.5
edited by Xiaoling
on 2022/06/23 10:56
Change comment: There is no comment for this version

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7 7  [[image:1655887486036-943.png||height="322" width="322"]]
8 8  
9 9  
10 -(((
11 11   [[image:1655887552639-376.png]] [[image:1655887744989-319.png]]
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13 13  
14 14  
15 15  
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40 40  == 1.1 ​ What is LSN50V2-D2x LoRaWAN Temperature Sensor ==
41 41  
42 42  
43 -(((
44 44  The Dragino LSN50v2-D2x is a (% style="color:#4472c4" %)**LoRaWAN Temperature Sensor**(%%) for Internet of Things solution. It can be used to measure the (% style="color:#4472c4" %)**temperature of air, liquid or object**(%%), and then upload to IoT server via LoRaWAN wireless protocol.
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46 46  
47 -(((
48 48  The temperature sensor used in LSN50v2-D2x can (% style="color:#4472c4" %)**measure -55°C ~~ 125°C with accuracy ±0.5°C (max ±2.0 °C)**.
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50 50  
51 -(((
52 52  LSN50v2-D2x supports (% style="color:#4472c4" %)**temperature alarm feature,**(%%) user can set temperature alarm for instant notice.
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54 54  
55 -(((
56 56  LSN50v2-D2x has max 3 probes which measure maximum 3 temperature points.
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58 58  
59 -(((
60 60  LSN50v2-D2x is powered by (% style="color:#4472c4" %)**8500mAh Li-SOCI2 battery**(%%), it is designed for long term use up to 10 years. (Actually Battery life depends on the use environment, update period. Please check related Power Analyze report).
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62 62  
63 -(((
64 64  Each LSN50v2-D2x is pre-load with a set of unique keys for LoRaWAN registration, register these keys to local LoRaWAN server and it will auto connect after power on.
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66 66  
67 67  
68 68  [[image:1655889313568-879.png]]
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77 77  * Supply Voltage: built in 8500mAh Li-SOCI2 battery
78 78  * Operating Temperature: -40 ~~ 85°C
79 79  
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80 80  (% style="color:#037691" %)**Temperature Sensor:**
81 81  
82 82  * Range: -55 to + 125°C
83 83  * Accuracy ±0.5°C (max ±2.0 °C).
84 84  
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85 85  (% style="color:#037691" %)**LoRa Spec:**
86 86  
87 87  * Frequency Range,
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96 96  * Automatic RF Sense and CAD with ultra-fast AFC.
97 97  * LoRaWAN 1.0.3 Specification
98 98  
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99 99  (% style="color:#037691" %)**Power Consumption**
100 100  
101 101  * Sleeping Mode: 20uA
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102 102  * LoRaWAN Transmit Mode: 125mA @ 20dBm 44mA @ 14dBm
103 103  
104 104  
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105 105  == ​1.3  Features ==
106 106  
107 107  * LoRaWAN v1.0.3 Class A
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161 161  )))
162 162  
163 163  
154 +
164 164  == 1.6  Pin Definitions and Switch ==
165 165  
166 166  (% class="wikigeneratedid" %)
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197 197  1. Send an uplink packet
198 198  
199 199  
191 +
200 200  == 1.7  Hardware Change log ==
201 201  
202 202  LSN50v2-D20 v1.0:  Release.
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296 296  )))
297 297  
298 298  
299 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:500px" %)
291 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:709px" %)
300 300  |=(% style="width: 62.5px;" %)(((
301 301  **Size (bytes)**
302 -)))|=(% style="width: 60px;" %)2|=(% style="width: 120px;" %)2|=(% style="width: 60px;" %)2|=(% style="width: 65px;" %)1|=(% style="width: 65px;" %)**2**|=(% style="width: 65px;" %)2
303 -|(% style="width:65px" %)**Value**|(((
294 +)))|=(% style="width: 62.5px;" %)2|=(% style="width: 200px;" %)2|=(% style="width: 82px;" %)2|=(% style="width: 91px;" %)1|=(% style="width: 102px;" %)**2**|=(% style="width: 95px;" %)2
295 +|(% style="width:62.5px" %)**Value**|(((
304 304  [[Battery>>||anchor="HBattery:"]]
305 -)))|(% style="width:91px" %)(((
297 +)))|(% style="width:200px" %)(((
306 306  [[Temp_ Red or Temp _White>>||anchor="HTemperatureREDorTemperatureWhite:"]]
307 -)))|(% style="width:61px" %)(((
299 +)))|(% style="width:82px" %)(((
308 308  ignore
309 309  )))|(% style="width:91px" %)(((
310 310  [[Alarm Flag>>||anchor="HAlarmFlag26MOD:"]]
311 -)))|(% style="width:99px" %)(((
303 +)))|(% style="width:102px" %)(((
312 312  [[Temp_White>>||anchor="HTemperatureWhite:"]]
313 -)))|(% style="width:97px" %)(((
305 +)))|(% style="width:95px" %)(((
314 314  [[Temp_Black>>||anchor="HTemperatureBlack:"]]
315 315  )))
316 316  
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498 498  
499 499  * Alarm & MOD bit is 0x7C, 0x7C >> 2 = 0x31: Means this message is the Alarm settings message.
500 500  
501 -
502 -
503 -
504 504  == 2.6  LED Status ==
505 505  
506 506  LSN50-v2-D20 has an internal LED, it will active in below situation:
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509 509  * After the fast blinks on boot, the LED will flash once which means device is trying to send Join Packet to the network.
510 510  * If device successful join LoRaWAN network, the LED will be solid on for 5 seconds.
511 511  
512 -
513 -
514 -
515 515  == 2.7  Button Function ==
516 516  
517 517  **Internal RESET button:**
image-20220623113318-1.jpeg
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