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Last modified by Mengting Qiu on 2025/06/04 10:46
From version 265.6
edited by Xiaoling
on 2022/06/23 10:58
Change comment: There is no comment for this version
To version 265.16
edited by Xiaoling
on 2022/06/23 11:32
Change comment: There is no comment for this version

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7 7  [[image:1655887486036-943.png||height="322" width="322"]]
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9 9  
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10 10   [[image:1655887552639-376.png]] [[image:1655887744989-319.png]]
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11 11  
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38 38  == 1.1 ​ What is LSN50V2-D2x LoRaWAN Temperature Sensor ==
39 39  
40 40  
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41 41  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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42 42  
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43 43  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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44 44  
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45 45  LSN50v2-D2x supports (% style="color:#4472c4" %)**temperature alarm feature,**(%%) user can set temperature alarm for instant notice.
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46 46  
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47 47  LSN50v2-D2x has max 3 probes which measure maximum 3 temperature points.
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48 48  
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49 49  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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50 50  
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51 51  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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52 52  
53 53  
54 54  [[image:1655889313568-879.png]]
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63 63  * Supply Voltage: built in 8500mAh Li-SOCI2 battery
64 64  * Operating Temperature: -40 ~~ 85°C
65 65  
66 -
67 67  (% style="color:#037691" %)**Temperature Sensor:**
68 68  
69 69  * Range: -55 to + 125°C
70 70  * Accuracy ±0.5°C (max ±2.0 °C).
71 71  
72 -
73 73  (% style="color:#037691" %)**LoRa Spec:**
74 74  
75 75  * Frequency Range,
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84 84  * Automatic RF Sense and CAD with ultra-fast AFC.
85 85  * LoRaWAN 1.0.3 Specification
86 86  
87 -
88 88  (% style="color:#037691" %)**Power Consumption**
89 89  
90 90  * Sleeping Mode: 20uA
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91 91  * LoRaWAN Transmit Mode: 125mA @ 20dBm 44mA @ 14dBm
92 92  
93 93  
94 -
95 95  == ​1.3  Features ==
96 96  
97 97  * LoRaWAN v1.0.3 Class A
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151 151  )))
152 152  
153 153  
154 -
155 155  == 1.6  Pin Definitions and Switch ==
156 156  
157 157  (% class="wikigeneratedid" %)
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188 188  1. Send an uplink packet
189 189  
190 190  
191 -
192 192  == 1.7  Hardware Change log ==
193 193  
194 194  LSN50v2-D20 v1.0:  Release.
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288 288  )))
289 289  
290 290  
291 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
299 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:500px" %)
292 292  |=(% style="width: 62.5px;" %)(((
293 293  **Size (bytes)**
294 -)))|=(% style="width: 62.5px;" %)2|=(% style="width: 91px;" %)2|=(% style="width: 61px;" %)2|=(% style="width: 91px;" %)1|=(% style="width: 99px;" %)**2**|=(% style="width: 97px;" %)2
295 -|(% style="width:62.5px" %)**Value**|(((
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**|(((
296 296  [[Battery>>||anchor="HBattery:"]]
297 297  )))|(% style="width:91px" %)(((
298 298  [[Temp_ Red or Temp _White>>||anchor="HTemperatureREDorTemperatureWhite:"]]
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490 490  
491 491  * Alarm & MOD bit is 0x7C, 0x7C >> 2 = 0x31: Means this message is the Alarm settings message.
492 492  
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503 +
493 493  == 2.6  LED Status ==
494 494  
495 495  LSN50-v2-D20 has an internal LED, it will active in below situation:
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498 498  * After the fast blinks on boot, the LED will flash once which means device is trying to send Join Packet to the network.
499 499  * If device successful join LoRaWAN network, the LED will be solid on for 5 seconds.
500 500  
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514 +
501 501  == 2.7  Button Function ==
502 502  
503 503  **Internal RESET button:**