Changes for page LHT52 - LoRaWAN Temperature & Humidity Sensor User Manual
Last modified by Mengting Qiu on 2024/04/30 14:27
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... ... @@ -16,29 +16,18 @@ 16 16 17 17 == 1.1 What is LHT65N Temperature & Humidity Sensor == 18 18 19 - (((19 + 20 20 The Dragino LHT65N Temperature & Humidity sensor is a Long Range LoRaWAN Sensor. It includes a (% style="color:#4f81bd" %)**built-in Temperature & Humidity sensor**(%%) and has an external sensor connector to connect to an external (% style="color:#4f81bd" %)**Temperature Sensor**(%%)**.** 21 -))) 22 22 23 -((( 24 24 The LHT65N allows users to send data and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, building automation, and so on. 25 -))) 26 26 27 -((( 28 28 LHT65N has a built-in 2400mAh non-chargeable battery which can be used for up to 10 years*. 29 -))) 30 30 31 -((( 32 32 LHT65N is full compatible with LoRaWAN v1.0.3 Class A protocol, it can work with a standard LoRaWAN gateway. 33 -))) 34 34 35 -((( 36 36 LHT65N supports (% style="color:#4f81bd" %)**Datalog Feature**(%%). It will record the data when there is no network coverage and users can retrieve the sensor value later to ensure no miss for every sensor reading. 37 -))) 38 38 39 -((( 40 40 *The actual battery life depends on how often to send data, please see the battery analyzer chapter. 41 -))) 42 42 43 43 == 1.2 Features == 44 44 ... ... @@ -56,69 +56,36 @@ 56 56 57 57 == 1.3 Specification == 58 58 59 -((( 60 60 **Built-in Temperature Sensor:** 61 -))) 62 62 63 -* ((( 64 -Resolution: 0.01 °C 65 -))) 66 -* ((( 67 -Accuracy Tolerance : Typ ±0.3 °C 68 -))) 69 -* ((( 70 -Long Term Drift: < 0.02 °C/yr 71 -))) 72 -* ((( 73 -Operating Range: -40 ~~ 85 °C 74 -))) 50 +* Resolution: 0.01 °C 51 +* Accuracy Tolerance : Typ ±0.3 °C 52 +* Long Term Drift: < 0.02 °C/yr 53 +* Operating Range: -40 ~~ 85 °C 75 75 76 -((( 77 77 **Built-in Humidity Sensor:** 78 -))) 79 79 80 -* ((( 81 -Resolution: 0.04 %RH 82 -))) 83 -* ((( 84 -Accuracy Tolerance : Typ ±3 %RH 85 -))) 86 -* ((( 87 -Long Term Drift: < 0.02 °C/yr 88 -))) 89 -* ((( 90 -Operating Range: 0 ~~ 96 %RH 91 -))) 57 +* Resolution: 0.04 %RH 58 +* Accuracy Tolerance : Typ ±3 %RH 59 +* Long Term Drift: < 0.02 °C/yr 60 +* Operating Range: 0 ~~ 96 %RH 92 92 93 -((( 94 94 **External Temperature Sensor:** 95 -))) 96 96 97 -* ((( 98 -Resolution: 0.0625 °C 99 -))) 100 -* ((( 101 -±0.5°C accuracy from -10°C to +85°C 102 -))) 103 -* ((( 104 -±2°C accuracy from -55°C to +125°C 105 -))) 106 -* ((( 107 -Operating Range: -55 °C ~~ 125 °C 108 -))) 64 +* Resolution: 0.0625 °C 65 +* ±0.5°C accuracy from -10°C to +85°C 66 +* ±2°C accuracy from -55°C to +125°C 67 +* Operating Range: -55 °C ~~ 125 °C 109 109 110 110 = 2. Connect LHT65N to IoT Server = 111 111 112 112 == 2.1 How does LHT65N work? == 113 113 114 -((( 115 115 LHT65N is configured as LoRaWAN OTAA Class A mode by default. Each LHT65N is shipped with a worldwide unique set of OTAA keys. To use LHT65N in a LoRaWAN network, first, we need to put the OTAA keys in LoRaWAN Network Server and then activate LHT65N. 116 -))) 117 117 118 -((( 119 119 If LHT65N is under the coverage of this LoRaWAN network. LHT65N can join the LoRaWAN network automatically. After successfully joining, LHT65N will start to measure environment temperature and humidity, and start to transmit sensor data to the LoRaWAN server. The default period for each uplink is 20 minutes. 120 -))) 121 121 77 + 122 122 == 2.2 How to Activate LHT65N? == 123 123 124 124 The LHT65N has two working modes: ... ... @@ -126,9 +126,7 @@ 126 126 * **Deep Sleep Mode**: LHT65N doesn’t have any LoRaWAN activation. This mode is used for storage and shipping to save battery life. 127 127 * **Working Mode**: In this mode, LHT65N works as LoRaWAN Sensor mode to Join LoRaWAN network and send out the sensor data to the server. Between each sampling/tx/rx periodically, LHT65 will be in STOP mode (IDLE mode), in STOP mode, LHT65N has the same power consumption as Deep Sleep mode. 128 128 129 -((( 130 130 The LHT65N is set in deep sleep mode by default; The ACT button on the front is to switch to different modes: 131 -))) 132 132 133 133 [[image:image-20220515123819-1.png||height="379" width="317"]] 134 134 ... ... @@ -188,9 +188,9 @@ 188 188 189 189 == 2.4 Uplink Payload == 190 190 191 -The uplink payload includes totally 11 bytes. Uplink packets use FPORT=2 and style="color:#4f81bd" %)**every 20 minutes**(%%)145 +The uplink payload includes totally 11 bytes. Uplink packets use FPORT=2 and(% class="mark" %) every 20 minutes(%%) send one uplink by default. 192 192 193 -After each uplink, the (% style="color:blue" %)**BLUE LED**(%%) will blink once.147 +After each uplink, the (% class="mark" %)BLUE LED(%%) will blink once. 194 194 195 195 196 196 (% border="1" style="width:572px" %) ... ... @@ -312,7 +312,7 @@ 312 312 [[Time Stamp>>path:#Unix_Time_Stamp]] 313 313 ))) 314 314 315 -* **Battery status & **[[(% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)**Built-in Humidity**>>path:#SHT20_Humidity]]269 +* **Battery status & **[[(% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)**Built-in Humidity**>>path:#SHT20_Humidity]] 316 316 317 317 (% border="1" style="width:587px" %) 318 318 |Bit(bit)|(% style="width:280px" %)[15:14]|(% style="width:136px" %)[11:0]