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Last modified by Mengting Qiu on 2025/07/03 14:48
From version 171.2
edited by Xiaoling
on 2022/06/21 09:38
Change comment: There is no comment for this version
To version 168.5
edited by Xiaoling
on 2022/06/21 09:29
Change comment: There is no comment for this version

Summary

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Content
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14 14  
15 15  
16 16  (% _mstvisible="1" %)
17 -= (% _msthash="277498" _msttexthash="253045" _mstvisible="3" %)1.  Introduction(%%) =
17 += (% _msthash="277498" _msttexthash="253045" _mstvisible="3" %)1. Introduction(%%) =
18 18  
19 19  (% _mstvisible="1" %)
20 -== (% _msthash="1532895" _msttexthash="1426958" _mstvisible="3" %)1.1  What is LHT52 Temperature & Humidity Sensor(%%) ==
20 +== (% _msthash="1532895" _msttexthash="1426958" _mstvisible="3" %)1.1 What is LHT52 Temperature & Humidity Sensor(%%) ==
21 21  
22 22  (% _mstvisible="1" %)
23 23  (((
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49 49  )))
50 50  
51 51  (% _mstvisible="1" %)
52 -== (% _msthash="182559" _msttexthash="163319" _mstvisible="3" %)1.2  Features(%%) ==
52 +== (% _msthash="182559" _msttexthash="163319" _mstvisible="3" %)1.2 Features(%%) ==
53 53  
54 54  (% _mstvisible="1" %)
55 55  * Wall Attachable.
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68 68  
69 69  
70 70  (% _mstvisible="1" %)
71 -== (% _msthash="323570" _msttexthash="297635" _mstvisible="3" %)1.3  Specification(%%) ==
71 +== (% _msthash="323570" _msttexthash="297635" _mstvisible="3" %)1.3 Specification(%%) ==
72 72  
73 73  (% _mstvisible="1" %)
74 74  (((
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79 79  (% _msthash="506057" _msttexthash="671437" _mstvisible="4" %)**Built-in Temperature Sensor:**
80 80  )))
81 81  
82 -* Resolution: 0.01 °C
83 -* Accuracy Tolerance: Typ ±0.3 °C
84 -* Long Term Drift: < 0.02 °C/yr
85 -* Operating Range: -20 ~~ 50 °C
82 +(% _mstvisible="1" %)
83 +* (% _mstvisible="3" %)
84 +(((
85 +(% _msthash="902993" _msttexthash="294424" _mstvisible="4" %)
86 +Resolution: 0.01 °C
87 +)))
88 +* (% _mstvisible="3" %)
89 +(((
90 +(% _msthash="902994" _msttexthash="690664" _mstvisible="4" %)
91 +Accuracy Tolerance : Typ ±0.3 °C
92 +)))
93 +* (% _mstvisible="3" %)
94 +(((
95 +(% _msthash="902995" _msttexthash="504647" _mstvisible="4" %)
96 +Long Term Drift: < 0.02 °C/yr
97 +)))
98 +* (% _mstvisible="3" %)
99 +(((
100 +(% _msthash="902996" _msttexthash="478257" _mstvisible="4" %)
101 +Operating Range: -40 ~~ 85 °C
102 +)))
86 86  
87 87  (% _mstvisible="1" %)
88 88  (((
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91 91  
92 92  (% _mstvisible="2" %)
93 93  (% _msthash="506058" _msttexthash="544453" _mstvisible="4" %)**Built-in Humidity Sensor:**
94 -
95 -
96 -* Resolution: 0.1 %RH
97 -* Accuracy Tolerance: Typ ±3 %RH
98 -* Long Term Drift: < 0.02 °C/yr
99 -* Operating Range: 0 ~~ 99.0 %RH(no Dew)
100 100  )))
101 101  
102 102  (% _mstvisible="1" %)
114 +* (% _mstvisible="3" %)
103 103  (((
104 -(% _mstvisible="2" %)
105 -
116 +(% _msthash="902997" _msttexthash="282438" _mstvisible="4" %)
117 +Resolution: 0.04 %RH
106 106  )))
119 +* (% _mstvisible="3" %)
120 +(((
121 +(% _msthash="902998" _msttexthash="628771" _mstvisible="4" %)
122 +Accuracy Tolerance : Typ ±3 %RH
123 +)))
124 +* (% _mstvisible="3" %)
125 +(((
126 +(% _msthash="902999" _msttexthash="504647" _mstvisible="4" %)
127 +Long Term Drift: < 0.02 °C/yr
128 +)))
129 +* (% _mstvisible="3" %)
130 +(((
131 +(% _msthash="903000" _msttexthash="421291" _mstvisible="4" %)
132 +Operating Range: 0 ~~ 96 %RH
133 +)))
107 107  
108 -(% _mstvisible="3" %)
135 +(% _mstvisible="1" %)
109 109  (((
137 +(% _mstvisible="2" %)
110 110  
111 111  
140 +(% _mstvisible="2" %)
141 +(% _msthash="506059" _msttexthash="680537" _mstvisible="4" %)**External Temperature Sensor:**
142 +)))
112 112  
144 +(% _mstvisible="1" %)
145 +* (% _mstvisible="3" %)
146 +(((
147 +(% _msthash="903001" _msttexthash="332254" _mstvisible="4" %)
148 +Resolution: 0.0625 °C
149 +)))
150 +* (% _mstvisible="3" %)
151 +(((
152 +(% _msthash="903002" _msttexthash="782600" _mstvisible="4" %)
153 +±0.5°C accuracy from -10°C to +85°C
154 +)))
155 +* (% _mstvisible="3" %)
156 +(((
157 +(% _msthash="903003" _msttexthash="729482" _mstvisible="4" %)
158 +±2°C accuracy from -55°C to +125°C
159 +)))
160 +* (% _mstvisible="3" %)
161 +(((
113 113  (% _msthash="903004" _msttexthash="592540" _mstvisible="4" %)
114 -== 1.4  Power Consumption ==
163 +Operating Range: -55 °C ~~ 125 °C
115 115  
116 -LHT52 (without external sensor): Idle: 5uA, Transmit: max 110mA
117 117  
118 -LHT52 + External Temperature Probe (AS-01): Idle: 6uA, Transmit: max 110mA.
119 -
120 -
121 -
122 -== 1.5  Storage & Operation Temperature ==
123 -
124 --20°C to +50°C
125 -
126 -
127 -
128 -== 1.6  Applications ==
129 -
130 -* Smart Buildings & Home Automation
131 -* Logistics and Supply Chain Management
132 -* Smart Metering
133 -* Smart Agriculture
134 -* Smart Cities
135 -* Smart Factory
136 -
137 -
166 +(% _msthash="903004" _msttexthash="592540" _mstvisible="4" %)
138 138  
139 139  )))
140 140  
141 141  (% _mstvisible="1" %)
142 -= (% _msthash="655759" _msttexthash="618618" _mstvisible="3" %)2.  O(%%)peration Mode =
171 += (% _msthash="655759" _msttexthash="618618" _mstvisible="3" %)2. Connect LHT65N to IoT Server(%%) =
143 143  
144 144  (% _mstvisible="1" %)
145 -== (% _msthash="462371" _msttexthash="410332" _mstvisible="3" %)2.1 How it work?(%%) ==
174 +== (% _msthash="462371" _msttexthash="410332" _mstvisible="3" %)2.1 How does LHT65N work?(%%) ==
146 146  
147 147  (% _mstvisible="1" %)
148 148  (((
149 149  (% _msthash="506060" _msttexthash="28254538" _mstvisible="2" %)
150 -Each LHT52 is shipped with a worldwide unique set of LoRaWAN OTAA keys. To use LHT52 in a LoRaWAN network, user needs to input the OTAA keys in LoRaWAN network server. After this, if LHT52 is under this LoRaWAN network coverage, LHT52 can join the LoRaWAN network and start to transmit sensor data. The default period for each uplink is** 20 minutes**.
151 -
152 -(% _msthash="506060" _msttexthash="28254538" _mstvisible="2" %)
153 -
179 +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.
154 154  )))
155 155  
156 156  (% _mstvisible="1" %)
157 157  (((
158 158  (% _msthash="506061" _msttexthash="48200724" _mstvisible="2" %)
185 +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.
186 +
187 +(% _msthash="506061" _msttexthash="48200724" _mstvisible="2" %)
159 159  
160 160  )))
161 161  
162 162  (% _mstvisible="1" %)
163 -== (% _msthash="514384" _msttexthash="458666" _mstvisible="3" %)2.2 How to Activate LHT52?(%%) ==
192 +== (% _msthash="514384" _msttexthash="458666" _mstvisible="3" %)2.2 How to Activate LHT65N?(%%) ==
164 164  
165 -1. Open enclosure from below position.
194 +(% _msthash="315239" _msttexthash="748241" _mstvisible="1" %)
195 +The LHT65N has two working modes:
166 166  
167 -[[image:image-20220621093835-1.png]]
197 +(% _mstvisible="1" %)
198 +* (% style="color:blue" %)**Deep Sleep Mode**(%%): LHT65N doesn’t have any LoRaWAN activation. This mode is used for storage and shipping to save battery life.
199 +* (% style="color:blue" %)**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, LHT65N will be in STOP mode (IDLE mode), in STOP mode, LHT65N has the same power consumption as Deep Sleep mode. 
168 168  
169 -1. Insert 2 x AAA LR03 batteries.
201 +(% _mstvisible="1" %)
202 +(((
203 +(% _msthash="506062" _msttexthash="6036823" _mstvisible="2" %)
204 +The LHT65N is set in deep sleep mode by default; The ACT button on the front is to switch to different modes:
205 +)))
170 170  
171 -[[image:image-20220621093835-2.png]]
207 +(% _mstvisible="1" %)
208 +[[image:image-20220515123819-1.png||_mstalt="430742" _mstvisible="3" height="379" width="317"]]
172 172  
210 +(% _mstvisible="1" %)
211 +[[image:image-20220525110604-2.png||_mstalt="427531" _mstvisible="3"]]
173 173  
174 -1. Press the reset button to activate device.
175 175  
176 -[[image:image-20220621093835-3.png]]
177 -
178 -
179 -User can check [[LED Status>>path:#LED_Status]] to know the working state of LHT52.
180 -
181 -
182 -
183 183  (% _mstvisible="1" %)
184 184  == (% _msthash="882726" _msttexthash="838526" _mstvisible="3" %)2.3 Example to join LoRaWAN network(%%) ==
185 185  
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