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Last modified by Mengting Qiu on 2025/07/03 14:48
From version 147.7
edited by Xiaoling
on 2022/06/17 14:47
Change comment: There is no comment for this version
To version 168.2
edited by Xiaoling
on 2022/06/21 09:22
Change comment: There is no comment for this version

Summary

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Title
... ... @@ -1,1 +1,1 @@
1 -LHT65N LoRaWAN Temperature & Humidity Sensor Manual
1 +LHT52 - LoRaWAN Temperature & Humidity Sensor User Manual
Parent
... ... @@ -1,1 +1,1 @@
1 -Main.WebHome
1 +Main.User Manual for LoRaWAN End Nodes.WebHome
Content
... ... @@ -1,60 +1,56 @@
1 1  (% style="text-align:center" %)
2 -[[image:image-20220613162008-1.png||_mstalt="428142" height="579" width="379"]]
2 +[[image:1655774244188-589.png]]
3 3  
4 4  
5 5  
6 6  
7 -
8 8  (% _mstvisible="1" %)
9 9  (% _msthash="315238" _msttexthash="18964465" _mstvisible="3" %)**Table of Contents：**
10 10  
11 -{{toc/}}
12 12  
13 13  
14 14  
15 15  
14 +
15 +
16 16  (% _mstvisible="1" %)
17 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 LHT65N 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  (((
24 24  (% _msthash="506051" _msttexthash="24333127" _mstvisible="2" %)
25 -The Dragino LHT65N Temperature & Humidity sensor is a Long Range LoRaWAN Sensor. It includes a (% _mstvisible="4" style="color:#4f81bd" %)**built-in Temperature & Humidity sensor**(%%) and has an external sensor connector to connect to an external (% _mstvisible="4" style="color:#4f81bd" %)**Temperature Sensor**(% _mstvisible="3" %)**.**
26 -)))
25 +
27 27  
28 -(% _mstvisible="1" %)
29 -(((
30 -(% _msthash="506052" _msttexthash="66005810" _mstvisible="2" %)
31 -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.
32 -)))
27 +The Dragino LHT52 Temperature & Humidity sensor is a Long Range LoRaWAN Sensor. It includes a **built-in Temperature & Humidity sensor** and has a USB Type-C sensor connector to connect to external sensors such as external Temperature Sensor.
33 33  
34 -(% _mstvisible="1" %)
35 -(((
36 -(% _msthash="506053" _msttexthash="4298047" _mstvisible="2" %)
37 -LHT65N has a built-in 2400mAh non-chargeable battery which can be used for up to 10 years*.
38 -)))
39 39  
40 -(% _mstvisible="1" %)
41 -(((
42 -(% _msthash="506054" _msttexthash="6016374" _mstvisible="2" %)
43 -LHT65N is full compatible with LoRaWAN v1.0.3 Class A protocol, it can work with a standard LoRaWAN gateway.
44 -)))
30 +LHT52 **senses environment temperature and humidity** and send these values via long-range wireless LoRaWAN protocol. It targets professional wireless sensor network applications such as food service, smart metering, smart cities, building automation, and so on.
45 45  
46 -(% _mstvisible="1" %)
47 -(((
48 -(% _msthash="506055" _msttexthash="17023136" _mstvisible="2" %)
49 -LHT65N supports (% _mstvisible="4" 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.
32 +
33 +LHT52 **supports 2 x AAA batteries **and works for a long time up to several years. Use can replace the batteries easily after they are finished.
34 +
35 +
36 +LHT52 is fully compatible with LoRaWAN v1.0.3 protocol, it can work with standard LoRaWAN gateway.
37 +
38 +
39 +LHT52 supports** Datalog feature** to make sure users won’t miss sensor data. It records sensor value for every uplink. These values can be retrieved by LoRaWAN server via downlink command.
40 +
41 +
42 +LHT52 supports** temperature alarm feature**. It can uplink alarm in a short interval while temperature exceeds preset limits.
43 +
44 +
45 +*Battery life depends how often to send data, please see [[battery analyzer>>path:#Battery]].
46 +
47 +(% _msthash="506051" _msttexthash="24333127" _mstvisible="2" %)
48 +[[image:1655774519494-861.png]]
50 50  )))
51 51  
52 52  (% _mstvisible="1" %)
53 53  (((
54 54  (% _msthash="506056" _msttexthash="5557097" _mstvisible="2" %)
55 -*The actual battery life depends on how often to send data, please see the battery analyzer chapter.
56 -
57 -(% _msthash="506056" _msttexthash="5557097" _mstvisible="2" %)
58 58  
59 59  )))
60 60  
... ... @@ -202,8 +202,8 @@
202 202  The LHT65N has two working modes:
203 203  
204 204  (% _mstvisible="1" %)
205 -* **Deep Sleep Mode**: LHT65N doesn’t have any LoRaWAN activation. This mode is used for storage and shipping to save battery life.
206 -* **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. 
201 +* (% 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.
202 +* (% 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. 
207 207  
208 208  (% _mstvisible="1" %)
209 209  (((
... ... @@ -241,7 +241,7 @@
241 241  Each LHT65N is shipped with a sticker with its device EUI, APP Key and APP EUI as below:
242 242  
243 243  (% _mstvisible="1" %)
244 -[[image:image-20220522232812-2.png||_mstalt="428467" _mstvisible="3" height="219" width="279"]]
240 +[[image:image-20220617150003-1.jpeg]]
245 245  
246 246  (% _msthash="315244" _msttexthash="3659149" _mstvisible="1" %)
247 247  User can enter these keys in the LoRaWAN Server portal. Below is TTN V3 screenshot:
... ... @@ -468,7 +468,6 @@
468 468  )))
469 469  
470 470  
471 -
472 472  (% _mstvisible="1" %)
473 473  ==== (% _msthash="1389752" _msttexthash="1234766" _mstvisible="3" %)2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp(%%) ====
474 474  
... ... @@ -589,6 +589,18 @@
589 589  * Sync time OK: 1: Set time ok，0: N/A. After time SYNC request is sent, LHT65N will set this bit to 0 until got the time stamp from the application server.
590 590  * Unix Time Request:1: Request server downlink Unix time, 0 : N/A. In this mode, LHT65N will set this bit to 1 every 10 days to request a time SYNC. (AT+SYNCMOD to set this)
591 591  
587 +==== (% _msthash="1389752" _msttexthash="1234766" _mstvisible="3" %)2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable)(%%) ====
588 +
589 +In this mode, user can connect external ADC sensor to check ADC value. The 3V3_OUT can
590 +
591 +be used to power the external ADC sensor; user can control the power on time for this
592 +
593 +sensor by setting:
594 +
595 +AT+EXT=6,timeout  (% _msthash="506085" _msttexthash="8782189" _mstvisible="3" style="color:red" %)Time to power this sensor, from 0 ~~ 65535ms
596 +
597 +
598 +
592 592  (% _mstvisible="1" %)
593 593  == (% _msthash="487097" _msttexthash="454818" _mstvisible="3" %)2.5 Show data on Datacake(%%) ==
594 594  
... ... @@ -1080,19 +1080,19 @@
1080 1080  (% _mstvisible="1" class="box infomessage" %)
1081 1081  (((
1082 1082  (% _msthash="506086" _msttexthash="2193529" _mstvisible="2" style="text-align: left;" %)
1083 -(% _istranslated="1" _mstmutation="1" _mstvisible="4" %)**AT+WMOD=1**(%%): Enable/disable alarm mode. (0: Disabled, 1: Enabled)
1090 +(% _istranslated="1" _mstmutation="1" _mstvisible="4" %)**AT+WMOD=1**(%%):  Enable/disable alarm mode. (0: Disabled, 1: Enabled)
1084 1084  
1085 1085  (% _msthash="506087" _msttexthash="3671265" _mstvisible="2" style="text-align: left;" %)
1086 -(% _istranslated="1" _mstvisible="4" %)**AT+CITEMP=1**(%%): The interval between checking the alarm temperature. (In minutes)
1093 +(% _istranslated="1" _mstvisible="4" %)**AT+CITEMP=1**(%%):  The interval between checking the alarm temperature. (In minutes)
1087 1087  
1088 1088  (% _msthash="506088" _msttexthash="3310437" _mstvisible="2" style="text-align: left;" %)
1089 -(% _istranslated="1" _mstvisible="4" %)**AT+ARTEMP**(%%): Gets or sets the alarm range of the internal temperature sensor
1096 +(% _istranslated="1" _mstvisible="4" %)**AT+ARTEMP**(%%):  Gets or sets the alarm range of the internal temperature sensor
1090 1090  
1091 1091  (% _mstvisible="2" style="text-align: left;" %)
1092 -(% _istranslated="1" _mstmutation="1" %)**AT+ARTEMP=？ **(%%): Gets the alarm range of the internal temperature sensor(% _mstvisible="3" style="display:none" %)
1099 +(% _istranslated="1" _mstmutation="1" %)**AT+ARTEMP=？ **(%%):  Gets the alarm range of the internal temperature sensor(% _mstvisible="3" style="display:none" %)
1093 1093  
1094 1094  (% _msthash="506089" _msttexthash="3590067" _mstvisible="2" style="text-align: left;" %)
1095 -(% _istranslated="1" _mstvisible="4" %)**AT+ARTEMP=45,105**(%%): Set the internal temperature sensor alarm range from 45 to 105.
1102 +(% _istranslated="1" _mstvisible="4" %)**AT+ARTEMP=45,105**(%%):  Set the internal temperature sensor alarm range from 45 to 105.
1096 1096  )))
1097 1097  
1098 1098  
... ... @@ -1135,9 +1135,6 @@
1135 1135  For each success downlink, the PURPLE LED will blink once
1136 1136  
1137 1137  
1138 -
1139 -
1140 -(% _msthash="903008" _msttexthash="1875640" _mstvisible="4" %)
1141 1141  
1142 1142  )))
1143 1143  
... ... @@ -1152,6 +1152,17 @@
1152 1152  = (% _msthash="401388" _msttexthash="566956" _mstvisible="3" %)3. S(% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)ensors(% _msthash="401388" _msttexthash="40417" _mstvisible="3" %) and A(% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)ccessories(%%) =
1153 1153  
1154 1154  (% _msthidden="1" _mstvisible="1" style="text-align: left;" %)
1159 +== (% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)3.1(% _msthash="487110" _msttexthash="455390" %) E2 Extension Cable(%%) ==
1160 +
1161 +[[image:image-20220619092222-1.png||height="182" width="188"]][[image:image-20220619092313-2.png||height="182" width="173"]]
1162 +
1163 +1m long breakout cable for LHT65N
1164 +
1165 +[[image:image-20220619092421-3.png||height="371" width="529"]]
1166 +
1167 +
1168 +
1169 +(% _msthidden="1" _mstvisible="1" style="text-align: left;" %)
1155 1155  == (% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)3.1(% _msthash="487110" _msttexthash="455390" %) E3 Temperature Probe(%%) ==
1156 1156  
1157 1157  (% _mstvisible="1" %)
... ... @@ -1241,7 +1241,7 @@
1241 1241  (% _mstvisible="1" %)
1242 1242  (((
1243 1243  (% _mstvisible="2" style="text-align: left;" %)
1244 -(% _mstvisible="3" style="color:#4f81bd" %)* (% _msthash="506054" _msttexthash="792038" %)**Commands special design for LHT65N**
1259 +(% _mstvisible="3" style="color:#4f81bd" %)* (% _msthash="506249" _mstmutation="1" _msttexthash="317850" _mstvisible="4" style="color:#4f81bd" %)**Commands special design for LHT65N**
1245 1245  )))
1246 1246  
1247 1247  (% _mstvisible="1" %)
... ... @@ -1644,6 +1644,7 @@
1644 1644  (% _mstvisible="1" %)
1645 1645  [[image:image-20220515075440-2.png||_mstalt="429546" _mstvisible="3" height="338" width="272"]][[image:image-20220515075625-3.png||_mstalt="431574" _mstvisible="3" height="193" width="257"]]
1646 1646  
1662 +
1647 1647  (% _mstvisible="1" %)
1648 1648  == (% _msthash="494650" _msttexthash="462241" _mstvisible="3" %)5.3 Battery Life Analyze(%%) ==
1649 1649  
... ... @@ -1694,7 +1694,7 @@
1694 1694  
1695 1695  (((
1696 1696  (% _msthash="736726" _msttexthash="67213055" %)
1697 -In PC, User needs to set serial tool(such as [[**putty**>>https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.htmlml]], SecureCRT) baud rate to (% style="color:green" %)**9600**(%%) to access to access serial console for LHT65N. The AT commands are disable by default and need to enter password (default:(% style="color:green" %)**123456**) (%%)to active it. Timeout to input AT Command is 5 min, after 5-minute, user need to input password again. User can use AT+DISAT command to disable AT command before timeout.
1713 +In PC, User needs to set serial tool(such as [[**putty**>>https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600**(%%) to access to access serial console for LHT65N. The AT commands are disable by default and need to enter password (default:(% style="color:green" %)**123456**) (%%)to active it. Timeout to input AT Command is 5 min, after 5-minute, user need to input password again. User can use AT+DISAT command to disable AT command before timeout.
1698 1698  )))
1699 1699  
1700 1700  (((
... ... @@ -1906,7 +1906,7 @@
1906 1906  (% _msthash="506131" _msttexthash="14585714" %)
1907 1907  AT commands：
1908 1908  
1909 -[[image:image-20220615092034-1.png||_mstalt="428870"]]
1925 +[[image:image-20220620153708-1.png||height="603" width="723"]]
1910 1910  
1911 1911  (% _msthash="506132" _msttexthash="337922" %)
1912 1912  Downlink commands:
... ... @@ -1915,13 +1915,13 @@
1915 1915  (% _msthash="506133" _msttexthash="33046" %)
1916 1916  **TTN:**
1917 1917  
1918 -[[image:image-20220615092124-2.png||_mstalt="429221" height="843" width="893"]]
1934 +[[image:image-20220615092124-2.png||_mstalt="429221" height="649" width="688"]]
1919 1919  
1920 1920  
1921 1921  (% _msthash="506134" _msttexthash="11113791" %)
1922 1922  **Helium：**
1923 1923  
1924 -[[image:image-20220615092551-3.png||_mstalt="430794" height="556" width="1097"]]
1940 +[[image:image-20220615092551-3.png||_mstalt="430794" height="423" width="835"]]
1925 1925  
1926 1926  
1927 1927  (% _msthash="506135" _msttexthash="4159844" %)
... ... @@ -1929,13 +1929,13 @@
1929 1929  
1930 1930  [[image:image-20220615094850-6.png||_mstalt="433082"]]
1931 1931  
1932 -[[image:image-20220615094904-7.png||_mstalt="433485" height="329" width="1067"]]
1948 +[[image:image-20220615094904-7.png||_mstalt="433485" height="281" width="911"]]
1933 1933  
1934 1934  
1935 1935  (% _msthash="506136" _msttexthash="39286" %)
1936 1936  **Aws:**
1937 1937  
1938 -[[image:image-20220615092939-4.png||_mstalt="434460" height="532" width="1062"]]
1954 +[[image:image-20220615092939-4.png||_mstalt="434460" height="448" width="894"]]
1939 1939  
1940 1940  
1941 1941  == (% _msthash="1220570" _msttexthash="33199257" %)6.3 How to change the uplink interval？(%%) ==
... ... @@ -1948,22 +1948,22 @@
1948 1948  
1949 1949  [[image:image-20220615153355-1.png]]
1950 1950  
1951 -(% _msthash="506138" _msttexthash="243997" %)
1952 -* (% style="background-color:yellow" %)1 < - -> GND  < - ->  Black
1967 +[[image:image-20220620154900-5.jpeg||height="427" width="570"]]
1953 1953  
1954 -(% _msthash="506139" _msttexthash="257166" %)
1955 -* (% style="background-color:yellow" %)5 < - ->  RXD  < - ->  White
1969 +(% style="background-color:yellow" %)**1 < - -> GND  < - ->  Black**
1956 1956  
1957 -(% _msthash="506140" _msttexthash="253799" %)
1958 -* (% style="background-color:yellow" %)9 < - ->  TXD  < - ->  Green
1971 +(% style="background-color:yellow" %)**5 < - ->  RXD  < - ->  White**
1959 1959  
1960 -[[image:image-20220615153914-2.jpeg||height="608" width="456"]]
1973 +(% style="background-color:yellow" %)**9 < - ->  TXD  < - ->  Green**
1961 1961  
1962 1962  
1976 +To switch from download mode to command mode, press reset key
1977 +
1978 +
1963 1963  (((
1964 1964  (% _msthash="736728" _msttexthash="67213055" %)
1965 1965  (((
1966 -In PC, User needs to set serial tool(such as [[**putty**>>https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.htmlml]], SecureCRT) baud rate to (% style="color:green" %)**9600** (%%)to access to access serial console for LHT65N. The AT commands are disable by default and need to enter password (default:(% style="color:red" %)**123456**)(%%) to active it. Timeout to input AT Command is 5 min, after 5-minute, user need to input password again. User can use AT+DISAT command to disable AT command before timeout.
1982 +In PC, User needs to set serial tool(such as [[**putty**>>https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600** (%%)to access to access serial console for LHT65N. The AT commands are disable by default and need to enter password (default:(% style="color:red" %)**123456**)(%%) to active it. Timeout to input AT Command is 5 min, after 5-minute, user need to input password again. User can use AT+DISAT command to disable AT command before timeout.
1967 1967  )))
1968 1968  )))
1969 1969  
... ... @@ -1971,31 +1971,31 @@
1971 1971  (% _msthash="736729" _msttexthash="1907009" %)
1972 1972  Input password and ATZ to activate LHT65N,As shown below:
1973 1973  
1974 -[[image:image-20220615154519-3.png]]
1990 +[[image:image-20220615154519-3.png||height="672" width="807"]]
1975 1975  
1976 1976  
1977 1977  )))
1978 1978  
1979 -
1980 1980  == 6.5 How to use TTL-USB to connect PC to upgrade firmware? ==
1981 1981  
1997 +
1982 1982  [[image:image-20220615153355-1.png]]
1983 1983  
1984 -(% _msthash="506141" _msttexthash="231309" %)
1985 -*
1986 -** (% style="background-color:yellow" %)4  < - ->  3.3V  < - ->  Blue
2000 +(% style="background-color:yellow" %)**1 < - -> GND  < - ->  Black**
1987 1987  
1988 -(% _msthash="506142" _msttexthash="257166" %)
1989 -*
1990 -** (% style="background-color:yellow" %)5 < - ->  RXD  < - ->  White
2002 +(% style="background-color:yellow" %)**4  < - ->  3.3V  < - ->  Blue**
1991 1991  
1992 -(% _msthash="506143" _msttexthash="253799" %)
1993 -*
1994 -** (% style="background-color:yellow" %)9 < - ->  TXD  < - ->  Green
2004 +(% style="background-color:yellow" %)**5 < - ->  RXD  < - ->  White**
1995 1995  
1996 -Use after connection， ground wire（1 < - -> GND  < - ->  Black） for 1s and then pull it out.Then restart the device.
2006 +(% style="background-color:yellow" %)**9 < - ->  TXD  < - ->  Green**
1997 1997  
2008 +[[image:image-20220620160241-6.jpeg||height="428" width="571"]]
1998 1998  
2010 +Press reset after connecting the 4boot cable to enter the download mode.
2011 +
2012 +[[image:image-20220620160516-7.png||height="435" width="435"]]
2013 +
2014 +
1999 1999  (% _mstmutation="1" %)**Step1**(%%): Install TremoProgrammer  first.
2000 2000  
2001 2001  [[image:image-20220615170542-5.png]]
... ... @@ -2011,9 +2011,9 @@
2011 2011  [[image:image-20220615171334-6.png]]
2012 2012  
2013 2013  
2014 -(% _istranslated="1" _mstmutation="1" %)**Step4：**(%%)Click Start
2030 +(% _istranslated="1" _mstmutation="1" %)**Step4：**(%%)Click Start
2015 2015  
2016 -
2032 +[[image:image-20220620160723-8.png]]
2017 2017  )))
2018 2018  
2019 2019  (% _mstvisible="1" %)
... ... @@ -2085,8 +2085,6 @@
2085 2085  (% _msthash="903335" _msttexthash="720135" _mstvisible="4" %)
2086 2086  (% style="color:red" %)**E3**(%%): External Temperature Probe
2087 2087  
2088 -
2089 -(% _msthash="903335" _msttexthash="720135" _mstvisible="4" %)
2090 2090  
2091 2091  )))
2092 2092  
... ... @@ -2110,11 +2110,6 @@
2110 2110  )))
2111 2111  * (% _mstvisible="3" %)
2112 2112  (((
2113 -(% _msthash="903337" _msttexthash="242567" _mstvisible="4" %)
2114 -Program cable x 1
2115 -)))
2116 -* (% _mstvisible="3" %)
2117 -(((
2118 2118  (% _msthash="903338" _msttexthash="544167" _mstvisible="4" %)
2119 2119  Optional external sensor
2120 2120  )))
... ... @@ -2140,9 +2140,6 @@
2140 2140  (% _mstvisible="3" %)
2141 2141  (((
2142 2142  
2143 -
2144 -(% _msthash="903342" _msttexthash="227084" _mstvisible="4" %)
2145 -
2146 2146  )))
2147 2147  
2148 2148  = (% _msthash="184782" _msttexthash="16007771" %)9. Reference material(%%) =
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