Skip to Content
Last modified by Mengting Qiu on 2025/07/03 14:48
From version 148.8
edited by Xiaoling
on 2022/06/17 15:05
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

Details

Page properties
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  
... ... @@ -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  
... ... @@ -1149,6 +1149,17 @@
1149 1149  = (% _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(%%) =
1150 1150  
1151 1151  (% _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;" %)
1152 1152  == (% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)3.1(% _msthash="487110" _msttexthash="455390" %) E3 Temperature Probe(%%) ==
1153 1153  
1154 1154  (% _mstvisible="1" %)
... ... @@ -1641,6 +1641,7 @@
1641 1641  (% _mstvisible="1" %)
1642 1642  [[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"]]
1643 1643  
1662 +
1644 1644  (% _mstvisible="1" %)
1645 1645  == (% _msthash="494650" _msttexthash="462241" _mstvisible="3" %)5.3 Battery Life Analyze(%%) ==
1646 1646  
... ... @@ -1903,7 +1903,7 @@
1903 1903  (% _msthash="506131" _msttexthash="14585714" %)
1904 1904  AT commands：
1905 1905  
1906 -[[image:image-20220615092034-1.png||_mstalt="428870"]]
1925 +[[image:image-20220620153708-1.png||height="603" width="723"]]
1907 1907  
1908 1908  (% _msthash="506132" _msttexthash="337922" %)
1909 1909  Downlink commands:
... ... @@ -1912,13 +1912,13 @@
1912 1912  (% _msthash="506133" _msttexthash="33046" %)
1913 1913  **TTN:**
1914 1914  
1915 -[[image:image-20220615092124-2.png||_mstalt="429221" height="843" width="893"]]
1934 +[[image:image-20220615092124-2.png||_mstalt="429221" height="649" width="688"]]
1916 1916  
1917 1917  
1918 1918  (% _msthash="506134" _msttexthash="11113791" %)
1919 1919  **Helium：**
1920 1920  
1921 -[[image:image-20220615092551-3.png||_mstalt="430794" height="556" width="1097"]]
1940 +[[image:image-20220615092551-3.png||_mstalt="430794" height="423" width="835"]]
1922 1922  
1923 1923  
1924 1924  (% _msthash="506135" _msttexthash="4159844" %)
... ... @@ -1926,13 +1926,13 @@
1926 1926  
1927 1927  [[image:image-20220615094850-6.png||_mstalt="433082"]]
1928 1928  
1929 -[[image:image-20220615094904-7.png||_mstalt="433485" height="329" width="1067"]]
1948 +[[image:image-20220615094904-7.png||_mstalt="433485" height="281" width="911"]]
1930 1930  
1931 1931  
1932 1932  (% _msthash="506136" _msttexthash="39286" %)
1933 1933  **Aws:**
1934 1934  
1935 -[[image:image-20220615092939-4.png||_mstalt="434460" height="532" width="1062"]]
1954 +[[image:image-20220615092939-4.png||_mstalt="434460" height="448" width="894"]]
1936 1936  
1937 1937  
1938 1938  == (% _msthash="1220570" _msttexthash="33199257" %)6.3 How to change the uplink interval？(%%) ==
... ... @@ -1945,6 +1945,8 @@
1945 1945  
1946 1946  [[image:image-20220615153355-1.png]]
1947 1947  
1967 +[[image:image-20220620154900-5.jpeg||height="427" width="570"]]
1968 +
1948 1948  (% style="background-color:yellow" %)**1 < - -> GND  < - ->  Black**
1949 1949  
1950 1950  (% style="background-color:yellow" %)**5 < - ->  RXD  < - ->  White**
... ... @@ -1951,9 +1951,10 @@
1951 1951  
1952 1952  (% style="background-color:yellow" %)**9 < - ->  TXD  < - ->  Green**
1953 1953  
1954 -[[image:image-20220615153914-2.jpeg||height="608" width="456"]]
1955 1955  
1976 +To switch from download mode to command mode, press reset key
1956 1956  
1978 +
1957 1957  (((
1958 1958  (% _msthash="736728" _msttexthash="67213055" %)
1959 1959  (((
... ... @@ -1965,16 +1965,18 @@
1965 1965  (% _msthash="736729" _msttexthash="1907009" %)
1966 1966  Input password and ATZ to activate LHT65N,As shown below:
1967 1967  
1968 -[[image:image-20220615154519-3.png]]
1990 +[[image:image-20220615154519-3.png||height="672" width="807"]]
1969 1969  
1970 1970  
1971 1971  )))
1972 1972  
1973 -
1974 1974  == 6.5 How to use TTL-USB to connect PC to upgrade firmware? ==
1975 1975  
1997 +
1976 1976  [[image:image-20220615153355-1.png]]
1977 1977  
2000 +(% style="background-color:yellow" %)**1 < - -> GND  < - ->  Black**
2001 +
1978 1978  (% style="background-color:yellow" %)**4  < - ->  3.3V  < - ->  Blue**
1979 1979  
1980 1980  (% style="background-color:yellow" %)**5 < - ->  RXD  < - ->  White**
... ... @@ -1981,9 +1981,13 @@
1981 1981  
1982 1982  (% style="background-color:yellow" %)**9 < - ->  TXD  < - ->  Green**
1983 1983  
1984 -Use after connection， ground wire（1 < - -> GND  < - ->  Black） for 1s and then pull it out.Then restart the device.
2008 +[[image:image-20220620160241-6.jpeg||height="428" width="571"]]
1985 1985  
2010 +Press reset after connecting the 4boot cable to enter the download mode.
1986 1986  
2012 +[[image:image-20220620160516-7.png||height="435" width="435"]]
2013 +
2014 +
1987 1987  (% _mstmutation="1" %)**Step1**(%%): Install TremoProgrammer  first.
1988 1988  
1989 1989  [[image:image-20220615170542-5.png]]
... ... @@ -2001,7 +2001,7 @@
2001 2001  
2002 2002  (% _istranslated="1" _mstmutation="1" %)**Step4：**(%%)Click Start
2003 2003  
2004 -
2032 +[[image:image-20220620160723-8.png]]
2005 2005  )))
2006 2006  
2007 2007  (% _mstvisible="1" %)
... ... @@ -2073,8 +2073,6 @@
2073 2073  (% _msthash="903335" _msttexthash="720135" _mstvisible="4" %)
2074 2074  (% style="color:red" %)**E3**(%%): External Temperature Probe
2075 2075  
2076 -
2077 -(% _msthash="903335" _msttexthash="720135" _mstvisible="4" %)
2078 2078  
2079 2079  )))
2080 2080  
... ... @@ -2123,9 +2123,6 @@
2123 2123  (% _mstvisible="3" %)
2124 2124  (((
2125 2125  
2126 -
2127 -(% _msthash="903342" _msttexthash="227084" _mstvisible="4" %)
2128 -
2129 2129  )))
2130 2130  
2131 2131  = (% _msthash="184782" _msttexthash="16007771" %)9. Reference material(%%) =
... ... @@ -2132,8 +2132,6 @@
2132 2132  
2133 2133  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/home/Products_Public_Document/LoRaWAN%20End%20Node/LHT65N%20Temperature%20%26%20Humidity%20Sensor||_msthash="504975" _msttexthash="51420512"]]
2134 2134  
2135 -
2136 -
2137 2137  = (% _msthash="216320" _msttexthash="10002096" %)10. (%%)FCC Warning =
2138 2138  
2139 2139  (% _mstvisible="1" %)
1655715107046-668.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +112.3 KB
Content
1655715126541-843.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +30.8 KB
Content
1655715211981-156.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +347.1 KB
Content
1655774244188-589.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +62.9 KB
Content
1655774519494-861.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +95.4 KB
Content
image-20220619092222-1.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +530.7 KB
Content
image-20220619092313-2.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +452.5 KB
Content
image-20220619092421-3.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +234.1 KB
Content
image-20220620153708-1.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +69.2 KB
Content
image-20220620154433-3.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +2.6 MB
Content
image-20220620154721-4.jpeg
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +139.7 KB
Content
image-20220620154900-5.jpeg
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +160.9 KB
Content
image-20220620160241-6.jpeg
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +150.8 KB
Content
image-20220620160516-7.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +2.6 MB
Content
image-20220620160723-8.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +15.5 KB
Content