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Last modified by Xiaoling on 2023/07/18 10:12
From version 217.3
edited by Xiaoling
on 2022/11/12 17:24
Change comment: There is no comment for this version
To version 217.1
edited by Bei Jinggeng
on 2022/11/11 11:27
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
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1 -XWiki.Xiaoling
1 +XWiki.Bei
Content
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61 61  * Tri-color LED to indicate working status
62 62  * Datalog feature (Max 3328 records)
63 63  
64 -
65 -
66 66  == 1.3 Specification ==
67 67  
68 68  
... ... @@ -87,8 +87,6 @@
87 87  * ±2°C accuracy from -55°C to +125°C
88 88  * Operating Range: -55 °C ~~ 125 °C
89 89  
90 -
91 -
92 92  = 2. Connect LHT65N to IoT Server =
93 93  
94 94  
... ... @@ -188,6 +188,7 @@
188 188  
189 189  
190 190  
187 +
191 191  === 2.3.2 Step 2: Activate LHT65N by pressing the ACT button for more than 5 seconds. ===
192 192  
193 193  
... ... @@ -246,8 +246,6 @@
246 246  * The 7th byte (EXT #): defines the external sensor model.
247 247  * The 8(% _msthash="734578" _msttexthash="21372" _mstvisible="4" %)^^th^^(%%) ~~ 11(% _msthash="734579" _msttexthash="21372" _mstvisible="4" %)^^th^^(%%) byte: the value for external sensor value. The definition is based on external sensor type. (If EXT=0, there won't be these four bytes.)
248 248  
249 -
250 -
251 251  === 2.4.1 Decoder in TTN V3 ===
252 252  
253 253  
... ... @@ -276,8 +276,6 @@
276 276  * BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
277 277  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
278 278  
279 -
280 -
281 281  === 2.4.3 Built-in Temperature ===
282 282  
283 283  
... ... @@ -289,8 +289,6 @@
289 289  
290 290  * Temperature:  (0xF5C6-65536)/100=-26.18℃
291 291  
292 -
293 -
294 294  === 2.4.4 Built-in Humidity ===
295 295  
296 296  
... ... @@ -298,8 +298,6 @@
298 298  
299 299  * Humidity:    0x025C/10=60.4%
300 300  
301 -
302 -
303 303  === 2.4.5 Ext # ===
304 304  
305 305  
... ... @@ -398,8 +398,6 @@
398 398  * (% style="color:blue" %)**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.
399 399  * (% style="color:blue" %)**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)
400 400  
401 -
402 -
403 403  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
404 404  
405 405  
... ... @@ -688,8 +688,10 @@
688 688  (% style="color:red" %)**Note: LoRaWAN Server need to support LoRaWAN v1.0.3(MAC v1.0.3) or higher to support this MAC command feature, Chirpstack,TTN V3 v3 and loriot support but TTN V3 v2 doesn't support. If server doesn't support this command, it will through away uplink packet with this command, so user will lose the packet with time request for TTN V3 v2 if SYNCMOD=1.**
689 689  )))
690 690  
678 +(((
679 +
680 +)))
691 691  
692 -
693 693  (((
694 694  **2. Manually Set Time**
695 695  )))
... ... @@ -928,11 +928,16 @@
928 928  (% style="color:red" %)**Note: This uplink will automatically select the appropriate DR according to the data length**
929 929  
930 930  (% style="color:red" %)** In this mode, the temperature resolution of ds18b20 is 0.25℃ to save power consumption**
931 -)))
932 932  
933 933  
922 +
923 +)))
924 +
925 +(((
934 934  === 2.7.2 ALARM MODE ( Before v1.3.1 firmware) ===
935 935  
928 +
929 +)))
936 936  
937 937  (% _mstvisible="1" class="box infomessage" %)
938 938  (((
... ... @@ -987,7 +987,6 @@
987 987  * RED LED when external sensor is not connected
988 988  * For each success downlink, the PURPLE LED will blink once
989 989  
990 -
991 991  == 2.9 installation ==
992 992  
993 993  
... ... @@ -1045,8 +1045,6 @@
1045 1045  * Operating Range: -40 ~~ 125 °C
1046 1046  * Working voltage 2.35v ~~ 5v
1047 1047  
1048 -
1049 -
1050 1050  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1051 1051  
1052 1052  
... ... @@ -1116,8 +1116,6 @@
1116 1116  
1117 1117  * **Example 2**: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
1118 1118  
1119 -
1120 -
1121 1121  == 4.2 Set External Sensor Mode ==
1122 1122  
1123 1123  
... ... @@ -1141,8 +1141,6 @@
1141 1141  
1142 1142  * 0xA20702003c: Same as AT+SETCNT=60
1143 1143  
1144 -
1145 -
1146 1146  == 4.3 Enable/Disable uplink Temperature probe ID ==
1147 1147  
1148 1148  
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1173 1173  * **0xA800**  **~-~->** AT+PID=0
1174 1174  * **0xA801**     **~-~->** AT+PID=1
1175 1175  
1176 -
1177 -
1178 1178  == 4.4 Set Password ==
1179 1179  
1180 1180  
... ... @@ -1226,8 +1226,6 @@
1226 1226  
1227 1227  * There is no downlink command to set to Sleep mode.
1228 1228  
1229 -
1230 -
1231 1231  == 4.7 Set system time ==
1232 1232  
1233 1233  
... ... @@ -1336,8 +1336,6 @@
1336 1336  
1337 1337  * Example: 0xA301  ~/~/  Same as AT+CLRDTA
1338 1338  
1339 -
1340 -
1341 1341  == 4.13 Auto Send None-ACK messages ==
1342 1342  
1343 1343  
... ... @@ -1356,8 +1356,6 @@
1356 1356  
1357 1357  * Example: 0x3401  ~/~/  Same as AT+PNACKMD=1
1358 1358  
1359 -
1360 -
1361 1361  == 4.14 Modified WMOD command for external sensor TMP117 or DS18B20 temperature alarm（Since firmware 1.3.0） ==
1362 1362  
1363 1363  
... ... @@ -1417,17 +1417,22 @@
1417 1417  == 5.1 Battery Type ==
1418 1418  
1419 1419  
1420 -
1421 1421  (((
1400 +(((
1422 1422  LHT65N is equipped with a 2400mAH Li-MnO2 (CR17505) battery . The battery is an un-rechargeable battery with low discharge rate targeting for up to 8~~10 years use. This type of battery is commonly used in IoT devices for long-term running, such as water meters.
1423 1423  )))
1403 +)))
1424 1424  
1405 +(((
1406 +
1407 +)))
1425 1425  
1426 -
1427 1427  (((
1410 +(((
1428 1428  The discharge curve is not linear so can't simply use percentage to show the battery level. Below is the battery performance.
1429 1429  [[image:image-20220515075034-1.png||_mstalt="428961" _mstvisible="4" height="208" width="644"]]
1430 1430  )))
1414 +)))
1431 1431  
1432 1432  The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
1433 1433  
... ... @@ -1450,6 +1450,9 @@
1450 1450  [[https:~~/~~/www.dragino.com/downloads/downloads/LoRa_End_Node/Battery_Analyze/DRAGINO_Battery_Life_Guide.pdf>>https://www.dragino.com/downloads/downloads/LoRa_End_Node/Battery_Analyze/DRAGINO_Battery_Life_Guide.pdf]]
1451 1451  )))
1452 1452  
1437 +(((
1438 +
1439 +)))
1453 1453  
1454 1454  (((
1455 1455  A full detail test report for LHT65N on different frequency can be found at : [[https:~~/~~/www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0>>https://www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0]]
... ... @@ -1872,8 +1872,6 @@
1872 1872  
1873 1873  * (% style="color:red" %)**E3**(%%): External Temperature Probe
1874 1874  
1875 -
1876 -
1877 1877  = 8. Packing Info =
1878 1878  
1879 1879  
... ... @@ -1887,15 +1887,11 @@
1887 1887  * Device Size:  10 x 10 x 3.5 cm
1888 1888  * Device Weight: 120.5g
1889 1889  
1890 -
1891 -
1892 1892  = 9. Reference material =
1893 1893  
1894 1894  
1895 1895  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]]
1896 1896  
1897 -
1898 -
1899 1899  = 10. FCC Warning =
1900 1900  
1901 1901