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Last modified by Xiaoling on 2023/07/18 10:12
From version 254.1
edited by Xiaoling
on 2023/07/17 14:42
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To version 260.2
edited by Xiaoling
on 2023/07/17 15:21
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1 1  (% style="text-align:center" %)
2 -[[image:image-20220613162008-1.png||_mstalt="428142" height="510" width="334"]]
2 +[[image:image-20230717152014-10.png||height="575" width="339"]]
3 3  
4 4  
5 5  
6 -
7 -
8 8  **Table of Contents:**
9 9  
10 10  {{toc/}}
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15 15  
16 16  = 1. Introduction =
17 17  
18 -== 1.1 What is LHT65N Temperature & Humidity Sensor ==
16 +== 1.1 What is LHT65N LoRaWAN (% style="display:none" %) (%%)Temperature & Humidity Sensor ==
19 19  
20 20  
21 21  (((
22 -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.**
20 +The Dragino LHT65N (% style="display:none" %) (%%)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.**
23 23  )))
24 24  
25 25  (((
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58 58  * Datalog feature (Max 3328 records)
59 59  
60 60  
61 -
62 62  == 1.3 Specification ==
63 63  
64 64  
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84 84  * Operating Range: -55 °C ~~ 125 °C
85 85  
86 86  
87 -
88 88  = 2. Connect LHT65N to IoT Server =
89 89  
90 90  == 2.1 How does LHT65N work? ==
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118 118  )))
119 119  
120 120  
121 -[[image:image-20220515123819-1.png||_mstalt="430742" height="379" width="317"]]
117 +[[image:image-20230717144740-2.png||height="391" width="267"]]
122 122  
123 123  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
124 124  |=(% style="width: 167px;background-color:#D9E2F3;color:#0070C0" %)**Behavior on ACT**|=(% style="width: 117px;background-color:#D9E2F3;color:#0070C0" %)**Function**|=(% style="width: 225px;background-color:#D9E2F3;color:#0070C0" %)**Action**
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132 132  |(% style="background-color:#f2f2f2; width:167px" %)Fast press ACT 5 times.|(% style="background-color:#f2f2f2; width:117px" %)Deactivate Device|(% style="background-color:#f2f2f2; width:225px" %)(% style="color:red" %)**Red led**(%%) will solid on for 5 seconds. Means LHT65N is in Deep Sleep Mode.
133 133  
134 134  
135 -
136 136  == 2.3 Example to join LoRaWAN network ==
137 137  
138 138  
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249 249  * The 8^^th^^ ~~ 11^^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.)
250 250  
251 251  
252 -
253 253  === 2.4.1 Decoder in TTN V3 ===
254 254  
255 255  
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293 293  * Battery Voltage =0xCBA4&0x3FFF=0x0BA4=2980mV
294 294  
295 295  
296 -
297 297  === 2.4.3 Built-in Temperature ===
298 298  
299 299  
... ... @@ -306,7 +306,6 @@
306 306  * Temperature:  (0xF5C6-65536)/100=-26.18℃
307 307  
308 308  
309 -
310 310  (% style="display:none" %)
311 311  
312 312  === 2.4.4 Built-in Humidity ===
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317 317  * Humidity:    0x025C/10=60.4%
318 318  
319 319  
320 -
321 321  (% style="display:none" %)
322 322  
323 323  === 2.4.5 Ext # ===
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331 331  |(% style="width:102px" %)0x09|(% style="width:319px" %)Sensor E3, Temperature Sensor, Datalog Mod
332 332  
333 333  
334 -
335 335  === 2.4.6 Ext value ===
336 336  
337 337  ==== 2.4.6.1 Ext~=1, E3 Temperature Sensor ====
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422 422  * (% 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)
423 423  
424 424  
425 -
426 426  ==== 2.4.6.3 Ext~=6, ADC Sensor(use with E2 Cable) ====
427 427  
428 428  
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472 472  
473 473  
474 474  
475 -==== 2.4.6.4 Ext~=2 TMP117 Sensor(Since Firmware v1.3) ====
464 +==== 2.4.6.4 Ext~=2 TMP117 Sensor((% style="display:none" %) (%%)Since Firmware v1.3)(% style="display:none" %) (%%) ====
476 476  
466 +[[image:image-20230717151328-8.png]]
477 477  
478 -[[image:image-20220927095645-1.png||_mstalt="433771" height="534" width="460"]]
468 +(% style="display:none" %) (%%)
479 479  
480 480  
471 +
481 481  (% style="color:blue" %)**Ext=2,Temperature Sensor(TMP117)：**
482 482  
483 483  [[image:image-20220906102307-7.png||_mstalt="430443"]]
484 484  
485 485  
486 -(% style="color:blue" %)**Interrupt Mode and Counting Mode:**
477 +(% style="color:blue" %)**Interrupt Mode and Counting Mode:**(% style="color: blue; display: none" %)** **
487 487  
488 488  The external cable NE2 can be use for MOD4 and MOD8
489 489  
490 490  
491 491  
492 -==== 2.4.6.5 Ext~=11 SHT31 Sensor (Since Firmware v1.4.1) ====
483 +==== 2.4.6.5 Ext~=11 SHT31 Sensor ((% style="display:none" %) (%%)Since Firmware v1.4.1) ====
493 493  
494 494  
495 -[[image:65N-E31F.jpg||height="454" width="459"]]
496 496  
487 +[[image:image-20230717151245-7.png]]
497 497  
498 498  (% style="color:blue" %)**Ext=11,Temperature & Humidity Sensor(SHT31)：**
499 499  
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660 660  * (% 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)
661 661  
662 662  
663 -
664 664  == 2.5 Show data on Datacake ==
665 665  
666 666  
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1078 1078  * For each success downlink, the PURPLE LED will blink once
1079 1079  
1080 1080  
1081 -
1082 1082  == 2.9 installation ==
1083 1083  
1084 1084  
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1132 1132  * Working voltage 2.35v ~~ 5v
1133 1133  
1134 1134  
1135 -
1136 1136  == 3.3 E31F Temperature Probe ==
1137 1137  
1138 1138  
1139 -[[image:65N-E31F-1.jpg||height="169" width="170"]] [[image:65N-E31F.jpg||height="196" width="198"]]
1127 +[[image:65N-E31F-1.jpg||height="169" width="170"]] [[image:image-20230717151424-9.png||height="221" width="204"]](% style="display:none" %)
1140 1140  
1141 1141  
1142 1142  Temperature sensor with 1 meters cable long
1143 1143  
1132 +
1144 1144  **Built-in Temperature Sensor:**
1145 1145  
1146 1146  * Resolution: 0.01 °C
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1170 1170  * Operating Range: 0 ~~ 96 % RH
1171 1171  
1172 1172  
1173 -
1174 1174  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1175 1175  
1176 1176  
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1242 1242  * **Example 2**: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
1243 1243  
1244 1244  
1245 -
1246 1246  == 4.2 Set External Sensor Mode ==
1247 1247  
1248 1248  
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1271 1271  * 0xA20702003c: Same as AT+SETCNT=60
1272 1272  
1273 1273  
1274 -
1275 1275  == 4.3 Enable/Disable uplink Temperature probe ID ==
1276 1276  
1277 1277  
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1304 1304  * **0xA801**     **~-~->** AT+PID=1
1305 1305  
1306 1306  
1307 -
1308 1308  == 4.4 Set Password ==
1309 1309  
1310 1310  
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1365 1365  * There is no downlink command to set to Sleep mode.
1366 1366  
1367 1367  
1368 -
1369 1369  == 4.7 Set system time ==
1370 1370  
1371 1371  
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1458 1458  
1459 1459  Feature: Clear flash storage for data log feature.
1460 1460  
1461 -
1462 1462  (% style="color:#4f81bd" %)**AT Command: AT+CLRDTA**
1463 1463  
1464 -
1465 1465  (% border="1" cellspacing="5" style="background-color:#f2f2f2; width:503px" %)
1466 1466  |(% style="background-color:#d9e2f3; color:#0070c0; width:157px" %)**Command Example**|(% style="background-color:#d9e2f3; color:#0070c0; width:137px" %)**Function**|(% style="background-color:#d9e2f3; color:#0070c0; width:209px" %)**Response**
1467 1467  |(% style="width:155px" %)AT+CLRDTA |(% style="width:134px" %)Clear date record|(% style="width:209px" %)(((
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1475 1475  * Example: 0xA301  ~/~/  Same as AT+CLRDTA
1476 1476  
1477 1477  
1478 -
1479 1479  == 4.13 Auto Send None-ACK messages ==
1480 1480  
1481 1481  
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1494 1494  * Example: 0x3401  ~/~/  Same as AT+PNACKMD=1
1495 1495  
1496 1496  
1497 -
1498 1498  == 4.14 Modified WMOD command for external sensor TMP117 or DS18B20 temperature alarm(Since firmware 1.3.0) ==
1499 1499  
1500 1500  
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1942 1942  * (% style="color:red" %)**E3**(%%): External Temperature Probe
1943 1943  
1944 1944  
1945 -
1946 1946  = 8. Packing Info =
1947 1947  
1948 1948  
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1957 1957  * Device Weight: 120.5g
1958 1958  
1959 1959  
1960 -
1961 1961  = 9. Reference material =
1962 1962  
1963 1963  
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1964 1964  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0]]
1965 1965  
1966 1966  
1967 -
1968 1968  = 10. FCC Warning =
1969 1969  
1970 1970  
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