Changes for page LHT65N -- Manual do sensor de temperatura e umidade LoRaWAN
Last modified by Xiaoling on 2023/07/18 10:12
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... ... @@ -18,30 +18,17 @@ 18 18 19 19 == 1.1 What is LHT65N Temperature & Humidity Sensor == 20 20 21 - 22 -((( 23 23 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.** 24 -))) 25 25 26 -((( 27 27 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. 28 -))) 29 29 30 -((( 31 31 LHT65N has a built-in 2400mAh non-chargeable battery which can be used for up to 10 years*. 32 -))) 33 33 34 -((( 35 35 LHT65N is full compatible with LoRaWAN v1.0.3 Class A protocol, it can work with a standard LoRaWAN gateway. 36 -))) 37 37 38 -((( 39 39 LHT65N supports (% 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. 40 -))) 41 41 42 -((( 43 43 *The actual battery life depends on how often to send data, please see the battery analyzer chapter. 44 -))) 45 45 46 46 47 47 == 1.2 Features == ... ... @@ -58,8 +58,6 @@ 58 58 * Tri-color LED to indicate working status 59 59 * Datalog feature 60 60 61 - 62 - 63 63 == 1.3 Specification == 64 64 65 65 ... ... @@ -84,37 +84,23 @@ 84 84 * ±2°C accuracy from -55°C to +125°C 85 85 * Operating Range: -55 °C ~~ 125 °C 86 86 87 - 88 - 89 89 = 2. Connect LHT65N to IoT Server = 90 90 91 91 == 2.1 How does LHT65N work? == 92 92 93 -((( 94 94 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. 95 -))) 96 96 97 -((( 98 98 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. 99 -))) 100 100 101 101 102 102 == 2.2 How to Activate LHT65N? == 103 103 104 -((( 105 105 The LHT65N has two working modes: 106 -))) 107 107 108 -* ((( 109 -(% 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. 110 -))) 111 -* ((( 112 -(% 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. 113 -))) 85 +* (% 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. 86 +* (% 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. 114 114 115 -((( 116 116 The LHT65N is set in deep sleep mode by default; The ACT button on the front is to switch to different modes: 117 -))) 118 118 119 119 120 120 [[image:image-20220515123819-1.png||_mstalt="430742" _mstvisible="3" height="379" width="317"]] ... ... @@ -267,6 +267,9 @@ 267 267 * The 7th byte (EXT #): defines the external sensor model. 268 268 * 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.) 269 269 241 + 242 + 243 + 270 270 === 2.4.1 Decoder in TTN V3 === 271 271 272 272 When the uplink payload arrives TTNv3, it shows HEX format and not friendly to read. We can add LHT65N decoder in TTNv3 for friendly reading. ... ... @@ -297,6 +297,8 @@ 297 297 * BAT status=(0Xcba4>>14)&0xFF=11(B)，very good 298 298 * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV 299 299 274 + 275 + 300 300 === 2.4.3 Built-in Temperature === 301 301 302 302 [[image:image-20220522235639-2.png||_mstalt="431756" _mstvisible="3" height="138" width="722"]] ... ... @@ -307,6 +307,7 @@ 307 307 308 308 * Temperature: (0xF5C6-65536)/100=-26.18℃ 309 309 286 + 310 310 === 2.4.4 Built-in Humidity === 311 311 312 312 [[image:image-20220522235639-4.png||_mstalt="432484" _mstvisible="3" height="138" width="722"]] ... ... @@ -313,6 +313,7 @@ 313 313 314 314 * Humidity: 0x025C/10=60.4% 315 315 293 + 316 316 === 2.4.5 Ext # === 317 317 318 318 Bytes for External Sensor: ... ... @@ -465,6 +465,8 @@ 465 465 * 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. 466 466 * 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) 467 467 446 + 447 + 468 468 ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ==== 469 469 470 470 In this mode, user can connect external ADC sensor to check ADC value. The 3V3_OUT can ... ... @@ -539,6 +539,9 @@ 539 539 1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specify time range. 540 540 1. Set [[PNACKMD=1>>||anchor="H4.13AutoSendNone-ACKmessages"]], LHT65N will wait for ACK for every uplink, when there is no LoRaWAN network, LHT65N will store the sensor data, and it will send all messages after network recover. 541 541 522 + 523 + 524 + 542 542 === 2.6.2 Unix TimeStamp === 543 543 544 544 ... ... @@ -926,6 +926,9 @@ 926 926 * RED LED when external sensor is not connected 927 927 * For each success downlink, the PURPLE LED will blink once 928 928 912 + 913 + 914 + 929 929 == 2.9 installation == 930 930 931 931 (% _mstvisible="1" %) ... ... @@ -960,6 +960,9 @@ 960 960 * Operating Range: -40 ~~ 125 °C 961 961 * Working voltage 2.35v ~~ 5v 962 962 949 + 950 + 951 + 963 963 = 4. Configure LHT65N via AT command or LoRaWAN downlink = 964 964 965 965 Use can configure LHT65N via AT Command or LoRaWAN Downlink. ... ... @@ -1003,6 +1003,7 @@ 1003 1003 1004 1004 * **Example 2**: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds 1005 1005 995 + 1006 1006 == 4.2 Set External Sensor Mode == 1007 1007 1008 1008 Feature: Change External Sensor Mode. ... ... @@ -1024,6 +1024,8 @@ 1024 1024 1025 1025 * 0xA20702003c: Same as AT+SETCNT=60 1026 1026 1017 + 1018 + 1027 1027 == 4.3 Enable/Disable uplink Temperature probe ID == 1028 1028 1029 1029 ((( ... ... @@ -1051,6 +1051,8 @@ 1051 1051 * **0xA800** **~-~->** AT+PID=0 1052 1052 * **0xA801** **~-~->** AT+PID=1 1053 1053 1046 + 1047 + 1054 1054 == 4.4 Set Password == 1055 1055 1056 1056 Feature: Set device password, max 9 digits ... ... @@ -1097,6 +1097,9 @@ 1097 1097 1098 1098 * There is no downlink command to set to Sleep mode. 1099 1099 1094 + 1095 + 1096 + 1100 1100 == 4.7 Set system time == 1101 1101 1102 1102 Feature: Set system time, unix format. [[See here for format detail.>>||anchor="H2.6.2UnixTimeStamp"]] ... ... @@ -1193,6 +1193,9 @@ 1193 1193 1194 1194 * Example: 0xA301 ~/~/Same as AT+CLRDTA 1195 1195 1193 + 1194 + 1195 + 1196 1196 == 4.13 Auto Send None-ACK messages == 1197 1197 1198 1198 (% _msthash="315394" _msttexthash="51837149" _mstvisible="1" %) ... ... @@ -1207,10 +1207,13 @@ 1207 1207 (% _mstvisible="3" %)|=(% _mstvisible="4" style="width: 171px;" %)(% _msthash="1231737" _msttexthash="251862" _mstvisible="6" %)**Command Example**|=(% _mstvisible="4" style="width: 219px;" %)(% _msthash="1231738" _msttexthash="116025" _mstvisible="6" %)**Function**|=(% _mstvisible="4" style="width: 119px;" %)(% _msthash="1231739" _msttexthash="116831" _mstvisible="6" %)**Response** 1208 1208 (% _mstvisible="3" %)|(% _msthash="1231321" _msttexthash="130455" _mstvisible="4" style="width:171px" %)AT+PNACKMD=1|(% _msthash="1231322" _msttexthash="377026" _mstvisible="4" style="width:219px" %)Poll None-ACK message|(% _msthash="1231323" _msttexthash="14989" _mstvisible="4" style="width:119px" %)OK 1209 1209 1210 + 1210 1210 (% style="color:#4f81bd" %)**Downlink Command: 0x34** 1211 1211 1212 1212 * Example: 0x3401 ~/~/Same as AT+PNACKMD=1 1213 1213 1215 + 1216 + 1214 1214 = 5. Battery & How to replace = 1215 1215 1216 1216 == 5.1 Battery Type == ... ... @@ -1616,6 +1616,9 @@ 1616 1616 1617 1617 * (% style="color:red" %)**E3**(%%): External Temperature Probe 1618 1618 1622 + 1623 + 1624 + 1619 1619 = 8. Packing Info = 1620 1620 1621 1621 ... ... @@ -1624,15 +1624,19 @@ 1624 1624 * LHT65N Temperature & Humidity Sensor x 1 1625 1625 * Optional external sensor 1626 1626 1633 + 1627 1627 **Dimension and weight**: 1628 1628 1629 1629 * Device Size: 10 x 10 x 3.5 cm 1630 1630 * Device Weight: 120.5g 1631 1631 1639 + 1640 + 1632 1632 = 9. Reference material = 1633 1633 1634 1634 * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]] 1635 1635 1645 + 1636 1636 = 10. FCC Warning = 1637 1637 1638 1638 This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions: