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 == ... ... @@ -58,7 +58,6 @@ 58 58 * Tri-color LED to indicate working status 59 59 * Datalog feature 60 60 61 - 62 62 == 1.3 Specification == 63 63 64 64 ... ... @@ -83,36 +83,23 @@ 83 83 * ±2°C accuracy from -55°C to +125°C 84 84 * Operating Range: -55 °C ~~ 125 °C 85 85 86 - 87 87 = 2. Connect LHT65N to IoT Server = 88 88 89 89 == 2.1 How does LHT65N work? == 90 90 91 -((( 92 92 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. 93 -))) 94 94 95 -((( 96 96 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. 97 -))) 98 98 99 99 100 100 == 2.2 How to Activate LHT65N? == 101 101 102 -((( 103 103 The LHT65N has two working modes: 104 -))) 105 105 106 -* ((( 107 -(% 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. 108 -))) 109 -* ((( 110 -(% 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. 111 -))) 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. 112 112 113 -((( 114 114 The LHT65N is set in deep sleep mode by default; The ACT button on the front is to switch to different modes: 115 -))) 116 116 117 117 118 118 [[image:image-20220515123819-1.png||_mstalt="430742" _mstvisible="3" height="379" width="317"]] ... ... @@ -268,7 +268,6 @@ 268 268 269 269 270 270 271 - 272 272 === 2.4.1 Decoder in TTN V3 === 273 273 274 274 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. ... ... @@ -301,8 +301,6 @@ 301 301 302 302 303 303 304 - 305 - 306 306 === 2.4.3 Built-in Temperature === 307 307 308 308 [[image:image-20220522235639-2.png||_mstalt="431756" _mstvisible="3" height="138" width="722"]] ... ... @@ -314,9 +314,6 @@ 314 314 * Temperature: (0xF5C6-65536)/100=-26.18℃ 315 315 316 316 317 - 318 - 319 - 320 320 === 2.4.4 Built-in Humidity === 321 321 322 322 [[image:image-20220522235639-4.png||_mstalt="432484" _mstvisible="3" height="138" width="722"]] ... ... @@ -324,9 +324,6 @@ 324 324 * Humidity: 0x025C/10=60.4% 325 325 326 326 327 - 328 - 329 - 330 330 === 2.4.5 Ext # === 331 331 332 332 Bytes for External Sensor: ... ... @@ -481,8 +481,6 @@ 481 481 482 482 483 483 484 - 485 - 486 486 ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ==== 487 487 488 488 In this mode, user can connect external ADC sensor to check ADC value. The 3V3_OUT can ... ... @@ -560,7 +560,6 @@ 560 560 561 561 562 562 563 - 564 564 === 2.6.2 Unix TimeStamp === 565 565 566 566 ... ... @@ -583,37 +583,20 @@ 583 583 584 584 === 2.6.3 Set Device Time === 585 585 586 -((( 587 587 There are two ways to set device's time: 588 -))) 589 589 590 -((( 591 591 **~1. Through LoRaWAN MAC Command (Default settings)** 592 -))) 593 593 594 -((( 595 595 User need to set SYNCMOD=1 to enable sync time via MAC command. 596 -))) 597 597 598 -((( 599 599 Once LHT65N Joined LoRaWAN network, it will send the MAC command (DeviceTimeReq) and the server will reply with (DeviceTimeAns) to send the current time to LHT65N. If LHT65N fails to get the time from the server, LHT65N will use the internal time and wait for next time request (AT+SYNCTDC to set the time request period, default is 10 days). 600 -))) 601 601 602 -((( 603 603 (% 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. 604 -))) 605 605 606 -((( 607 - 608 -))) 609 609 610 -((( 611 611 **2. Manually Set Time** 612 -))) 613 613 614 -((( 615 615 User needs to set SYNCMOD=0 to manual time, otherwise, the user set time will be overwritten by the time set by the server. 616 -))) 617 617 618 618 619 619 ... ... @@ -965,6 +965,9 @@ 965 965 * RED LED when external sensor is not connected 966 966 * For each success downlink, the PURPLE LED will blink once 967 967 912 + 913 + 914 + 968 968 == 2.9 installation == 969 969 970 970 (% _mstvisible="1" %) ... ... @@ -999,6 +999,9 @@ 999 999 * Operating Range: -40 ~~ 125 °C 1000 1000 * Working voltage 2.35v ~~ 5v 1001 1001 949 + 950 + 951 + 1002 1002 = 4. Configure LHT65N via AT command or LoRaWAN downlink = 1003 1003 1004 1004 Use can configure LHT65N via AT Command or LoRaWAN Downlink. ... ... @@ -1042,6 +1042,7 @@ 1042 1042 1043 1043 * **Example 2**: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds 1044 1044 995 + 1045 1045 == 4.2 Set External Sensor Mode == 1046 1046 1047 1047 Feature: Change External Sensor Mode. ... ... @@ -1063,6 +1063,8 @@ 1063 1063 1064 1064 * 0xA20702003c: Same as AT+SETCNT=60 1065 1065 1017 + 1018 + 1066 1066 == 4.3 Enable/Disable uplink Temperature probe ID == 1067 1067 1068 1068 ((( ... ... @@ -1090,6 +1090,8 @@ 1090 1090 * **0xA800** **~-~->** AT+PID=0 1091 1091 * **0xA801** **~-~->** AT+PID=1 1092 1092 1046 + 1047 + 1093 1093 == 4.4 Set Password == 1094 1094 1095 1095 Feature: Set device password, max 9 digits ... ... @@ -1136,6 +1136,9 @@ 1136 1136 1137 1137 * There is no downlink command to set to Sleep mode. 1138 1138 1094 + 1095 + 1096 + 1139 1139 == 4.7 Set system time == 1140 1140 1141 1141 Feature: Set system time, unix format. [[See here for format detail.>>||anchor="H2.6.2UnixTimeStamp"]] ... ... @@ -1232,6 +1232,9 @@ 1232 1232 1233 1233 * Example: 0xA301 ~/~/Same as AT+CLRDTA 1234 1234 1193 + 1194 + 1195 + 1235 1235 == 4.13 Auto Send None-ACK messages == 1236 1236 1237 1237 (% _msthash="315394" _msttexthash="51837149" _mstvisible="1" %) ... ... @@ -1246,10 +1246,13 @@ 1246 1246 (% _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** 1247 1247 (% _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 1248 1248 1210 + 1249 1249 (% style="color:#4f81bd" %)**Downlink Command: 0x34** 1250 1250 1251 1251 * Example: 0x3401 ~/~/Same as AT+PNACKMD=1 1252 1252 1215 + 1216 + 1253 1253 = 5. Battery & How to replace = 1254 1254 1255 1255 == 5.1 Battery Type == ... ... @@ -1655,6 +1655,9 @@ 1655 1655 1656 1656 * (% style="color:red" %)**E3**(%%): External Temperature Probe 1657 1657 1622 + 1623 + 1624 + 1658 1658 = 8. Packing Info = 1659 1659 1660 1660 ... ... @@ -1663,15 +1663,19 @@ 1663 1663 * LHT65N Temperature & Humidity Sensor x 1 1664 1664 * Optional external sensor 1665 1665 1633 + 1666 1666 **Dimension and weight**: 1667 1667 1668 1668 * Device Size: 10 x 10 x 3.5 cm 1669 1669 * Device Weight: 120.5g 1670 1670 1639 + 1640 + 1671 1671 = 9. Reference material = 1672 1672 1673 1673 * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]] 1674 1674 1645 + 1675 1675 = 10. FCC Warning = 1676 1676 1677 1677 This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions: