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 ... ... @@ -84,9 +84,6 @@ 84 84 * ±2°C accuracy from -55°C to +125°C 85 85 * Operating Range: -55 °C ~~ 125 °C 86 86 87 - 88 - 89 - 90 90 = 2. Connect LHT65N to IoT Server = 91 91 92 92 == 2.1 How does LHT65N work? == ... ... @@ -257,6 +257,8 @@ 257 257 * 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.) 258 258 259 259 242 + 243 + 260 260 === 2.4.1 Decoder in TTN V3 === 261 261 262 262 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. ... ... @@ -287,6 +287,8 @@ 287 287 * BAT status=(0Xcba4>>14)&0xFF=11(B)，very good 288 288 * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV 289 289 274 + 275 + 290 290 === 2.4.3 Built-in Temperature === 291 291 292 292 [[image:image-20220522235639-2.png||_mstalt="431756" _mstvisible="3" height="138" width="722"]] ... ... @@ -297,6 +297,7 @@ 297 297 298 298 * Temperature: (0xF5C6-65536)/100=-26.18℃ 299 299 286 + 300 300 === 2.4.4 Built-in Humidity === 301 301 302 302 [[image:image-20220522235639-4.png||_mstalt="432484" _mstvisible="3" height="138" width="722"]] ... ... @@ -303,6 +303,7 @@ 303 303 304 304 * Humidity: 0x025C/10=60.4% 305 305 293 + 306 306 === 2.4.5 Ext # === 307 307 308 308 Bytes for External Sensor: ... ... @@ -455,6 +455,8 @@ 455 455 * 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. 456 456 * 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) 457 457 446 + 447 + 458 458 ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ==== 459 459 460 460 In this mode, user can connect external ADC sensor to check ADC value. The 3V3_OUT can ... ... @@ -530,6 +530,8 @@ 530 530 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. 531 531 532 532 523 + 524 + 533 533 === 2.6.2 Unix TimeStamp === 534 534 535 535 ... ... @@ -918,6 +918,8 @@ 918 918 * For each success downlink, the PURPLE LED will blink once 919 919 920 920 913 + 914 + 921 921 == 2.9 installation == 922 922 923 923 (% _mstvisible="1" %) ... ... @@ -953,6 +953,8 @@ 953 953 * Working voltage 2.35v ~~ 5v 954 954 955 955 950 + 951 + 956 956 = 4. Configure LHT65N via AT command or LoRaWAN downlink = 957 957 958 958 Use can configure LHT65N via AT Command or LoRaWAN Downlink. ... ... @@ -996,6 +996,7 @@ 996 996 997 997 * **Example 2**: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds 998 998 995 + 999 999 == 4.2 Set External Sensor Mode == 1000 1000 1001 1001 Feature: Change External Sensor Mode. ... ... @@ -1017,6 +1017,8 @@ 1017 1017 1018 1018 * 0xA20702003c: Same as AT+SETCNT=60 1019 1019 1017 + 1018 + 1020 1020 == 4.3 Enable/Disable uplink Temperature probe ID == 1021 1021 1022 1022 ((( ... ... @@ -1044,6 +1044,8 @@ 1044 1044 * **0xA800** **~-~->** AT+PID=0 1045 1045 * **0xA801** **~-~->** AT+PID=1 1046 1046 1046 + 1047 + 1047 1047 == 4.4 Set Password == 1048 1048 1049 1049 Feature: Set device password, max 9 digits ... ... @@ -1091,6 +1091,8 @@ 1091 1091 * There is no downlink command to set to Sleep mode. 1092 1092 1093 1093 1095 + 1096 + 1094 1094 == 4.7 Set system time == 1095 1095 1096 1096 Feature: Set system time, unix format. [[See here for format detail.>>||anchor="H2.6.2UnixTimeStamp"]] ... ... @@ -1188,6 +1188,8 @@ 1188 1188 * Example: 0xA301 ~/~/Same as AT+CLRDTA 1189 1189 1190 1190 1194 + 1195 + 1191 1191 == 4.13 Auto Send None-ACK messages == 1192 1192 1193 1193 (% _msthash="315394" _msttexthash="51837149" _mstvisible="1" %) ... ... @@ -1202,10 +1202,13 @@ 1202 1202 (% _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** 1203 1203 (% _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 1204 1204 1210 + 1205 1205 (% style="color:#4f81bd" %)**Downlink Command: 0x34** 1206 1206 1207 1207 * Example: 0x3401 ~/~/Same as AT+PNACKMD=1 1208 1208 1215 + 1216 + 1209 1209 = 5. Battery & How to replace = 1210 1210 1211 1211 == 5.1 Battery Type == ... ... @@ -1612,6 +1612,8 @@ 1612 1612 * (% style="color:red" %)**E3**(%%): External Temperature Probe 1613 1613 1614 1614 1623 + 1624 + 1615 1615 = 8. Packing Info = 1616 1616 1617 1617 ... ... @@ -1620,15 +1620,19 @@ 1620 1620 * LHT65N Temperature & Humidity Sensor x 1 1621 1621 * Optional external sensor 1622 1622 1633 + 1623 1623 **Dimension and weight**: 1624 1624 1625 1625 * Device Size: 10 x 10 x 3.5 cm 1626 1626 * Device Weight: 120.5g 1627 1627 1639 + 1640 + 1628 1628 = 9. Reference material = 1629 1629 1630 1630 * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]] 1631 1631 1645 + 1632 1632 = 10. FCC Warning = 1633 1633 1634 1634 This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions: