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Dragino LHT65N User Manual
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User Manual for LoRaWAN End Nodes - LHT65N LoRaWAN Temperature & Humidity Sensor Manual
2.4.4 Built-in Humidity
•
Humidity: 0x025C/10=60.4%
2.4.5 Ext #
Bytes for External Sensor:
2.4.6 Ext value
2.4.6.1 Ext=1, E3 Temperature Sensor
•
DS18B20 temp=0x0ADD/100=27.81℃
The last 2 bytes of data are meaningless
•
External temperature= (0xF54F-65536)/100=-27.37℃
The last 2 bytes of data are meaningless
Page 15 / 56 - last modified by Bei Jinggeng on 2022/07/06 13:48
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Table of Contents
Table of Contents
1
Introduction
5
What Is LHT65N Temperature & Humidity Sensor
5
Features
5
Specification
5
Connect LHT65N to Iot Server
6
How Does LHT65N Work
6
How to Activate LHT65N
6
Example to Join Lorawan Network
7
Step 1: Create Device N TTN
7
Step 2: Activate LHT65N by Pressing the ACT Button for more than 5 Seconds
12
Uplink Payload
12
Decoder in TTN V3
13
BAT-Battery Info
13
Built-In Temperature
14
Built-In Humidity
15
Ext
15
Ext Value
15
Show Data on Datacake
17
Datalog Feature
20
Ways to Get Datalog Via Lorawan
20
Unix Timestamp
20
Set Device Time
21
Poll Sensor Value
21
Datalog Uplink Payload
22
Alarm Mode
24
LED Indicator
25
Installation
25
Sensors and Accessories
26
E2 Extension Cable
26
E3 Temperature Probe
26
Configure LHT65N Via at Command or Lorawan Downlink
27
Set Transmit Interval Time
27
Set External Sensor Mode
28
Enable/Disable Uplink Temperature Probe ID
28
Set Password
29
Quit at Command
29
Set to Sleep Mode
30
Set System Time
30
Set Time Sync Mode
30
Set Time Sync Interval
31
Print Data Entries Base on Page
31
Print Last few Data Entries
32
Clear Flash Record
33
Auto Send None-ACK Messages
33
Battery & How to Replace
34
Battery Type
34
Replace Battery
34
Battery Life Analyze
35
Faq
35
How to Use at Command
35
Where to Use at Commands and Downlink Commands
39
How to Change the Uplink Interval
43
How to Use TTL-USB to Connect a PC to Input at Commands
44
How to Use TTL-USB to Connect PC to Upgrade Firmware
45
Using USB-TYPE-C to Connect to the Computer Using the at Command
50
How to Use USB-TYPE-C to Connect PC to Upgrade Firmware
52
Order Info
56
Packing Info
56
Reference Material
56
FCC Warning
56
4
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Dragino LHT65N Specifications
General
Brand
Dragino
Model
LHT65N
Category
Measuring Instruments
Language
English
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