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Dragino LHT52 User Manual
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LHT52 T
emper
atur
e & Humi
dity sensor
7
/
40
2.
Operation Mode
2.1
How
to activ
ate
LHT52?
1.
Open enclosur
e fr
om belo
w position.
2.
Insert 2 x A
AA LR03 ba
tte
ries.
3.
Press th
e res
et butto
n to ac
tivat
e devic
e.
User can ch
eck
LED Sta
tus
to
know the w
orking s
ta
te of L
HT52.
6
8
Table of Contents
Table of Contents
2
Introduction
4
What Is LHT52 Temperature & Humidity Sensor
4
Features
5
Specifications
5
Power Consumption
5
Storage & Operation Temperature
5
Applications
6
Operation Mode
7
How to Activate LHT52
7
How It Works
8
Example to Use for Lorawan Network
8
Uplink Payload
11
Uplink FPORT=5, Device Status
11
Uplink FPORT=2, Real Time Sensor Value
12
Uplink FPORT=3, Datalog Sensor Value
13
Uplink FPORT=4, DS18B20 ID
13
Decoder in TTN V3
14
Show Data on Datacake
15
Datalog Feature
21
Unix Timestamp
21
Poll Sensor Value
21
Datalog Uplink Payload
22
Alarm Mode
22
LED Indicator
25
Button
25
Configure LHT52 Via at Command or Lorawan Downlink
26
Downlink Command Set
26
Set Password
29
Battery Replacement
30
Battery Type and Replace
30
Power Consumption Analyze
31
Sensors & Accessories
33
Temperature Probe (AS-01)
33
Program Converter (AS-02)
33
Faq
34
How to Use at Command to Configure LHT52
34
AT Command and Downlink
36
How to Upgrade the Firmware
38
How to Change the Lora Frequency Bands/Region
38
Order Info
39
Main Device
39
Accessories
39
Packing Info
39
Support
39
FCC Warning
39
4
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Dragino LHT52 Specifications
General
Brand
Dragino
Model
LHT52
Category
Accessories
Language
English
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