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LoRaWAN Water Leak Sensor User Manual 2 / 25
1. Introduction .............................................................................................................................. 4
1.1 What is LWL02 LoRaWAN Door Sensor ...................................................................................... 4
1.2 Features ...................................................................................................................................... 5
1.3 Applications ................................................................................................................................ 5
1.4 Dimension ................................................................................................................................... 5
1.5 Firmware Change log ................................................................................................................. 5
2. Power ON LWL02 ...................................................................................................................... 6
3. How to install LWL02................................................................................................................. 6
4. Operation Mode ....................................................................................................................... 7
4.1 How it works? ............................................................................................................................. 7
4.2 Example to join LoRaWAN network ............................................................................................ 7
4.3 Uplink Payload .......................................................................................................................... 12
4.4 Downlink Payload ..................................................................................................................... 13
4.5 Integrate with Datacake ........................................................................................................... 16
4.6 Alarm Base on Timeout ............................................................................................................ 19
4.7 LEDs .......................................................................................................................................... 20
5. Battery & How to replace ........................................................................................................ 21
5.1 Battery Type and replace .......................................................................................................... 21
5.2 Power Consumption Analyze .................................................................................................... 21
6. Use AT Command .................................................................................................................... 23
6.1 Access AT Command ................................................................................................................. 23
7. FAQ ......................................................................................................................................... 24
7.1 How to upgrade the image? ..................................................................................................... 24
7.2 How to change the LoRa Frequency Bands/Region? ................................................................ 24
7.3 Can I disable uplink for each event to save battery life? .......................................................... 24
8. Order Info ............................................................................................................................... 25
9. Packing Info ............................................................................................................................ 25