SW3L Outdoor LoRaWAN Water Flow Sensor
The Dragino SW3L is a LoRaWAN Flow Sensor. It detects water flow volume and uplinks to the IoT server via the LoRaWAN network. Users can use this to monitor the water usage for buildings.
SW3L is powered by an 8500mAh Li-SOCI2 battery, It is designed for long-term use for up to 10 years. (Actually Battery life depends on the use environment, and update period.)
The SW3L will send water flow volume every 20 minutes. It can also detect the water flow status and send an Alarm, to avoid waste for water usage such as broken toilet cases.
SW3L is designed for both indoor and outdoor use. It has a weatherproof enclosure and industrial-level battery to work in low to high temperatures.
Each SW3L is pre-load with a set of unique keys for LoRaWAN registration, register these keys to the LoRaWAN server and it will auto-connect after power on.

Features
- LoRaWAN v1.0.3 Class A protocol
- Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864
- Upload water flow volume
- Monitor water waste
- 8500mAh industrial battery(none-rechargeable)
- AT Commands to change parameters
- Uplink on periodically and open/close event
- Datalog feature
- Remote configure parameters via LoRa Downlink
- Firmware upgradable via program port
- Wall Mountable
- Outdoor Use
Applications:
- Flow Sensor application
- Water Control
- Toilet Flow Sensor
- Monitor Waste water
Specifications
- 004: DW-004 Flow Sensor: diameter: G1/2” / DN15. 450 pulse = 1 L
- 006: DW-006 Flow Sensor: diameter: G3/4” / DN20. 360 pulse = 1 L
- 010: DW-010 Flow Sensor: diameter: G 1” / DN25. 60 pulse = 1 L
Package
Package Includes:
- SW3L Water Flow Sensor x 1
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