SW3L-NB - NB-IoT Flow Sensor

Description

The Dragino SW3L-NB is a NB-IoT Flow Sensor . It detects water flow volume and uplink to IoT server via NB-IoT network. User can use this to monitor the water usage for buildings . The SW3L-NB will send water flow volume every 20 minutes. It can also detect the water flow status and send Alarm , to avoid the waste for water usage such as broken toilet case. SW3L-NB is designed for both indoor and outdoor use. It has a weatherproof enclosure and industrial level battery to work in low to high temperatures . SW3L-NB supports different uplink methods including MQTT, MQTTs, UDP & TCP for different application requirement, and support uplinks to various IoT Servers. SW3L-NB supports BLE configure and OTA update which make user easy to use. SW3L-NB is powered by 8500mAh Li-SOCI2 battery , it is designed for long-term use up to several years. SW3L-NB has optional built-in SIM card and default IoT server connection version. Which makes it works with simple configuration. Common DC Characteristics: NB-IoT Module: BC660K-GL