Dragino SW3L-LN LoRaWAN Water Flow Sensor

• LoRaWAN v1.0.3 Class A protocol
• Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864
• Uploads water flow volume to a LoRaWAN IoT platform
• Monitors continuous water flow and potential water waste
• 1000mAh rechargeable battery
• Provides 12V DC power
• Supports Bluetooth configuration
• Supports wireless OTA firmware updates
• Periodic uplink reporting
• LoRaWAN downlink configuration
• Low-power operation
• Designed for indoor and outdoor water-flow monitoring

Applications:

• Water Flow Monitoring
• Building Water Usage
• Water Control
• Toilet Flow Monitoring
• Water Waste Monitoring
• Irrigation and Utility Monitoring

Device

• Model: SW3L-LN
• Network: LoRaWAN
• LoRaWAN Protocol: v1.0.3 Class A
• Battery: 1000mAh rechargeable battery
• Power Output: 12V DC
• Configuration: Bluetooth and LoRaWAN downlink
• Firmware Update: Wireless OTA
• Dimensions: 118 × 57 × 47 mm

Flow Sensor Options

• 004 / DW-004: G1/2″ / DN15, 1–30 L/min, 450 pulses = 1 L
• 006 / DW-006: G3/4″ / DN20, 1–60 L/min, 390 pulses = 1 L
• 010 / DW-010: G1″ / DN25, 2–100 L/min, 64 pulses = 1 L
• 020 / DW-020: G2″ / DN50, 10–300 L/min, 12 pulses = 1 L

All four flow-sensor options are specified by Dragino with approximately ±5% measurement accuracy.

• DW-004: Diameter G1/2″ / DN15; working range 1–30 L/min; 450 pulses = 1 L
• DW-006: Diameter G3/4″ / DN20; working range 1–60 L/min; 390 pulses = 1 L
• DW-010: Diameter G1″ / DN25; working range 2–100 L/min; 64 pulses = 1 L
• DW-020: Diameter G2″ / DN50; working range 10–300 L/min; 12 pulses = 1 L
• Flow Sensor Accuracy: ±5%
• Flow Sensor Maximum Pressure: ≤ 1.75 MPa
• Flow Sensor Temperature Range: <80°C
• Flow Sensor Humidity Range: 35%–90% RH, non-frosting