Fill Level Sensor -WS201

Features

• High-focusing detection ranges from 1 to 55 cm with great accuracy based on Time-of-Flight technology
• Non-contact detection with wireless deployment
• Allow reporting the remaining amount by percentage with pre-set alarm thresholds
• Ultra-low power consumption with standby mode, ensuring a durable battery life
• Easy to install with its ultra-compact size and equip with NFC configuration
• Highly adaptive to most tissue boxes with a stable signal
• Damp-proof coating inside the device to ensure it works well in various conditions of bathrooms and other scenarios
• Function well with standard LoRaWAN® gateways and network servers

Specifications

Wireless Transmission

• Protocol: LoRaWAN®
• Tx Power: 16 dBm (868 MHz)/22 dBm (915 MHz)/19 dBm (470 MHz)
• Sensitivity: -132dBm@300bps
• Mode: OTAA/ABP Class A

Distance Measurement

• ToF FoV: 25 °
• FoV Accuracy: ± 5 °
• Detection Range: 1 ~ 55 cm
• Detection Accuracy: ± 1cm
• Detection Resolution:
  • 1mm (1.0≤X≤15.0cm)
  • 2mm (15.0＜X≤35.0cm)
  • 3mm (35.0＜X≤55.0cm)
  • X = Detection Distance

Others

• Button: 1 × Reset Button (Internal)
• LED Indicator: 1 × Indicator (Internal)
• Configuration: Mobile App (via NFC)