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The Wireless Ultrasonic Level Meter SenSpot™ sensor offers a scalable and easy-to-install solution for measuring water level from a fixed reference. This wireless ultrasonic level sensor features a high-capacity lithium-ion battery and a 6W solar panel with mount, ensuring minimal maintenance and no need for battery replacements. WithIP65 protection, it is completely weatherproof, making it ideal for meteorological instrumentation applications requiring outdoor installation or placement in hard-to-access areas.
The SenSpot™ leverages Resensys’ proprietary wireless communication technology for high-performance large-scale sensing, seamless communication and long-term, maintenance-free operation. Additionally, it can function as a SenSpot™ repeater, acting as an intermediary and extending the wireless communication range between SenSpot™ and SeniMax™.
without battery replacement
3 cm (0.1 ft.)resolution
self-adhesive(e.g. steel)/
flange-mount(e.g. concrete)
1 km free space
easy to reuse in other places
-40 to +65°C (-40 °F to +150°F)
• Long lifetime
• Wireless transmission
• Lightweight
• Easy mounting
• Maintenance free
• Monitoring water levels in reservoirs, rivers, tanks etc.
• Monitor rising water levels in flood-prone areas.
• Measure sediment accumulation around piers and structures.
• Track groundwater levels and fluctuations.
• Measure soil settlement over time to analyse soil consolidation.
• Gateway (cellular type) for collecting data from other Resensys wireless SenSpot™ sensors and sending them to a remote server.
This wireless ultrasonic sensor is perfect for a variety of applications, ensuring accurate and reliable data collection in challenging environments.
• Long lifetime: minimum expected life without battery replacement 10 years
• Lightweight:
○ Wireless transceiver: 450 g (1 lb)
○ Ultrasonic distance meter: 0.8kg (1.8 lb)
○ Solar panel: 100 g (3.5 oz)
• Easy mounting:
○ Self-adhesive, no drilling is required (e.g. steel)
○ Flange-mount, drilling is required (e.g. concrete)
○ Quick installation, 1-2 minutes
• High accuracy:
○ Max range: 9.1m (30 ft)
○ Resolution: 3cm (0.1 ft)
○ Dead band: Typ.
• Wide working temperature: -40 to +65°C (-40 °F to +150°F)
• Long communication range: 1.0km free space
• Small size:
○ Wireless transmitter: 148.08mm (5.83”) x 148.08mm (5.83”) x 60mm (2.36”)
○ Ultrasonic Probe :
○ Height 11cm (4.33”)
○ Radius : 2.5cm (1”)
○ Mounting: 15cm (5.90”) * 10cm (3.94”) corner brace
• Complementary data collected: temperature, battery voltage, etc.