Self-Recording Intelligent Tide Gauge (Water Level Logger)

Self-recording tide gauge for water level and temperature measurement in surface water, groundwater, and marine environments

NOVASEA-202

NOVASEA

Water level recordertemperature recorderself-recordinghydrological monitoringocean observationtide gauge

A self-contained, battery-powered water level monitoring logger that records water level (pressure) and temperature over long periods, constructed with stainless steel or titanium alloy. The water level recorder includes water level and temperature sensors, built-in large capacity flash memory, and a large capacity long-life lithium battery. All functions are integrated within a metal-housed instrument with a diameter of 26mm.

Technical Specifications

Detailed product parameters and technical specifications

Range	0~10mH2O to 0~300mH2O, custom support
Water level accuracy	0.05% FS under 0~50℃ environment
Water level resolution	Accurate to 1 mm
Stability	Annual drift rate 0.05% FS
Overload capability	Withstands 2x FS overload
Temperature accuracy	±0.5℃
Temperature resolution	0.1℃
Battery life	Approx. 10 years at 1 record per hour
Storage capacity	1 million comprehensive records
Real-time clock	Annual error < ±5 minutes
Operating temperature	-10~80℃
Power supply	External DC power supply DC5~30V, internal battery power supply 2.7~3.6 VDC
Output	RS485 interface, MODBUS-RTU communication protocol
Housing material	316L stainless steel or titanium alloy
Weight	approx. 300g (excluding cable)

Key Advantages

Main features and advantages of the product

Self-powered design, no cable withdrawal, good underwater sealing

Uses stable pressure sensing element

Water level accuracy 0.05% F.S, temperature accuracy ±0.5℃

Supports multi-function measurement of water level, temperature, water pressure

Internal independent battery and memory, periodic data collection and storage

Application Areas

Our products are widely used in multiple fields, providing professional solutions for different industries

Water level and temperature measurement

Groundwater monitoring

Marine environment water level observation

Long-term hydrological monitoring projects

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