AUTO TIDE GAUGE 1 - alphageo
AUTO TIDE GAUGE 2 - alphageo
AUTO TIDE GAUGE 1 - alphageo
AUTO TIDE GAUGE 2 - alphageo

AUTO TIDE GAUGE

The ALPHA TG25 Auto Tide Gauge is a high-precision, low-power device for measuring water pressure/depth. It offers flexible sampling intervals, large storage (2 million data points), and durable sensors. The included CWMlanager software enables easy configuration, data export, and analysis. With ultra-low power consumption (years of operation on one battery) and an accurate internal clock, it is widely used in marine, environmental, hydrological, and meteorological applications.
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Product Detail

Applications

Specifications

Pressure Accuracy 0.05% FS
Pressure Resolution 0.001Kpa (≤0.0001%FS)
Pressure Range 0~50m, 0~200m (selectable)
Sampling Interval 1 second to 18 hours (user-configurable)
Maximum Sampling Frequency 8Hz
Temperature Accuracy 0.3°C
Temperature Resolution 0.01°C
Temperature Range -5°C to 40°C
Clock Drift ±5PPM/year (±158 seconds/year)
Storage Memory 2 million data points
Communication Port RS485
Battery 3.6V lithium battery
Recording Modes
Intermittent average value recording
Fixed time interval recording
Conditional event-triggered recording
Depth profile recording
High-speed mode recording
Device Specifications
Dimensions φ25mm * 237mm length (self-recording, including cover)
Material Aluminum alloy housing for 50m range, titanium alloy housing for 200m range
Weight 280g

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