Description
Digital Inclinometer System – Model EAN-26M
The EAN-26M digital inclinometer system is a high-precision, portable traversing instrument designed to measure lateral ground and structural displacements in boreholes and access casings.
It is widely used in geotechnical and civil engineering applications such as embankments, retaining walls, tunnels, foundations, and deep excavations.
The system comprises a digital biaxial tilt-sensing probe connected to a Bluetooth-enabled reel unit. The probe is inserted into the inclinometer casing and moved incrementally to measure tilt at fixed depth intervals, producing an accurate displacement profile of the structure or soil mass.
The reel unit houses a winding drum for the graduated signal cable and a wireless Bluetooth relay module that transmits recorded probe data directly to the mobile readout unit.
A built-in rechargeable battery powers both the probe and the reel system, ensuring reliable field operation without external power sources.
Specifications
| Parameter | Details |
|---|---|
| Instrument Name | Digital Inclinometer System |
| Model | EAN-26M |
| Sensor Type | Biaxial MEMS tilt sensor |
| Applications | Monitoring lateral displacement in boreholes and structural elements |
| Measured Parameter | Horizontal displacement (X–Y axes) |
| Probe Compatibility | Standard inclinometer casings Ø70 mm (2.75″) and Ø85 mm (3.34″) |
| Cable | Graduated every 0.5 m (2 ft), high tensile with integral signal conductors |
| Communication | Wireless Bluetooth between reel and mobile readout unit |
| Power Supply | Rechargeable lithium-ion battery (reel integrated) |
| Operating Temperature | −20 °C to +80 °C |
| Output Data | Digital inclination readings (° or mm displacement) |
| Protection | IP-68 (probe); IP-65 (reel) |
Mobile Readout Unit
The mobile readout interface connects to the inclinometer reel wirelessly via Bluetooth.
It provides:
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Real-time data visualization and storage
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Automatic depth recording for each probe position
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Seamless data export to analysis software
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Compatibility with both Android and iOS platforms
Key Features / Advantages
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Wireless communication eliminates signal cables between reel and device
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Compact, battery-powered design for field efficiency
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High-accuracy MEMS sensors with stable digital output
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Compatible with all standard inclinometer casings (70 mm and 85 mm OD)
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User-friendly mobile interface with real-time monitoring and data logging
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Designed for ease of transport and rugged field use


