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    Sensors and Sensing Systems

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    SAA-04 Single Axis Accelerometer

    Type: Fiber Bragg Grating based single-axis accelerometer, specifically designed to measure acceleration values up to 2g with unmatched sensitivity.

    Application: Detection of ultra-low-level vibrations, can be mounted on different surfaces including walls, etc.

    Installation method: Screws or using a mounting block

    Temperature compensation: External

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    Characteristics
    • Fiber Bragg Grating based single-axis accelerometer, specifically designed to measure acceleration values up to 2g with unmatched sensitivity.
    • This sensor enables the detection of ultra-low-level, lowfrequency vibrations specifically for monitoring large structures, bridges, archways, overpasses, foundations and detecting earth tremors.
    Applications
    • Detection of ultra-low-level vibrations
    • Can be mounted on different surfaces including walls, etc.
    • Robust stainless steel
    • Double-ended
    • Unbeatable frequency range (0-160 Hz)
    • Very high sensitivity
    • Inbuilt locking mechanism 1)
    3D View
    Loading file
    • Fullscreen
    • Wireframe
    • Zoom In
    • Zoom Out
    • Rotation
    • Screenshot
    • Help

    Controls

    ×
    • Rotate with the left mouse button.
    • Zoom with the scroll button.
    • Adjust camera position with the right mouse button.
    • Double-click to enter the fullscreen mode.
    • On mobile devices swipe to rotate.
    • On mobile devices pinch two fingers together or apart to adjust zoom.
    • On mobile devices 3 finger horizontal swipe performs panning.

    Product Specification

    Performance properties
    Measurement range
    ±2g
    Sensitivity
    		 1350pm/g ± 100pm/g
    Frequency range
    		 0 – 160Hz
    Maximum shock
    		 10g
    Sensor resonance
    > 240Hz
    Operating Temperature range
    -40°C to +60°C
    Number of FBGs
    2
    Occupied bandwidth
    ~12nm
    Ingress Protection rating
    IP 67
    Physical properties
    Housing material
    Duplex – 1.4462
    Anchoring bolt
    		 M5 / 5Nm
    Dimensions (without cable)2)
    		 50 x 55 x 220 mm
    Weight (without cable)
    		 400g
    Cable type
    3mm reinforced cable
    Cable length3) 1mtr
    Cable Bend Radius (dynamic)
    40mm
    Cable Bend Radius (static)
    30mm
    Connector type4)
    		 FC/APC
    Mounting method Screws or using a mounting block
    Packaging Cardboard box – dimensions depending on the final configuration.
    Quality Statement The sensor is compliant with IEC 61757-1-1:2016/Ed1.0 and IEC 61757:2018 All sensors are 100% tested and calibrated at SYLEX. The sensor is manufactured according to ISO 9001:2015 and ISO 14001:2015

    Notes:

    • 1) The sensor needs to be unlocked before measurement, please, refer to the installation instructions.
    • 2) For further dimensions details see the product drawing
    • 3) Cable length is extendable on request
    • 4) Other connector types available on request

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