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    Incremental Optical Linear Encoder, ABZ, BISS

    Economical price incremental optical linear encoder combines ABZ and BISS output interfaces, providing accuracy of up to 0.5 μm. The incremental linear encoder is equipped with a 9-pin D-sub connector, which can provide reliable performance and high resolution, making it a cost-effective choice.
    SKU: ATO-LE-SH25
    30-day Returns
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    Delivery date: 6-12 days

    ATO incremental optical linear encoder with a 0.5μm resolution, this compact device offers high-resolution performance in a small footprint, suitable for industrial applications that require precise position detection and measurement.


    • The incremental optical linear encoder combines compact size with high resolution for precise measurement applications.
    • The incremental linear encoder features high-speed operation for dynamic performance in sports.
    • The incremental position linear encoder maintains stability, unaffected by temperature changes.


    Model ATO-SH-25AZ05A
    Output type/Communication method ABZ differential output/BISS high-speed protocol communication
    Power supply voltage 5V (-5%/+10%)
    Consumption current 200mA (no load)
    Fastest response speed 0.5μm: 3m/s
    Permissible operating temperature 0°C to +65°C
    Resolution 0.5μm (You can choose 1 μm, contact us)
    Connector Type 9-pin D-sub connector (Other options can be selected, contact us)
    Grating type Linear
    Pitch 256μm
    Position accuracy ±5μm/m (25℃)
    Repeatability ±0.7μm/m (25℃)
    Cable length 0.5m/3m
    Detect effective length 50000mm
    Thermal expansion coefficient 10.1±0.2μm/m/℃

    (We can provide grating scale, please contact us)

    Output signal

    Incremental optical linear encoder connectors

    Digital quantity (ABZ) Pin No. 1 2 3 4 5 6 7 8 9
    signal OV A+ Z+ B+ 5V A- Z- B- -
    Digital quantity (BISS) Pin No. 1 2 3 4 5 6 7 8 9
    signal OV DATA+ NC CLK+ 5V DATA- DBUG CLK -
    Analog quantity Pin No. 1 2 3 4 5 6 7 8 9
    signal OV V1+ VO+ V2+ 5V V1- VO- V2- -

    Dimension (mm)

    Incremental optical linear encoder abz dimension

    RI=reference zero position
    C=cable R=bending radius: fixed R>10mm; movable R>20mm
    LED=integrated RGB-LED installation control indicator
    1. The green light is on when the reading head receives 80% of the signal, otherwise the red light is on;
    2. When the reading head senses the zero position, the green light flashes once.

    Allowable position deviation between the reading head and the reference surface A-B of the grating scale.
    ΔZ=±0.2mm (gap tolerance)
    ΔY=±0.5mm (offset)
    ∠Z = ±1.00mrad or ±0.06° (deflection angle)
    ∠Y = ±3.50mrad or ±0.20° (pitch angle)
    ∠X = ±4.00mrad or ±0.23° (roll angle)

    Tips: Advantages of using an incremental optical linear encoder

    • High precision position feedback: Provides highly accurate position measurements, often achieving sub-micron precision. Ideal for applications requiring precise control and positioning.
    • Real-time motion monitoring: Enables immediate detection of position changes, facilitating real-time monitoring of motion status and speed.
    • Reliable direction detection: Offers dependable quadrature outputs (ABZ signals) for accurate determination of motion direction, crucial for stable control systems.
    • Adaptable to various environments: Exhibits robust interference resistance, maintaining accuracy in industrial settings despite vibrations, dust, or temperature variations.
    • Cost-effective solution: Compared to absolute encoders, incremental encoders typically offer cost-effective solutions without compromising on accuracy and functionality.
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