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Tilt verification procedure

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  • The software offers a tilt verification procedure useful in these cases:

    • The user wants to confirm the tilt measurement accuracy under current installation.

    • A different pole is used on the GNSS. Since the straightness of the pole is critical to tilt measurements we recommend the tilt verification procedure.

  • To start the procedure click on IMU icon and select Calibrate IMU.

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Tilt verification procedure with Zenith60, Zenith60PRO and Zenith55 (firmware older than 0.24.251102)

  • Follow the on-screen procedure:

    • Place the GNSS pole vertical on a point and press Start.

    • Swing the pole for 15 seconds back and forth and again for 15 seconds left and right.

    • If the verification is successful the user is informed with a Success message.

The procedure is not used to initialize the IMU.

  • Below video shows the procedure to perform a tilt verification procedure.

Tilt verification procedure with Zenith55 (firmware 0.24.251102)

  • Follow the on-screen procedure:

    • Place the GNSS pole vertical on a point and press Start.

    • Swing the pole for 8 seconds back and forth.

    • Level the pole using the pole bubble for 8 seconds.

    • Rotate 90° with the GNSS receiver without moving the pole tip.

    • Repeat the same process following the on-screen procedure.

    • If the verification is successful the user is informed with a Success message.

The procedure is not used to initialize the IMU.

  • Below video shows the procedure to perform a tilt verification procedure from firmware 0.24.251102.

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