CHCNAV i89 GNSS - Tilt Compensation and Visual Survey

Equipment Setup and Operation
CHCNAV i93 GNSS USER GUIDE | 2023-04 P a g e | 34
3.4 Working with the Tilt Compensation
The auto-IMU need to be calibrated at the first time when users get a new i93 GNSS
receiver. After initializing the sensor successfully, the i93 GNSS receiver will record the
calibration parameters, and the user do not need to calibrate it manually any more.
After enable the tilt survey, the i93 IMU can be ready after a few steps walk or a bit
movement automatically.
3.4.1 Operation Steps for first IMU initialization
(1) Open Landstar8-> Tap PT Survey-> Tap to activate tilt measurement.