9.6.5Initialization

9.6.5Initialization

The time and initial position controls help the unit to obtain satellites faster in a new geographic location or when there is no almanac data present on the unit.

Time/Date and position controls can be edited by selecting 8. Setup, 2. Hardware Management, GPS, Initialization.

)New almanac data is sent by a satellite every 12.5 minutes. This can mean that it may take a maximum of 25 minutes depending when the first satellite is collected. After the first position is calculated, the Time and Initial Position fields will update to reflect the last position.

Remember: Valid limits are 0-90 degrees for Latitude and 0-180 degrees (East and West) for Longitude.

9.7Data Collection

The Data Collection subgroup is where quality minimums are defined for both automatic collection and notification alarms.

9.7.1Quality Monitor

The Quality Monitor controls are subdivided into Point Quality (which is also applicable for linear node collection) and Line/ Area streaming.

Point Quality

1.Defined By: Horizontal, Vertical, Horizontal & Vertical, or None.

)If only Horizontal or Vertical quality is chosen, the other edit field will be disabled!

2.Point Autostop:

None: Occupation is manually controlled (i.e. started and stopped) by the user.

Quality: The occupation will be stopped once the Quality defined (e.g. Horizontal) is achieved.

Positions: The occupation will be stopped once the number of positions required are collected.

)Positionsstored. must achieve the required quality to be

Leica GS20 Field Guide-1.1.0en

72

Setup

Page 72
Image 72
Leica GS20 manual 9.7Data Collection, 9.6.5Initialization, 9.7.1Quality Monitor, Setup