E 20 Glossary
E
EGNOS
European Geostationary Navigation Overlay Service. An SBAS operated by the European Space
Agency.
Event
A precision agriculture activity on a particular field. For example: planting seed, applying fertilizer or
lime, or spraying with fungicide, herbicide or insecticide.
F
Farm
A collection of fields.
Field
Settings created in the FM-1000 integrated display to represent an actual field, one or more parts of
an actual field, or a group of two or more fields. Field profiles include guidance lines for steering,
pivot patterns and landmarks.
Fill
A point on the field where dirt must be added. A fill occurs when the existing field is lower than the
proposed field surface.
Fixed axle
The fixed axle varies depending on vehicle type:
l Rear axle on front steering tractor and self-propelled sprayer.
l Front axle on a harvester and 4x4 tractor
l Center of tracks on a tracked tractor
Freeplay
Movement in the steering linkage through which a movement of the steering wheel will cause no
change in wheel angle.
Freeplay offset
A value entered to give the control system a way to account for freeplay during guidance.
G
GDD
518 FM-1000 Integrated Display User Guide Version 9.25, Revision B
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