Elite PI-121, Operator'S Handbook Manual

Page: 125 / 390

103
CHAPTER 2: Instructor / Operator’s Station (IOS)
Surface:
Select visibility using UP/DOWN arrows or preset but tons
as desired. Preset buttons have the following cor re spond ing
visibility values:
Precision = 1/2 statute mile
Non Precision = 1 statute mile
CAVOK ( Ceiling/Visibility OK) = 30 statute miles
NOTE: CAVOK by defi nition also indicates (in part) that
no clouds or precipitation exist below 5,000ft. Press
ing
the CAVOK button in ELITE with Cloud Lay er 3 Base
set to <= (less than or equal to) 5100ft MSL will also set
cloud coverage to Sky Clear (SKC) in ad di tion to changing
visibility to 30 statute miles.
Preset buttons can be used to “jump” quickly to 1/2, 1,
and 30 statute mile values respectively and then fur ther
adjusted as desired.
Visibility value selected will become the visibility from the
surface up to the next highest OVERCAST (OVC) cloud
layer programmed. If no OVERCAST layer is programmed,
this will be the controlling visibility for all altitudes from the
surface up to FL400 (40,000ft).
CLOUDS (GENVIEW)
The CLOUDS Page has three Cloud/Visibility layers. Layer
1 (top), Layer 2 (mid), and Layer 3 (bottom) respectively.
Select cloud coverage for each layer as de sired by press ing
any one of the buttons cor re spond ing to the fol low ing :
SKC Sky Clear
FEW 1/8 cloud coverage
SCT 2/8 to 4/8 cloud coverage
BKN 5/8 to 7/8 cloud coverage
OVC 8/8 cloud coverage