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3-2-4-6. Humidity s e t t i n g
For t h e check and a d j u s t m e n t o f t h e t r a c k a l i g n m e n t u s i n g a n a l i g n m e n t
d i s k , s e t t h e environmental r e l a t i v e humidity t o t h e
SKA
i n o r d e r t o
e x e c u t e t h e a c c u r a t e measurement.
T h i s s e t t i n g i s i m p o r t a n t when t h e r e l a t i v e humidity i s c o n s i d e r a b l y
d i f f e r e n t from 50% a t 9 6 t p i FDD.
The i n i t i a l s e t t i n g o f t h e f o l l o w i n g i s n o t r e q u i r e d i f t h e r e l a t i v e
humidity i s t h e
same as
t h e i n i t i a l v a l u e (50%) o f t h e SKA.
(1)
Key i n "F2".
(CALIBRATION RH ALIGNMENT)
( 2 )
The r e l a t i v e humidity
s e t a t
t h a t
t i m e i s
i n d i c a t e d i n t h e l a t t e r two
d i g i t s o f t h e D A T A (DATA
0
f o r SKA3) i n d i c a t o r ,
XXXX
( % I .
( 3 ) Key i n
a new r e l a t i v e humidity
( % )
of t h e measurement environment
(two d i g i t s ,
Max.
)
e.g.
R e l a t i v e humidity 58%: E2 58
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3228
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