IFR COM-120C, Operation Manual

Page: 87 / 326

4-14
SECTION 4
OPERATION
S e l e c t R a n g e a s f o l l o w s :
15 dB
S e l e c t s 1 5 d B R a n g e .
55 dB
S e l e c t s 5 5 d B R a n g e .
AUTO
S e l e c t s A u t o r a n g e f o r R a n g e .
I f P e a k H o l d F u n c t i o n i s d e s i r e d , t a k e
m e t e r o u t o f A u t o r a n g e a n d c o n f i g u r e a s
f o l l o w s :
OFF/ON
T o g g l e s P e a k H o l d F u n c t i o n O N o r O F F .
RST PK
R e s e t s P e a k H o l d F u n c t i o n .
I f A v e r a g e F u n c t i o n i s d e s i r e d , c o n f i g u r e
a s f o l l o w s :
OFF/ON
T o g g l e s A v e r a g e F u n c t i o n O N o r O F F .
C u r s o r t o S a m p l e N u m b e r t o e n t e r
d e s i r e d v a l u e . R a n g e i s 2 t o 1 0 .
I f U p p e r L i m i t F u n c t i o n i s d e s i r e d ,
c o n f i g u r e a s f o l l o w s :
OFF/ON
T o g g l e s U p p e r L i m i t F u n c t i o n O N o r
O F F . E n t e r L i m i t V a l u e . R a n g e i s 0 t o
5 5 d B .
I f L o w e r L i m i t F u n c t i o n i s d e s i r e d ,
c o n f i g u r e a s f o l l o w s :
OFF/ON
T o g g l e s L o w e r L i m i t F u n c t i o n O N o r
O F F . E n t e r L i m i t V a l u e . R a n g e i s 0 t o
5 5 d B .
Range:
Peak Hold: AUTO
ON
Peak Hold:
Average: ON
ON
2
Average:
Upper Limit: ON
ON
28.0
2
Upper Limit:
Lower Limit:
ON
ON 12.0
28.0
Lower Limit:
Alarm: ON
OFF 12.0