Philips pm2521 Operating Manual page 5

Automatic multimeter
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4 .
P R I N C I P L E O F O P E R A T I O N
Page
29
4 . 1 .
4 . 1 . 1 .
4 . 1 . 2 .
4 . 1 . 3 .
4 . 1 . 4 .
4 . 1 . 5 .
4 . 1 . 6 .
4 . 1 . 7 .
4 . 2 .
4 . 3 .
5 .
I N S T A L L A T I O N
5 . 1 .
5 . 1 . 1 .
5 . 1 . 2 .
5 . 1 . 3 .
5 . 1 . 4 .
6 .
O P E R A T I O N
o . t .
A n a l o g s e c t i o n
M e a s u r i n g v o l t a g e s , c u r r e n t s , r e s i s t a n c e s a n d d i o d e s
M e a s u r i n g t i m e a n d Í r e q u e n c y
M e a s u r i n g t e m p e r a t u r e s
d B m e a s u r e m e n t s
M e a s u r e m e n t s i n r e l a t i v e r e f e r e n c e m o d e .
C o n t r o l o f t h e a n a l o g s e c t i o n
A D C
C o n t r o l s e c t i o n
D i s p l a y s e c t i o n
3 1
M a i n s s u p p l y
. . . . 3 1
S a f e t y i n s t r u c t i o n s
. . . 3 1
R e p l a c i n g t h e m a i n s f u s e
. . . . . 3 1
A d a p t i o n t o t h e m a i n s v o l t a g e
. . . . 3 1
A d a p t i o n t o t h e m a i n s f r e q u e n c y
. . . . 3 1
29
29
29
29
29
29
29
29
30
30
3 2
S w i t c h i n g - o n
. . . . . 3 2
6 . 2 .
C o n t r o l s
. . . . . . . 3 2
6 . 2 . 1 . F r o n t p a n e l
. . . . 3 2
6 . 2 . 2 . R e a r p a n e l
. . . . . . . 3 4
6 . 3 .
Z e r o s e t t i n g
. . . . 3 4
6 . 4 .
M e a s u r i n g
. . . . . . . 3 5
6 . 4 . 1 .
S t a n d a r d m e a s u r e m e n t s
. . . . 3 5
6 . 4 . 1 . 1 . D i r e c t v o l t a g e m e a s u r e m e n t s ( V - - -
) . . . .
. . . . . . . 3 5
6 . 4 . 1 . 2 . A l t e r n a t i n g v o l t a g e m e a s u r e m e n t s
( V - r m s )
. . . . . . 3 6
6 . 4 . 1 . 3 . D e c i b e l
m e a s u r e m e n t s ( d B )
. . . . . 3 7
6 . 4 . 1 . 4 . D i r e c t c u r r e n t m e a s u r e m e n t s ( A : )
. . . . . . .
3 8
6 . 4 . i . 5 . A l t e r n a t i n g c u r r e n t m e a s u r e m e n t s
( A -
r m s )
. . . . 3 9
6 . 4 . 1 . 6 . R e s i s t a n c e m e a s u r e m e n t s ( S l )
.
. . . 4 0
6 . 4 . 1 . 7 . D i o d e m e a s u r e m e n t s ( + f - )
. . . . . 4 1
6 . 4 . ' l . 8 . T e m p e r a t u r e m e a s u r e m e n t s ( o C )
.
. . . . . . 4 2
6 . 4 . 1 . 9 . F r e q u e n c y m e a s u r e m e n t s
( H z )
. . . 4 3
6 . 4 . 1 . 1 0 . T i m e m e a s u r e m e n t s
( s )
. . . . 4 5
6 . 4 . 1 . l 1 . P e a k v o l t a g e m e a s u r e m e n t s .
. . . . 4 8
6 . 4 . 2 . E x t e n d e d c a p a b i l i t i e s ( o p t i o n a l )
. . . . . .
5 0
6 . 4 . 2 . 1 . H i g h t e n s i o n m e a s u r e m e n t s
. . . . . . . 5 0
6 . 4 . 2 . 2 . H i g h c u r r e n t m e a s u r e m e n t s
( A :
a n d A -
r m s )
. . . 5 1
6 . 4 . 2 . 3 . D a t a H o l d m e a s u r e m e n t s
. . . . 5 2
6 . 4 . 2 . 4 . H i g h f r e q u e n c y m e a s u r e m e n t s .
. . . . . 5 3

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