Peak Voltage Measurement - Philips pm2521 Operating Manual

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6.4. l. | |. Peak voltage measurement
G E N E R A L
T h e a d j u s t a b l e t r i g g e r l e v e l w i t h t h e t r i g g e r ( G A T E ) i n d i c a t i o n o f f e r s t h e p o s s i b i l i t y t o m e a s u r e p e a k v o l t a g e s .
M e a s u r i n g p e a k v o l t a g e s i s d o n e i n t h e t r i g g e r l e v e l f u n c t i o n . T h i s m e a n s t h a t t h e p e a k v o l t a g e s a r e m e a s u r e d
w i t h t h e a c c u r a c y o f t h e t r i g g e r l e v e l f u n c t i o n .
T h e o r d e r Í o r m e a s u r i n g t h e p e a k v o l t a g e o f a s i g n a l i s a s f o l l o w s :
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S e l e c t i o n o f t h e s e n s i t i v i t y r a n g e
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S e l e c t i o n o f t h e t r i g g e r l e v e l
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M e a s u r e m e n t o f t h e p e a k v o l t a g e
P E A K V O L T A G E M E A S U R E M E N T S
Selection of the sensitivity ranges
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S e l e c t f u n c t i o n V : w i t h t h e f u n c t i o n s e l e c t o r .
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S e l e c t t h e a u t o m a t i c r a n g i n g m o d e b y d e p r e s s i n g t h e A U T O / M A N *
R e m a r k :
Manual ranging is indicated with * on the display.
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C o n n e c t t h e v o l t a g e s o u r c e t o t h e 0 a n d V t e r m i n a l a n d m e a s u r e t h e i n p u t s i g n a l .
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M a k e a n o t e o f t h e s e l e c t e d r a n g e a n d p o l a r i t y . S l o w s i g n a l s m a y p a s s m o r e t h a n o n e r a n g e .
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S e l e c t f u n c t i o n t r i g g e r l e v e l w i t h t h e f u n c t i o n s e l e c t o r , a n d s e l e c t o n e o f t h e n o t e d r a n g e s a n d p o l a r i t y .
R e m a r k :
Function trigger level has four ranges.
Ranges
V -
Trigger level
200 mV
2 V
2 V
2 0 v
200 v
2000 v
20v
200 v
2000 v
fnput signals that are lower than 7.5 % oÍ the end of range value of the trigger level range cannot be triggered
accurately.
In the trigger level function only manual ranging is possible with pushbuttons UP or DOWN.