ESI VideoBridge 2150, Service Manual

Page: 35 / 332

MEAS U REMENT SPEED
NOTE :
T o d e t e rm i ne o v e r a l l M e a s u r e me n t S p ee d , te s t con d i t i on s
m u s t b e s pe c i f i e d ( e . g . tes t f requ e n c y , te s t s i g n a l l e ve l ,
v a l u e o f c ompon e n t , e t c . ) . D i sp l a y mode , me a s u r e me n t mode
a n d e x t e rna l de v i c e s a l s o a f f e c t mea su reme n t spee d . For a
de ta i l e d d e s c r i p t i on o n ca l c u l a t i ng m e a s u remen t speed , s e e
S e c t i o n 2 . 8 .
NOTE :
T h re e p re s e t comb i na t i on s o f I n te g ra t i o n T i me , Se t t l i n g
T i m e , a n d M e a s u r e m e n t A v e r a g e s a r e a v a i l a b l e . T h e F A S T ,
ME D i um , a n d S L OW key s p r o v i de q u i ck , c on ve n i e n t s e l e c t i on o f
t he s e c o mb i na t i on s . App r o x i ma t e spe e d s f o r t h e s e c o mb i na t i on s
u n de r s ome typ i c a l mo d e s o f ope ra t i on a re l i s t ed .
NOTE :
T h e f o l l ow i n g s p e e d s a re f o r
c o n d i t i on s : t e s t f re q u e n c y 1 kH z ,
1 0 00mV , va l u e o f componen t-unde r- t e s t
t h e f o l l ow i ng t e s t
te s t s i g n a l l e ve l
I nF , mea s u reme n t
r a n g i ng s t a t u s m o d e C a n t i n u o u s ( e x ce p t w he r e n o t e d )
RANGE H OL D .
S ETL I . T . AV G
F ast 5 ms
1 0 m s 1
M ed i um 5 0 m s 5 0 m s 1
S l ow
5 0 m s 5 0 m s
1 0
D I RECT
S ORT and GOIN O - G O H A N D LER*
FAST
-4 m easu rem ents/second
-
1
1 measurements/second
- 6/second
- 9/second **
M E D I UM - 2 measuremen ts/second
- 2 m easurements/se cond
- 2 measu rem ents/second
S LOW
-5 seconds/measurem ent - 5 seconds/m easu rement -5 seconds/measu rement
* Single mode on l y , 8 CODE enabled
* * 2 ms S ET L , 2 ms
I .
T . , frequency � 500 Hz
NOTE :
F o r r e m o t e G P I B me a s ureme n t s , a d d 3 5 0m s p e r mea s u reme n t
f o r F A S T a n d S L OW , 4 0 0 m s f or MED i um .
1
-
1 6
e l s
l
i 2 1 5 0 /2 1 6 0 5 /8 5