( 1 ) T o use t h e c o u n t e r in o n ly m o d e , t h e re a r p a n e l A D D R E S S s w itc h m u s t
b e s e t t o t h e T A L K O N L Y p o s itio n , a n d t h e a d d re s s m o d e o f th e o th e r
d e v ic e s c o n n e c te d to th e b u s lin e s h o u ld a lso b e se t t o o n ly m o d e . N o te ,
h o w e v e r , t h a t d u rin g o n ly m o d e t h e c o n tr o lle r s h o u ld n o t b e u s e d . I f
th e c o n tr o lle r is o p e r a te d d u rin g o n ly m o d e , th e c o n tr o lle r c o m m a n d
w ill b e d is r e g a r d e d , a n d t h e c o u n te r m a y fa il t o o p e r a te p r o p e r ly .
(2 ) P o w e r fa ilu re d u rin g o p e r a t i o n
I f th e r e is a p o w e r fa ilu re ( in c lu d in g m o m e n ta r y p o w e r fa ilu r e s ) d u rin g
o p e r a tio n o f th e G P IB s y s te m ( in c lu d in g th e u n iv e rsa l c o u n t e r ) , n o rm a l
o p e r a tio n c a n n o t b e g u a r a n te e d a f te r th e p o w e r is r e s to r e d . N o r m a lly ,
th e c o m p le te s y s te m is in itia liz e d a g a in .
P o w e r fa ilu re p r o c e s s in g fo r
th e o t h e r d e v ic e s in c lu d e d in th e s y s te m m u s t a lso b e c o n s id e r e d .
( 3 ) C o n tr o lle r i n t e r r u p t d u rin g d a ta t r a n s f e r b e tw e e n d ev ic es
In th e G P IB s y s te m , d a ta t r a n s f e r b e tw e e n d e v ic e s a p a rt fro m th e c o n
tr o lle r is a lso p o s s ib le . I f a n in te r r u p t is g e n e ra te d in o r d e r t o a d d a n o
th e r lis te n e r o r to s w itc h th e c o n tr o lle r t o se ria l p o llin g m o d e d u rin g
d a ta tr a n s f e r ( h a n d s h a k e o p e r a t i o n ) b e tw e e n d e v ic e s, th e d a ta t r a n s f e r
is s u s p e n d e d , a n d p r io r ity g iv en t o th e c o n tr o lle r i n te r r u p t o p e r a tio n .
U p o n c o m p le tio n o f th e i n te r r u p t p r o c e s s , th e p re v io u s
d a t a
tr a n s f e r
o p e r a t i o n is re s u m e d .
U s u a lly , th e s y s te m is t o b e p ro g r a m m e d so t h a t th e c o n tr o lle r
w
i l l
re c o g n iz e th e d a ta tr a n s f e r s t a t e .
4-5-4. General Precautions during Operation
4-14
Summary of Contents for TR5821
Page 19: ...A d a p t e r Fig 3 1 Power cable plug and adapter ...
Page 23: ...7Inm 9 8 8 3 8 6 9 Fig 3 2 Panel description 3 6 ...
Page 26: ...3 9 ...
Page 54: ...4 6 Program m ing N otes 4 6 1 Sim plified O peratio nal F low C hart D ata Sending 4 15 ...
Page 56: ... 2 When s e r i a lpollingi snot used Addressed to talk 4 17 ...
Page 82: ...7 3 ...
Page 100: ...D im ensions of chassis 2 ...
Page 103: ...SIDE VIEW Ut TR5821 EXTERNAL VIEW ...
Page 104: ...F R O N T VIEW REAR VIEW ...
Page 105: ...4 280 u TR5822 EXTERNAL VIEV ...
Page 106: ...FRONT VIEW R EAR VIEW ...
Page 107: ...SIDE VIEW U nit TR5823 EXTERNAL VIEW ...
Page 108: ...101 75 tOaOOQQ Oa QC QOj 5 kS a a a a o o o o a a a y TOP VIEW FRONT VIEW 102 ...