CASE STUDY (ENG) - Automation process with Touchberry

On this case study, we will show you how to automate a process without using a PLC. To reach this goal, we just can use our PC Panel Touchberry 7".

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1. C A S E S T U D Y I N D U S T R I A L S H I E L D S S U M M A R Y W h y d i d w e t h i n k a b o u t t h i s a p p l i c a t i o n ? T h e m a i n r e a s o n i s b e c a u s e o u r c u s t o m e r s d o n o t o f t e n k n o w t h e v e r s a t i l i t y t h a t o u r P a n e l s h a v e . T o u c h b e r r y 7 " c a n b e u s e d a s a P L C b e c a u s e i t h a s 1 0 I / O a t ( 5 - 2 4 V d c ) c o n f i g u r a b l e b y s o f t w a r e . R e g a r d i n g t h e c o m m u n i c a t i o n s , i t h a s W i F i , R S - 4 8 5 - R S - 2 3 2 , S e r i a l T T L , I 2 C , S P I , E t h e r n e t a n d U S B . U s i n g E t h e r n e t a n d W i F i , y o u c a n c o n t r o l t h e d i f e r e n t s p a r a m e t e r s a n d I / O o f t h e s y s t e m . O n e o f t h e m o s t u s e f u l c h a r a c t e r i s t i c s o f t h e P a n e l i s t h a t , i n c o m p l e x s y s t e m s , y o u c a n c r e a t e a n e t w o r k b e t w e e n s e v e r a l T o u c h b e r r i e s , p r o v i d i n g a c o m p r e h e n s i v e m o n i t o r i n g a n d c o n t r o l s o l u t i o n f o r c o m p l e t e p r o d u c t i o n p l a n t s a n d r e a l - t i m e d a t a a t h a n d . T h e   P a n e l i s b a s e d i n O S G N U / L i n u x ( R a s p b i a n / U b u n t u ) i n s t a l l e d i n a n S D c a r d . Y o u c a n f i n d e x a m p l e s a n d e x p l a n a t i o n s i n o u r B l o g t o l e a r n h o w t o p r o g r a m i t . A U T O M A T I O N P R O C E S S W I T H T O U C H B E R R Y O n t h i s c a s e s t u d y , w e w i l l s h o w y o u h o w t o a u t o m a t e a p r o c e s s w i t h o u t u s i n g a P L C . . T o r e a c h t h i s g o a l , w e j u s t c a n u s e o u r P C P a n e l T o u c h b e r r y 7 " .

2. c o n v e y o r b e l t ( x 1 ) ( 1 D i g i t a l O u t p u t w i t h s o l i d s t a t e r e l a y t o c o n t r o l t h e e n g i n e ) ( S e e e x a m p l e i n t h e o u r B l o g ) . c a p a c i t i v e s e n s o r ( x 1 ) ( 1 D i g i t a l I n p u t ) c y l i n d e r ( x 1 ) ( 2 D i g i t a l O u t p u t s f o r t h e e l e c t r o v a l v e - 1 f o r F o r w a r d , 1 f o r B a c k w a r d ) c y l i n d e r i n d u c t i v e s e n s o r ( x 2 ) ( 2 D i g i t a l I n p u t s ) w a t e r p u m p ( x 1 )   ( 1 D i g i t a l O u t p u t w i t h s o l i d s t a t e r e l a y t o c o n t r o l t h e e n g i n e ) ( S e e e x a m p l e i n o u r B l o g ) . P C P a n e l T o u c h b e r r y P I 7 " T h e   T o u c h b e r r y 7 " h a s t o c o n t r o l a w a t e r b o t t l i n g p l a n t . W e t h o u g h t a b o u t t h i s a p p l i c a t i o n b e c a u s e t h e n u m b e r o f s e n s o r s a n d a c t u a t o r s i s l i m i t e d s o w i t h o u r n u m b e r o f I / O w e c a n c o n t r o l a l l t h i s p r o c e s s . I n t h i s p r o j e c t , w e w a n t t o c o n t r o l a l o t o f s i g n a l s s o w e c a n u s e a s i g n a l d i s t r i b u t o r o f 1 6 I / O p r o g r a m m a b l e b y s o f t w a r e a n d c o m m u n i c a t e i t w i t h t h e P a n e l u s i n g R S - 4 8 5 . M o r e o v e r , a p a r t f r o m u s i n g t h e P a n e l P C a s a P L C , y o u c a n u s e i t a s a n H M I s o y o u c a n m o n i t o r a l l t h e s e s i g n a l s a n d c o m p i l e d a t a f r o m t h e m ( c y c l e t i m e , h o u r , b a t c h , m a c h i n e f a i l u r e s e t c . ) . T o m a k e t h i s p r o j e c t , w e w i l l u s e t h e d e v i c e s d e t a i l e d b e l o w . W e a r e u s i n g 7 I / O i n t o t a l : T h e s e q u e n c e w i l l b e a s f o l l o w s : ( 1 . )   T h e b o t t l e s w i l l a r r i v e t o t h e c o n v e y o r b e l t . ( 2 . )   T h e c a p a c i t i v e s e n s o r w i l l b e u n d e r t h e w a t e r p u m p ; t h i s s e n s o r w i l l d e t e c t t h e b o t t l e w h e n i t i s j u s t u n d e r t h e p u m p . ( 3 . )   T h e n t h e c y l i n d e r b r i n g i n g t h e p u m p w i l l g o f o r w a r d .   ( 4 . ) F i n a l l y , w h e n t h e i n d u c t i v e s e n s o r i s h i g h , t h e p u m p w i l l b e g i n t o f i l l t h e b o t t l e w i t h t h e c o r r e c t q u a n t i t y o f w a t e r . C A S E S T U D Y G O A L T h e g o a l t h a t w e h a v e t o r e a c h i s c o n t r o l l i n g s o m e p e r i p h e r a l d e v i c e s u s i n g T o u c h B e r r y 7 " . T h e i m p o r t a n c e o f t h i s p r o j e c t c o n s i s t s i n l e a r n i n g w h i c h d e v i c e s c a n b e u s e d ( o r n o t ) i n t h e f u n c t i o n a l i t y a n d h o w t o c o n n e c t t h e m . S o t h i s i s j u s t a n e x a m p l e . C O N C L U S I O N ( H A R D W A R E ) F à b r i c a d e l P o n t 1 - 1 1 · ( R e c i n t e i n d u s t r i a l d e l P o n t V e l l ) · 0 8 2 7 2 , S a n t F r u i t ó s d e B a g e s ( B a r c e l o n a ) · S p a i n i n f o @ i n d u s t r i a l s h i e l d s . c o m • w w w . i n d u s t r i a l s h i e l d s . c o m

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