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Page 1: Electromagnetic Flowmeters

Electromagnetic Flowmeters

T h e m a t e r i a l s i n c l u d e d i n t h i s c o m p i l a t i o n a r e f o r t h e u s e o f D w y e r I n s t r u m e n t s , I n c . p o t e n t i a l c u s t o m e r s a n d c u r r e n t e m p l o y e e s a s a r e s o u r c e o n l y . T h e y m a y n o t b e r e p r o d u c e d , p u b l i s h e d , o r t r a n s m i t t e d e l e c t r o n i c a l l y f o r c o m m e r c i a l p u r p o s e s .

F u r t h e r m o r e , t h e C o m p a n y ’ s n a m e , l i k e n e s s , p r o d u c t n a m e s , a n d l o g o s , i n c l u d e d w i t h i n t h e s e c o m p i l a t i o n s m a y n o t b e u s e d w i t h o u t s p e c i fi c , w r i t t e n p r i o r p e r m i s s i o n

f r o m D w y e r I n s t r u m e n t s , I n c . © C o p y r i g h t 2 0 1 4 D w y e r I n s t r u m e n t s , I n c .

Page 2: Electromagnetic Flowmeters

Overview

P r i n c i p l e s o f O p e r a t i o n

Ty p e s o f E l e c t r o m a g n e t i c F l o w S e n s o r s I n s e r t i o n

I n - l i n e

I n s t a l l a t i o n A c c e s s o r i e s R a t e a n d To t a l i z e r s

A n a l o g Tr a n s m i s s i o n

Ta r g e t M a r k e t s

A p p l i c a t i o n P h o t o s a n d U s e s

Page 3: Electromagnetic Flowmeters

Overview

I n s e r t i o n A d j u s t a b l e

I E F S

F i x e d

E F S 2

I n - l i n e S m a l l

L O F M & M F S / M F S 2

L a r g e

F L M G

M F S

L O F M

M F S 2

I E F

S

E F S 2

F L M G

Page 4: Electromagnetic Flowmeters

OverviewPr i n c i p l e o f O p e r a t i o n

Fa r a d a y ’ s L a w C o n d u c t i v e l i q u i d m o v i n g

t h r o u g h a m a g n e t i c fi e l d

p r o d u c e s a c u r r e n t

Page 5: Electromagnetic Flowmeters

OverviewPr i n c i p l e o f O p e r a t i o n

C u r r e n t i s p r o p o r t i o n a l t o

v e l o c i t y o f t h e l i q u i d

Page 6: Electromagnetic Flowmeters

OverviewPr i n c i p l e o f O p e r a t i o n

A m a g n e t i c fi e l d i s d i r e c t e d

t h r o u g h t h e c o n d u c t i v e l i q u i d

Vo l t a g e g e n e r a t e d i s

p r o p o r t i o n a l t o t h e m o v e m e n t

o f t h e fl o w i n g l i q u i d

Page 7: Electromagnetic Flowmeters

IEFSI n t ro d u c t i o n

A d j u s t a b l e , i n s e r t i o n e l e c t r o m a g n e t i c fl o w m e t e r

D e s i g n e d f o r p i p e s i z e s f r o m 3 t o 4 8 ˝

( 7 6 t o 1 2 1 9 m m )

C o m e s i n d i ff e r e n t m a t e r i a l s

S t a i n l e s s s t e e l a n d b r a s s

P u r c h a s e b y s i z e a n d m a t e r i a l

Page 8: Electromagnetic Flowmeters

IEFSS p e c i fi c a t i o n s

S e r v i c e : C o m p a t i b l e c l e a n o r d i r t y n o n - c o a t i n g ,

c o n d u c t i v e l i q u i d s

R a n g e : 0 . 2 8 t o 2 0 f t / s ( 0 . 0 8 t o 6 . 0 9 m / s )

A c c u r a c y : ± 1 % F S

O u t p u t : C u r r e n t s i n k i n g , s q u a r e

w a v e p u l s e , o p t o - i s o l a t e d , 5 5 0 H z @ 2 0 f t / s

E n c l o s u r e R a t i n g : N E M A 4 X ( I P 6 6 )

Page 9: Electromagnetic Flowmeters

IEFSFe a t u re s

F i e l d a d j u s t a b i l i t y a l l o w s f o r q u i c k s h i p

a n d i n s t a l l a t i o n t i m e

B r a s s a n d s t a i n l e s s s t e e l m a t e r i a l s o f

c o n s t r u c t i o n V e r s a t i l i t y f o r h i g h e r t e m p e r a t u r e a n d

p r e s s u r e s a n d v a r y i n g

fl u i d s

R e v e r s e fl o w o u t p u t o p t i o n A l l o w s m e t e r t o i n d i c a t e fl o w i n t w o

d i r e c t i o n s , f o r w a r d o r r e v e r s e

Page 10: Electromagnetic Flowmeters

IEFSFe a t u re s

N P T o r H o t -Ta p p r o c e s s c o n n e c t i o n H o t - Ta p o p t i o n a l l o w s f o r s e r v i c e o f

s y s t e m w i t h o u t d r a i n i n g p r o c e s s fl u i d

Page 11: Electromagnetic Flowmeters

EFS2I n t ro d u c t i o n

E l e c t r o m a g n e t i c fl o w m e t e r

F i x e d i n s e r t i o n d e p t h

1 t o 1 2 ” ( 2 5 t o 3 0 5 m m )

P V C , B r a s s , a n d S t a i n l e s s S t e e l

Page 12: Electromagnetic Flowmeters

EFS2S p e c i fi c a t i o n s

S e r v i c e : C o m p a t i b l e c l e a n o r d i r t y n o n - c o a t i n g ,

c o n d u c t i v e l i q u i d s

R a n g e : 0 . 2 8 t o 2 0 f t / s ( 0 . 0 8 t o 6 . 0 9 m / s )

A c c u r a c y : ± 1 % F S

O u t p u t : C u r r e n t s i n k i n g , s q u a r e w a v e p u l s e ,

o p t o - i s o l a t e d , 5 5 0 H z @ 2 0 f t / s

E n c l o s u r e R a t i n g : N E M A 4 X ( I P 6 6 )

Page 13: Electromagnetic Flowmeters

EFS2Fe a t u re s

F i x e d d e p t h 3 m o d e l s a l l o w f o r r a n g e o f p i p e s i z e s

1 t o 3 ” ( 2 5 t o 7 6 m m )

4 t o 1 0 ” ( 1 0 2 t o 2 5 4 m m )

1 2 ” ( 3 0 5 m m )

P V C , B r a s s , a n d S t a i n l e s s S t e e l M a t e r i a l s

o f C o n s t r u c t i o n V e r s a t i l i t y f o r h i g h e r t e m p e r a t u r e a n d p r e s s u r e s

H i g h e r c h e m i c a l c o m p a t i b i l i t y f o r v a r y i n g fl u i d s

R e v e r s e fl o w o u t p u t o p t i o n A l l o w s m e t e r t o i n d i c a t e fl o w i n t w o d i r e c t i o n s , f o r w a r d

o r r e v e r s e

Page 14: Electromagnetic Flowmeters

EFF Fittings

S e r i e s E F F fi t t i n g s a n d t e e s r e q u i r e d f o r i n s t a l l a t i o n

S t a i n l e s s S t e e l , B r o n z e , a n d P V C fi t t i n g s a n d t e e s

a l l o w f o r i n s t a l l a t i o n i n v i r t u a l l y a l l a p p l i c a t i o n s

Page 15: Electromagnetic Flowmeters

Advantages & Disadvantages

I EFS2 – Ad jus tab le

N P T a n d H o t Ta p M o u n t

O n e m o d e l f o r p i p e s 3 t o

2 4 ” ( 7 6 t o 6 0 7 m m )

H i g h e r C o s t

L o w e r C o s t

O p e r a t i o n a l i n p i p e s d o w n

t o 1 ” ( 2 5 m m )

R e q u i r e a d d i t i o n a l

m o u n t i n g c o m p o n e n t s

EFS2 – F ixed

Page 16: Electromagnetic Flowmeters

LOFMI n t ro d u c t i o n

I n - l i n e , s m a l l p i p e d i a m e t e r e l e c t r o m a g n e t i c fl o w s e n s o r

P V D F w e t t e d m a t e r i a l

3 / 8 ” ( 9 . 5 m m ) & ¾ ” ( 1 9 m m )

Page 17: Electromagnetic Flowmeters

LOFMS p e c i fi c a t i o n s

S e r v i c e : C o m p a t i b l e c l e a n o r d i r t y n o n - c o a t i n g , c o n d u c t i v e

l i q u i d s

R a n g e : 0 . 0 3 t o 2 0 G P M ( 0 . 0 1 t o 1 . 3 L P S )

A c c u r a c y : + 1 % o f r e a d i n g

O u t p u t : C u r r e n t s i n k i n g , s q u a r e w a v e p u l s e ,

o p t o - i s o l a t e d , 3 0 V D C @ 5 m A m a x .

a n d 4 t o 2 0 m A

E n c l o s u r e R a t i n g : N E M A 4 X ( I P 6 6 )

Page 18: Electromagnetic Flowmeters

LOFMFe a t u re s

C o r r o s i o n r e s i s t a n t P V D F m a t e r i a l

N o m o v i n g p a r t s

N o n o b s t r u c t i v e fl o w

C a n a c c u r a t e l y m e a s u r e fl o w

r a t e s a s l o w a s 0 . 0 3 G P M ( . 0 0 2

L P S )

Page 19: Electromagnetic Flowmeters

MFS & MFS2I n t ro d u c t i o n

I n - l i n e e l e c t r o m a g n e t i c fl o w m e t e r

F o r s m a l l p i p e s i z e s

M F S 3 1 6 S S b o d y ½ t o 1 ” ( 1 3 t o 2 5 m m )

M F S 2 p l a s t i c b o d y ½ t o 1 - 1 / 4 ” ( 1 3 t o 3 2 m m )

M F

S

M F S 2

Page 20: Electromagnetic Flowmeters

MFS & MFS2S p e c i fi c a t i o n s

S e r v i c e : Wa t e r a n d o t h e r c o n d u c t i v e l i q u i d s

A c c u r a c y : ± 2 % o f r e a d i n g

O u t p u t : F r e q u e n c y : S q u a r e - w a v e , N P N

A n a l o g : 4 t o 2 0 m A

E n c l o s u r e R a t i n g : N E M A 4 ( I P 6 5 )

M F

S

M F S 2

Page 21: Electromagnetic Flowmeters

MFS & MFS2Fe a t u re s

C o m p a c t d e s i g n

L o w c o s t

N o m o v i n g p a r t s

I d e a l f o r l o w e r fl o w s

L o w e r p i p e s i z e s

M F

S

M F S 2

Page 22: Electromagnetic Flowmeters

FLMGI n t ro d u c t i o n

I n l i n e e l e c t r o m a g n e t i c

fl o w m e t e r

Tr a n s m i t s a n d d i s p l a y s fl o w

r a t e a n d t o t a l

1 5 0 # A N S I fl a n g e 4 , 6 , 8 , 1 0 i n ( 1 0 2 , 1 5 3 , 2 0 3 ,

2 5 4 m m )

Page 23: Electromagnetic Flowmeters

FLMGS p e c i fi c a t i o n s

S e r v i c e : C o m p a t i b l e n o n - c o a t i n g c o n d u c t i v e l i q u i d s

W e t t e d M a t e r i a l s : L i n e r : D u a l d u r o m e t e r r u b b e r

A c c u r a c y : ± 1 %

O u t p u t : C u r r e n t s i n k i n g s q u a r e w a v e p u l s e , o p t o -

i s o l a t e d

B a t t e r y L i f e : 2 m o n t h s w i t h p o w e r f a i l u r e ;

1 0 y e a r s w i t h p o w e r

E n c l o s u r e R a t i n g : N E M A 4 X ( I P 6 6 )

Page 24: Electromagnetic Flowmeters

FLMGFe a t u re s

N o M o v i n g P a r t s U n a ff e c t e d b y p o t e n t i a l d e b r i s i n fl o w s u c h a s s a n d

M a n u f a c t u r e d t o c u s t o m e r s p e c i fi c a t i o n M o d e l d e s i g n e d t o m o u n t i n 4 t o 1 0 ” ( 1 0 2 t o 2 5 4 m m )

l i n e s

N o a d j u s t i n g s e n s o r h e i g h t t o c e n t e r

o f fl o w , b o l t i n l i n e a n d g o

L a r g e r m a g n e t i c fi e l d R e q u i r e s f e w e r u p s t r e a m a n d

d o w n s t r e a m p i p e d i a m e t e r s

Page 25: Electromagnetic Flowmeters

FLMGFe a t u re s

N E M A 4 X ( I P 6 6 ) r a t e d h o u s i n g A l l o w s f o r u s e b o t h i n d o o r a n d o u t d o o r

F l o w o u t p u t s R a t e a n d fl o w t o t a l i z i n g s t a n d a r d

I n t e r n a l b a t t e r y b a c k u p s t a n d a r d A l l o w s u n i t t o c o n t i n u e w o r k i n g i f p o w e r f a i l u r e / o u t a g e

o c c u r s

Page 26: Electromagnetic Flowmeters

Advantages & DisadvantagesI n - l i n e v s . I n s e r t i o n

B u i l t t o s p e c i fi c p i p e s i z e , o n e s i z e d o e s n o t fi t a l l

F l o w - t h r u d e s i g n a l l o w s f o r m i n i m a l / n o p r e s s u r e d r o p

C a n b e u s e d i n a p p l i c a t i o n s w i t h s o l i d s a n d d e b r i s i n

fl o w s t r e a m

H i g h e r c o s t t h a n i n s e r t i o n fl o w s e n s o r s

Page 27: Electromagnetic Flowmeters

Installation Accessories

RT I R a t e / To t a l I n d i c a t o r

B AT B l i n d A n a l o g Tr a n s m i t t e r

Page 28: Electromagnetic Flowmeters

RTIFe a t u re s

I n d i c a t o r a n d t r a n s m i t t e r a c c e s s o r y f o r I E F S , E F S 2 , a n d F L M G

Ta k e s p u l s e i n p u t f r o m fl o w s e n s o r a n d c o n v e r t s s i g n a l t o

d i s p l a y fl o w r a t e a n d t o t a l

D i s p l a y s fl o w r a t e a n d fl o w t o t a l o n L C D d i s p l a y

P r o v i d e s l i n e a r 4 t o 2 0 m A o u t p u t o f fl o w

N E M A 4 X ( I P 6 6 ) r a t i n g f o r i n d o o r a n d o u t d o o r u s e

Page 29: Electromagnetic Flowmeters

RTIFe a t u re s

M o u n t s t o w a l l , fl o w s e n s o r , o r l o c a l p a n e l

Page 30: Electromagnetic Flowmeters

BATFe a t u re s

Tr a n s m i t t e r a c c e s s o r y f o r I E F S , E F S 2 , a n d F L M G N o D i s p l a y , b l i n d u n i t

Ta k e s p u l s e i n p u t f r o m fl o w s e n s o r a n d c o n v e r t s s i g n a l t o

fl o w r a t e s i g n a l O u t p u t s i g n a l l i n e a r 4 t o 2 0 m A o u t p u t o f fl o w

N E M A 4 X ( I P 6 6 ) r a t i n g f o r i n d o o r a n d o u t d o o r u s e

Page 31: Electromagnetic Flowmeters

BATFe a t u re s

M o u n t s t o w a l l o r F l o w S e n s o r

Page 32: Electromagnetic Flowmeters

Applications

A g r i c u l t u r e I r r i g a t i o n

S p r a y e r s a n d S p r e a d e r s

F e r t i g a t i o n

B u i l d i n g A u t o m a t i o n H V A C S y s t e m s

M u n i c i p a l i t i e s

Wa t e r a n d Wa s t e w a t e r I n d u s t r i a l P r o c e s s

C h e m i c a l M e t e r i n g P u m p s

O v e r v i e w

Page 33: Electromagnetic Flowmeters

ApplicationsA g r i c u l t u re

I r r i g a t i o n U s e d f o r m e a s u r i n g a n d m o n i t o r i n g w a t e r c o n s u m e d

d u r i n g g r o w i n g s e a s o n o n p i v o t s y s t e m s

S p r a y e r s U s e d f o r m o n i t o r i n g c h e m i c a l s p r a y e d o n c r o p s d u r i n g

g r o w i n g s e a s o n

S p r e a d e r s U s e d f o r m o n i t o r i n g fl o w o f o r g a n i c m a t e r i a l s , i n c l u d i n g

m a n u r e , u s e d a s f e r t i l i z e r

Page 34: Electromagnetic Flowmeters

ApplicationsB u i l d i n g A u t o m a t i o n

Wa t e r a u d i t s a n d c o n s u m p t i o n U s e d t o v e r i f y w a t e r i n t a k e t o b u i l d i n g , v e r i fi e d a g a i n s t

c i t y m u n i c i p a l i t y b i l l i n g

L E E D U s e d t o v e r i f y w a t e r c o n s u m p t i o n f o r L E E D c r e d i t s i n

b u i l d i n g s f o r w a t e r c o n s e r v a t i o n

Page 35: Electromagnetic Flowmeters

ApplicationsM u n i c i p a l i t i e s

Wa s t e w a t e r Fa c i l i t i e s U s e d t o m e a s u r e t r e a t e d a n d u n t r e a t e d s e w a g e

U s e d t o m e a s u r e p r o c e s s w a t e r

U s e d t o m e a s u r e c h e m i c a l fl o w f o r s e w a g e t r e a t m e n t

Wa t e r Fa c i l i t i e s U s e d f o r m e a s u r i n g fl o w i n w a t e r m a i n s

U s e d f o r e a r l y i n d i c a t i o n o f w a t e r m a i n b r e a k

Page 36: Electromagnetic Flowmeters

ApplicationsI r r i g a t i o n

M a g n e t i c F l o w m e t e r u s e d f o r fl o w m e a s u r e m e n t i n

P i v o t I r r i g a t i o n s y s t e m

Page 37: Electromagnetic Flowmeters

ApplicationsS p re a d e r

M a g n e t i c F l o w m e t e r u s e d i n m a n u r e s p r e a d i n g s y s t e m

Page 38: Electromagnetic Flowmeters

ApplicationsFe r t i g a t i o n

G o l f c o u r s e g r o u n d w a t e r m o n i t o r i n g a n d f e r t i l i z i n g

Page 39: Electromagnetic Flowmeters

ApplicationsH VAC S y s t e m

M a g n e t i c F l o w m e t e r u s e d f o r b i l l i n g i n a h e a t i n g

s y s t e m

Page 40: Electromagnetic Flowmeters

ApplicationsWa t e r

M a g n e t i c F l o w m e t e r u s e d i n p u m p h o u s e f o r

g r o u n d w a t e r m o n i t o r i n g

Page 41: Electromagnetic Flowmeters

ApplicationsWa s t e w a t e r

G r a v i t y - f e d w a s t e p u m p i n g f a c i l i t y

Page 42: Electromagnetic Flowmeters

ApplicationsI n d u s t r i a l

M a g n e t i c F l o w m e t e r u s e d i n w a t e r p a r k p u m p a n d t r e a t


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