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Series WMH
Multi-Jet Hot Water Meter
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 f i 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 7 D w y e r I n s t r u m e n t s , I n c .
WMHG e n e r a l I n f o r m a t i o n
W h a t i s i t ?
A m e c h a n i c a l , w a t e r t o t a l i z i n g m e t e r w i t h a h i g h t e m p e r a t u r e
r e s i s t a n t b r a s s b o d y t h a t d i s p l a y s t h e t o t a l w a t e r u s a g e i n
g a l l o n s w i t h c u b i c m e t e r o p t i o n s
WMHA p p l i c a t i o n s
H VA C a p p l i c a t i o n s
M e a s u r i n g t o t a l c o n d e n s e r w a t e r f l o w i n r e s i d e n t i a l , c o m m e r c i a l ,
a n d i n d u s t r i a l a p p l i c a t i o n s
R e m o t e h o t w a t e r m o n i t o r i n g
WMHKe y F e a t u r e s / B e n e f i t s
H i g h t e m p e r a t u r e r e s i s t a n t b r a s s b o d y
I d e a l f o r h i g h t e m p e r a t u r e a p p l i c a t i o n s u p t o 1 9 0 ° F ( 8 8 ° C )
M u l t i - j e t d e s i g n
A l l o w s f o r s i m p l i c i t y a n d a c c u r a c y w i t h w i d e f l o w r a n g e s
M a g n e t i c a l l y d r i v e n , h e r m e t i c a l l y s e a l e d r e g i s t e r c o m p l e t e l y
s e p a r a t e d f r o m w a t e r
D o e s n o t l e a k o r f o g
C o u p l i n g a d a p t e r s i n c l u d e d
E a s e o f i n s t a l l a t i o n
P u l s e d o u t p u t p r o p o r t i o n a l t o f l o w
A l l o w s f o r r e m o t e f l o w t o t a l i z a t i o n
WMHO p e r a t i o n - I n s t a l l a t i o n
T h e S e r i e s W M H i s i n t e n d e d t o b e i n s t a l l e d h o r i z o n t a l l y w i t h t h e
r e g i s t e r f a c i n g u p
WMHO p e r a t i o n - W i r i n g
T h e S e r i e s W M H u t i l i z e s a d r y c o n t a c t c l o s u r e , a n d d o e s n o t
r e q u i r e p o w e r. I t c a n b e w i r e d u s i n g t h e b e l o w d i a g r a m
WMHD i m e n s i o n s
Size
in (mm)
Spud
NPSM (BSPP)
Length ‘L’
in (mm)
Width ‘W’
in (mm)
Height ‘H’
in (mm)
Weight
lb (kg)
5/8 x 1/2 (15)
5/8 x 3/4
3/4 (20)
1 (25)
1-1/4 (32)
1-1/2 (40)
2 (50)
3/4″ (3/4″)
1″ (1″)
1″ (1″)
1-1/4″ (1-1/4″)
1-1/2″ (1-1/2″)
2″ (2″)
2-1/2″ (2-1/2″)
6-1/2 (165)
7-1/2 (190)
7-1/2 (190)
10-1/4 (260)
10-1/4 (260)
11-13/16 (300)
11-13/16 (300)
3-45/64 (94)
3-45/64 (94)
3-45/64 (94)
3-55/64 (98)
3-55/64 (98)
4-51/64 (122)
5-45/64 (145)
4-15/64 (107.5)
4-15/64 (107.5)
4-15/64 (107.5)
4-5/8 (117.5)
4-5/8 (117.5)
5-9/16 (141.5)
6-31/32 (177)
3.75(1.7)
3.97(1.8)
4.9(2.2)
6.4(2.9)
8.2(3.7)
13.52 (6.17)
18.74 (8.5)
WMHM o d e l C h a r t
MODEL CHART
Model Size
Coupling
Size
GPM (Gal/Min)
Display Max
(Gallons)
Pulse Rate
(Gal/Pulse)
Max
Flow
Nominal
Flow Range
Transitional
Flow
WMH-A-C-01
WMH-A-C-02
WMH-A-C-03
WMH-A-C-04
WMH-A-C-05
WMH-A-C-06
WMH-A-C-01-1
WMH-A-C-02-1
WMH-A-C-03-1
WMH-A-C-04-1
WMH-A-C-05-1
WMH-A-C-06-1
WMH-A-C-07-1
WMH-A-C-08-1
WMH-A-C-01-10
WMH-A-C-02-10
WMH-A-C-03-10
WMH-A-C-04-10
WMH-A-C-05-10
WMH-A-C-06-10
WMH-A-C-07-10
WMH-A-C-08-10
5/8″ x 1/2″
5/8″ x 3/4″
3/4″ SL
3/4″
3/4″ x 1″
1″
5/8″ x 1/2″
5/8″ x 3/4″
3/4″ SL
3/4″
3/4″ x 1″
1″
1-1/2″
2″
5/8″ x 1/2″
5/8″ x 3/4″
3/4″ SL
3/4″
3/4″ x 1″
1″
1-1/2″
2″
1/2″ NPT
3/4″ NPT
3/4″ NPT
3/4″ NPT
1″ NPT
1″ NPT
1/2″ NPT
3/4″ NPT
3/4″ NPT
3/4″ NPT
1″ NPT
1″ NPT
1-1/2″ NPT
2″ NPT
1/2″ NPT
3/4″ NPT
3/4″ NPT
3/4″ NPT
1″ NPT
1″ NPT
1-1/2″ NPT
2″ NPT
20
20
30
30
30
50
20
20
30
30
30
50
100
160
20
20
30
30
30
50
100
1060
1 to 20
1 to 20
2 to 30
2 to 30
2 to 30
3 to 50
1 to 20
1 to 20
2 to 30
2 to 30
2 to 30
3 to 50
5 to 100
8 to 160
1 to 20
1 to 20
2 to 30
2 to 30
2 to 30
3 to 50
5 to 100
8 to 160
0.25
0.25
0.5
0.5
0.5
0.75
0.25
0.25
0.5
0.5
0.5
0.75
1.5
2
0.25
0.25
0.5
0.5
0.5
0.75
1.5
2
9,999,999.99
9,999,999.99
9,999,999.99
9,999,999.99
9,999,999.99
9,999,999.99
9,999,999.99
9,999,999.99
9,999,999.99
9,999,999.99
9,999,999.99
9,999,999.99
9,999,999.9
9,999,999.9
9,999,999.99
9,999,999.99
9,999,999.99
9,999,999.99
9,999,999.99
9,999,999.99
9,999,999.9
9,999,999.9
0.1
0.1
0.1
0.1
0.1
0.1
1
1
1
1
1
1
1
1
10
10
10
10
10
10
10
10
WMHKe y S p e c i f i c a t i o n s
S e r v i c e : W a t e r
W e t t e d M a t e r i a l s : B o d y, c o u p l i n g s , & m e a s u r i n g c h a m b e r : B r a s s
A c c u r a c y : W M H - A : Tr a n s i t i o n a l f l o w : ± 3 % ; N o m i n a l f l o w : ± 1 . 5 %
Te m p e r a t u r e L i m i t : 1 9 0 ° F ( 8 8 ° C )
P r e s s u r e L i m i t : 1 5 0 p s i
O u t p u t S i g n a l : P u l s e o u t p u t w / f r e q u e n c y p r o p o r t i o n a l t o f l o w r a t e
P u l s e O p t i o n s : 0 . 1 g a l , 1 g a l , 1 0 g a l , 1 0 0 g a l p e r p u l s e ( 1 L , 1 0 L ,
1 0 0 L , 1 0 0 0 L p e r p u l s e
E l e c t r i c a l R a t i n g : 0 . 0 1 A @ 2 4 VA C / D C
E l e c t r i c a l C o n n e c t i o n s : C o l o r - c o d e d l e a d w i r e s , 4 . 5 ′ ( 1 . 5 m ) l o n g
M o u n t i n g O r i e n t a t i o n : H o r i z o n t a l w i t h r e g i s t e r f a c i n g u p
WMHA d d i t i o n a l I n f o r m a t i o n
Yo u c a n f i n d m o r e i n f o r m a t i o n o n t h i s p r o d u c t b y v i s i t i n g o u r
w e b s i t e w w w. d w y e r - i n s t . c o m
F o r a n y t e c h n i c a l q u e s t i o n s y o u m a y h a v e , w e h a v e s e v e r a l
t e c h n i c a l s u p p o r t e n g i n e e r s a v a i l a b l e b y p h o n e o r e m a i l a t :
( 2 1 9 ) 8 7 9 - 8 8 6 8 e x t . 4 0 2
t e c h @ d w y e r m a i l . c o m
To r e q u e s t a q u o t e o r p l a c e a n o r d e r, y o u c a n c o n t a c t o n e o f o u r
c u s t o m e r s e r v i c e r e p r e s e n t a t i v e s a t :
( 2 1 9 ) 8 7 9 - 8 8 6 8 e x t . 6 5 6
q u o t e s @ d w y e r m a i l . c o m
o r d e r s @ d w y e r m a i l . c o m
Check Dwyer Out Onlinew w w. d w y e r - i n s t . c o m
Dwyer is Social, Are You?C o n n e c t w i t h U s a t w w w. d w y e r - i n s t . c o m / S o c i a l