background image

4

MODEL DMD-476 Block Diagram

Mechanical Specifications

SWB - Excitation Voltage

SWA - Control Switch

1

-

A

W

S

e

g

n

a

R

e

r

a

T

F

F

O

V

m

5

1

+

o

t

V

m

3

-

N

O

V

m

5

2

+

o

t

V

m

5

1

+

2

-

A

W

S

t

n

e

r

r

u

C

o

r

e

Z

F

F

O

A

m

4

N

O

A

m

0

4

-

A

W

S

5

-

A

W

S

e

g

n

a

R

n

a

p

S

N

O

N

O

V

m

0

5

o

t

V

m

0

4

F

F

O

N

O

V

m

0

4

o

t

V

m

0

2

N

O

F

F

O

V

m

0

2

o

t

V

m

0

1

F

F

O

F

F

O

V

m

0

1

o

t

V

m

5

1

-

B

W

S

e

g

a

t

l

o

V

n

o

i

t

a

t

i

c

x

E

N

O

s

t

l

o

V

0

1

d

e

x

i

F

F

F

O

e

l

b

a

t

s

u

j

d

A

s

t

n

e

m

n

g

i

s

s

A

p

i

r

t

S

l

a

n

i

m

r

e

T

w

e

r

c

S

l

a

n

i

m

r

e

T

n

o

i

t

c

n

u

F

w

e

r

c

S

l

a

n

i

m

r

e

T

n

o

i

t

c

n

u

F

1

E

S

N

E

S

-

6

C

A

2

N

O

I

T

A

T

I

C

X

E

-

7

L

A

N

G

I

S

+

3

E

S

N

E

S

+

8

L

A

N

G

I

S

-

4

N

O

I

T

A

T

I

C

X

E

+

9

T

U

P

T

U

O

5

C

A

0

1

N

R

U

T

E

R

Summary of Contents for DMD-476

Page 1: ... An OMEGA Technologies Company User s Guide http www omega com e mail info omega com DMD 476 Bridgesensor AC Powered Signal Conditioner ...

Page 2: ...0 4 06342 e mail france omega com Germany Austria Germany Austria Germany Austria Germany Austria Germany Austria Daimlerstrasse 26 D 75392 Deckenpfronn Germany Tel 49 07056 3017 FAX 49 07056 8540 Toll Free in Germany 0130 11 21 66 e mail info omega de United Kingdom United Kingdom United Kingdom United Kingdom United Kingdom One Omega Drive River Bend Technology Centre ISO 9002 Certified Northban...

Page 3: ... i r B V m 5 2 o t V m 3 f o S F 0 8 s l a u q E l l e c V V m 3 e c n a t s i s e R t u p n I e d o M n o m m o C d n a l a i t n e r e f f i D m h o g e m 0 0 0 1 C D n o i t c e j e R e d o M n o m m o C m u m i n i m B d 0 0 1 t u p n I e d o M n o m m o C s t l o V 5 t u p t u O t s u j d A o r e Z A m 4 r o 0 t n e i c i f f e o C e r u t a r e p m e T 1m C A n a p S t u p t u O t n e r r u ...

Page 4: ...0 5 o t V m 0 4 F F O N O V m 0 4 o t V m 0 2 N O F F O V m 0 2 o t V m 0 1 F F O F F O V m 0 1 o t V m 5 1 B W S e g a t l o V n o i t a t i c x E N O s t l o V 0 1 d e x i F F F O e l b a t s u j d A s t n e m n g i s s A p i r t S l a n i m r e T w e r c S l a n i m r e T n o i t c n u F w e r c S l a n i m r e T n o i t c n u F 1 E S N E S 6 C A 2 N O I T A T I C X E 7 L A N G I S 3 E S N E S ...

Page 5: ...oad cell is not known set both SW 4 and SW 5 ON for the 40 50mV range 7 Set SWA 2 OFF for 4mA or SWA 2 ON for 0mA output ZERO 8 Adjust D potentiometer for desired ZERO current 9 Turn SWA 3 OFF Expect output current to change 10 Apply no load or dead weight to load cell 11 Adjust TARE potentiometers A and B for the same ZERO current set in Step 8 SWA 1 OFF provides a bridge output balance of 3mV to...

Page 6: ...rnal supply must be connected to the DMD 476 common Terminal 2 Be sure that the common mode voltage limits are observed This would generally limit the external power supply to 10 Volts assuming that half the voltage would be common mode as is the case when exciting a full bridge When the full scale output of a sensor is measured in millivolts say 10 millivolts care must be exercised in wiring syst...

Page 7: ...ise shall not exceed the purchase price of the component upon which liability is based In no event shall OMEGA be liable for consequential incidental or special damages CONDITIONS Equipment sold by OMEGA is not intended to be used nor shall it be used 1 as a Basic Component under 10 CFR 21 NRC used in or with any nuclear installation or activity or 2 in medical applications or used on humans Shoul...

Page 8: ...wheel Systems þ Totalizers Batch Controllers pH CONDUCTIVITY þ pH Electrodes Testers Accessories þ Benchtop Laboratory Meters þ Controllers Calibrators Simulators Pumps þ Industrial pH Conductivity Equipment DATA ACQUISITION þ Data Acquisition Engineering Software þ Communications Based Acquisition Systems þ Plug in Cards for Apple IBM Compatibles þ Datalogging Systems þ Recorders Printers Plotter...

Reviews: