background image

2

T

ype overview

VEGABAR

81

VEGABAR

82

VEGABAR

83

M

easuring cell

P

iezoresistive

/

DMS

CERTEC

®

P

iezoresistive

/

strain gauge

,

METEC

®

D

iaphragm

M

etal

C

eramic

M

etal

M

edia

gases

,

vapours and liquids

,

also

aggressive ones

,

at high temper

-

atures

gases

,

vapours and liquids

,

also with

abrasive substances

gas

,

vapours and liquids

,

also vis

-

cous

P

rocess

tting

T

hread from

½"

or

½

NPT

F

langes from

DN

20

B

oltings

,

tube isolating diaphragm

each from

DN

25

T

hread from

1

"

or

½

NPT

F

langes from

DN

25

E

xtension

ttings from

1

"

T

hread from

1

"

or

½

NPT

F

langes from

DN

20

B

oltings

,

tube isolating diaphragm

each from

DN

25

M

aterial

P

rocess

tting

316

L

316

L

,

PVDF

,

A

lloy

C

22

,

A

lloy

C

276

316

L

D

iaphragm material

316

L

,

A

lloy

C

276

,

T

antalum

,

gold on

316

L

A

l

2

O

3

ceramic

316

T

i

,

E

lgiloy

2

.

4711

,

A

lloy

C

276

,

gold

-

coated

,

gold

/

rhodi

-

um

-

coated

M

easuring cell seal

-

FKM

,

EPDM

,

FFKM

-

I

solating liquid

S

ilicone oil

,

high temperature oil

,

halocarbon oil

,

med

.

white oil

D

ry measuring system

S

ilicone oil

,

H

alocarbon oil

M

ed

.

white oil

M

easuring range

-

1

+

1000

bar

/-

100

+

100

MP

a

(-

14

.

5

+

14500

psig

)

-

1

+

100

bar

/-

100

+

10

MP

a

(-

-

14

.

5

+

1450

psig

)

-

1

+

1000

bar

/-

100

+

100

MP

a

(-

14

.

5

+

14500

psig

)

S

mallest measuring

range

0

.

4

bar

/

40

k

P

a

(

5

.

802

psig

)

0

.

025

bar

/

2

.

5

k

P

a

(

1

.

45

psig

)

0

.

1

bar

/

10

k

P

a

(

1

.

45

psig

)

P

rocess temperature

-

40

+

400

°

C

(-

40

+

752

°

F

)

-

40

+

150

°

C

(-

40

+

302

°

F

)

-

40

+

200

°

C

(-

40

+

392

°

F

)

S

mallest deviation

<

0

.

2

%

<

0

.

05

%

<

0

.

075

%

S

ignal output

4

20

m

A

,

4

20

m

A

/

HART

,

P

ro

bus

PA

,

F

oundation

F

ieldbus

,

M

odbus

I

nterface

D

igital interface for

S

lave

-

M

aster combination

I

ndication

/

A

djustment

PLICSCOM

,

PACT

ware

,

VEGADIS

81

,

VEGADIS

62

A

pprovals

SIL

,

shipbuilding

,

ATEX

,

IEC

,

over

ll protection

,

FM

,

CSA

,

GOST

T

ype overview

4

P

rocess pressure

P

ressure transmitter

45078

-

EN

-

140625

Содержание VEGABAR 81

Страница 1: ...Process pressure Pressure transmitter VEGABAR 81 82 83 Product Information ...

Страница 2: ... differential pressure 13 12 Operation 14 13 Dimensions 15 Take note of safety instructions for Ex applications Please note the Ex specific safety information which you can find on our homepage www vega com downloads under Approvals and which comes with every instrument In hazardous areas you should take note of the corresponding regulations conformity and type approval certificates of the sensors and...

Страница 3: ...ement is the CERTEC measuring cell with front flush abrasion resistant ceramic diaphragm The hydrostatic pressure of the medium or the process pressure causes a capacitance change in the measuring cell via the diaphragm This change is converted into an ap propriate output signal 16 µm 1 2 3 Fig 2 Configuration of the CERTEC measuring cell in VEGABAR 82 1 Diaphragm 2 Soldered glass bond 3 Base elemen...

Страница 4: ...ic 316Ti Elgiloy 2 4711 Alloy C276 gold coated gold rhodi um coated Measuring cell seal FKM EPDM FFKM Isolating liquid Silicone oil high temperature oil halocarbon oil med white oil Dry measuring system Silicone oil Halocarbon oil Med white oil Measuring range 1 1000 bar 100 100 MPa 14 5 14500 psig 1 100 bar 100 10 MPa 14 5 1450 psig 1 1000 bar 100 100 MPa 14 5 14500 psig Smallest measuring range ...

Страница 5: ...g with electronics 3 Process fitting with measuring cell 1 2 3 4 5 Fig 6 Example of a VEGABAR 82 with flange and aluminium housing in protection IP 66 IP 68 1 bar 1 Housing cover with integrated display and adjustment module optional 2 Housing with electronics 3 Process fitting with measuring cell 4 Cable gland 5 Connection cable 1 2 3 5 4 Fig 8 Example of a VEGABAR 82 with flange and stainless steel ...

Страница 6: ... MPa 400 bar 40 MPa 1000 bar 100 MPa Smallest measuring range 400 mbar 40 kPa 100 mbar 10 kPa 25 mbar 2 5 kPa Vacuum applications up to 1 mbarabs 100 Pa Suitability for industry specific ap plications Aggregates and min ing industry Chemical Power generation Foodstuffs Metal production Offshore Paper Petrochemical Pharmaceutical Shipbuilding Environment and recy cling industry Water waste water Cemen...

Страница 7: ...ss Stainless steel 316L Protection rating IP 66 IP 67 IP 69K IP 66 IP 67 IP 66 IP 68 1 bar Version Single chamber electropolished Single chamber precision casting Double chamber precision casting Application area Aggressive environment food pro cessing pharmaceutical Aggressive environment extreme mechanical stress Separate version Material Stainless steel 316L plastic PBT Stainless steel 316L Pro...

Страница 8: ...a pipeline Fig 12 Process pressure measurement on a pipeline with VEGABAR Level measurement The VEGABAR measures the level in a vessel Fig 14 Level measurement in a vessel with VEGABAR Differential pressure measurement The VEGABAR measures the pressure difference between input and output of a filter Fig 16 Differential pressure measurement on a filter with VEGABAR and Slave sensor Flow measurement The ...

Страница 9: ... additional factors that influence the operating voltage l Lower output voltage of the power supply unit under nominal load e g with a sensor current of 20 5 mA or 22 mA in case of fault l Influence of additional instruments in the circuit see load values in chapter Technical data of the operatinginstructionsof the respective instrument Connection cable The instrument is connected with standardtwo w...

Страница 10: ...0 5 mA or 22 mA in case of fault l Influence of additional instruments in the circuit see load values in chapter Technical data of the operatinginstructionsof the respective instrument Connection cable The instrument is connected with standardtwo wire cable without screen If electromagnetic interference is expected which is above the test values of EN 61326 1 for industrial areas screened cable sho...

Страница 11: ... screening and grounding Insystemswithpotentialequalisation connectthecablescreendirectlyto ground potential at the power supply unit in the connection box and at the sensor The screen in the sensor must be connected directly to the inter nal ground terminal The ground terminal outside on the housing must be connected to the potential equalisation low impedance In systems without potential equalis...

Страница 12: ...and grounding Insystemswithpotentialequalisation connectthecablescreendirectlyto ground potential at the power supply unit in the connection box and at the sensor The screen in the sensor must be connected directly to the inter nal ground terminal The ground terminal outside on the housing must be connected to the potential equalisation low impedance In systems without potential equalisation conne...

Страница 13: ...to the sensor with standard four wire screened cable In the product configurator of VEGABAR different cable glands are avail able This selection covers all cable diameters in the range of 4 12 mm 0 16 0 47 in Cable screen and grounding Connect the cable screen on both ends to ground potential In VEGABAR Slave and Master sensor the screen must be connected directly to the internal ground terminal The...

Страница 14: ...rd version all functions for complete setup are already included An assistant for simple project configuration simplifies the adjustment considerably Saving printing the project as well as import export functions are also part of the standard version In the full version there is also an extended print function for complete project documentation as well as a save function for measured value and echo ...

Страница 15: ...sion casting 2 Double chamber housing precision casting VEGABAR 81 109 mm 4 29 89 mm 3 5 D 1 2 1 Flange version 2 Version with tube isolating diaphragm VEGABAR 82 2 3 1 20 8 mm 0 82 45 mm 1 77 SW 27 mm 1 06 G ø 18 4 mm 0 72 ø 27 mm 1 06 G1 50 mm 1 97 22 mm 0 87 ø 55 mm 2 17 SW 46 mm 1 81 50 mm 1 97 1 Threaded version G1 A 2 Threaded version G A inner G A 3 Threaded version G A inner G A PVDF VEGAB...

Страница 16: ... 7836 50 0 Fax 49 7836 50 201 E Mail info de vega com www vega com You can find at www vega com l operating instructions manuals l specification sheet l Software l drawings l certificates l approvals and much much more Subject to change without prior notice 45078 EN 140625 ...

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