Vega VEGABAR 54, Информация о продукте

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A dditional output variable , temperature ( VEGABAR 54 and 64 )
P rocessing is made via HART multidrop , P ro fi bus PA and
F oundation F ieldbus
R ange - 50 … + 150 ° C (- 58 … + 302 ° F )
R esolution 1 ° C ( 1 . 8 ° F )
I nput variable
P arameter P rocess pressure
M easuring ranges see product code
R ecommended max . turn down 1 : 30 ( no limitation )
R eference conditions and in fl uencing variables ( similar to DIN EN 60770 - 1 )
R eference conditions acc . to DIN EN 61298 - 1
- T emperature 18 … 30 ° C ( 64 … 86 ° F )
- R elative humidity 45 … 75 %
- A tmospheric pressure 860 … 1060 mbar / 86 … 106 k P a ( 12 . 5 … 15 . 4 psi )
D etermination of characteristics limit point adjustment acc . to DIN 16086
C haracteristics L inear
C alibration position upright , diaphragm points downward
I n fl uence of the installation position
- VEGABAR 54 , 64 < 0 . 2 mbar / 20 P a ( 0 . 003 psi )
- VEGABAR 65 < 5 mbar / 0 . 5 k P a ( 0 . 07 psi )
D eviation in characteristics
3 )
VEGABAR 54
D eviation in characteristics
- T urn down 1 : 1 < 0 . 1 %
- T urn down up to 1 : 5 < 0 . 1 %
- T urn down up to 1 : 10 < 0 . 15 %
VEGABAR 64 , 65
D eviation in characteristics
- T urn down 1 : 1 < 0 . 075 %
- T urn down up to 1 : 5 < 0 . 075 %
- T urn down up to 1 : 10 < 0 . 1 %
A ccuracy class 0 . 05 ( only with VEGABAR 64 process fi tting EV , FT )
- T urn down 1 : 1 < 0 . 05 %
- T urn down up to 1 : 5 < 0 . 05 %
- T urn down up to 1 : 10 < 0 . 075 %
I n fl uence of the product or ambient temperature
T he following values apply to the compensated temperature
range 0 … + 100 ° C ( + 212 ° F ), reference temperature 20 ° C
( 68 ° F ).
A verage temperature coe ffi cient of the zero signal
- T urn down 1 : 1 < 0 . 05 % / 10 K
- T urn down up to 1 : 5 < 0 . 1 % / 10 K
- T urn down up to 1 : 10 < 0 . 15 % / 10 K
T he following values are not within the compensated temper -
ature range .
A verage temperature coe ffi cient of the zero signal
- T urn down 1 : 1 typ . < 0 . 05 % / 10 K
T echnical data
14 H ydrostatic – L evel and pressure measurement
3 )
R elating to the nominal range , incl . hysteresis and repeatability , determined acc . to the limit point method .
29235
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EN
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060411