Vega VEGABAR 65, Руководство по эксплуатации

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10
.
2
I nformation on P ro fi bus PA
I nstrument master fi le
T he instrument master fi le ( GSD ) contains the characteristic data of the P ro fi bus PA instrument .
T hese data are , e . g . the permissible transmission rates as well as information on diagnostics values
and the format of the measured value outputted by the PA instrument .
A bitmap fi le is also provided for the P ro fi bus network planning tool . T his fi le is installed automatically
when the GSD fi le is integrated . T he bitmap fi le is used for symbolic indication of the PA instrument in
the con fi guration tool .
I dent number
E ach P ro fi bus instrument gets an unambiguous ident number ( ID number ) from the P ro fi bus user
organisation ( PNO ). T his ID number is also included in the name of the GSD fi le . F or VEGABAR
65
the ID number is
0
x
076
F ( hex ) and the GSD fi le BR
__
076
F . GSD . A s an option to this manufacturer -
speci fi c
GSD
fi le
, PNO
provides also a general so
-
called pro fi le
-
speci fi c
GSD
fi le
. F
or
VEGABAR
65
you have to use the general
GSD
fi le
PA
139701
. GSD . I
f the general
GSD
fi le is used
,
the sensor
must be set to the pro fi le - speci fi c ident number via the DTM software . B y default , the sensor operates
with the manufacturer - speci fi c ID number .
N ote :
W hen using the pro fi le - speci fi c GSD fi le , the PA - OUT value as well as
the temperature value are transmitted to the PLC ( see block diagram
"
C yclical data tra ffi c
"
).
C yclical data tra ffi c
T
he master class
1
(
e
.
g
. PLC )
cyclically reads out measured values from the sensor during operation
.
T he below block diagram below shows which data can be accessed by the PLC .
VEGABAR
65
• P ro fi bus PA
61
10
S upplement
28253
-
EN
-
081209